Convert Data Storage to PostgreSQL Documents (#74)

.gitignore

@@ -254,3 +254,5 @@ paket-files/
 
 # Ionide VSCode extension
 .ionide
+
+src/environment.txt

src/Dockerfile

@@ -0,0 +1,17 @@
+FROM mcr.microsoft.com/dotnet/sdk:7.0-alpine AS build
+WORKDIR /mpj
+COPY ./MyPrayerJournal/MyPrayerJournal.fsproj ./
+RUN dotnet restore
+
+COPY ./MyPrayerJournal ./
+RUN dotnet publish -c Release -r linux-x64
+RUN rm bin/Release/net7.0/linux-x64/publish/appsettings.*.json
+
+FROM  mcr.microsoft.com/dotnet/aspnet:7.0-alpine as final
+WORKDIR /app
+RUN apk add --no-cache icu-libs
+ENV DOTNET_SYSTEM_GLOBALIZATION_INVARIANT=false
+COPY --from=build /mpj/bin/Release/net7.0/linux-x64/publish/ ./
+
+EXPOSE 80
+CMD [ "dotnet", "/app/MyPrayerJournal.dll" ]

src/MyPrayerJournal.ConvertRecurrence/Program.fs

@@ -1,114 +0,0 @@
-open MyPrayerJournal.Domain
-open NodaTime
-
-/// The old definition of the history entry
-[<CLIMutable; NoComparison; NoEquality>]
-type OldHistory =
-    {   /// The time when this history entry was made
-        asOf   : int64
-        /// The status for this history entry
-        status : RequestAction
-        /// The text of the update, if applicable
-        text   : string option
-    }
-
-/// The old definition of of the note entry
-[<CLIMutable; NoComparison; NoEquality>]
-type OldNote =
-    {   /// The time when this note was made
-        asOf  : int64
-        
-        /// The text of the notes
-        notes : string
-    }
-
-/// Request is the identifying record for a prayer request
-[<CLIMutable; NoComparison; NoEquality>]
-type OldRequest =
-    {   /// The ID of the request
-        id           : RequestId
-        
-        /// The time this request was initially entered
-        enteredOn    : int64
-        
-        /// The ID of the user to whom this request belongs ("sub" from the JWT)
-        userId       : UserId
-        
-        /// The time at which this request should reappear in the user's journal by manual user choice
-        snoozedUntil : int64
-        
-        /// The time at which this request should reappear in the user's journal by recurrence
-        showAfter    : int64
-        
-        /// The type of recurrence for this request
-        recurType    : string
-        
-        /// How many of the recurrence intervals should occur between appearances in the journal
-        recurCount   : int16
-        
-        /// The history entries for this request
-        history      : OldHistory[]
-        
-        /// The notes for this request
-        notes        : OldNote[]
-    }
-
-
-open LiteDB
-open MyPrayerJournal.Data
-
-let db = new LiteDatabase ("Filename=./mpj.db")
-Startup.ensureDb db
-
-/// Map the old recurrence to the new style
-let mapRecurrence old =
-    match old.recurType with
-    | "Days" -> Days old.recurCount
-    | "Hours" -> Hours old.recurCount
-    | "Weeks" -> Weeks old.recurCount
-    | _ -> Immediate
-
-/// Convert an old history entry to the new form
-let convertHistory (old : OldHistory) =
-    {   AsOf   = Instant.FromUnixTimeMilliseconds old.asOf
-        Status = old.status
-        Text   = old.text
-    }
-
-/// Convert an old note to the new form
-let convertNote (old : OldNote) =
-    {   AsOf  = Instant.FromUnixTimeMilliseconds old.asOf
-        Notes = old.notes
-    }
-
-/// Convert items that may be Instant.MinValue or Instant(0) to None
-let noneIfOld ms =
-    match Instant.FromUnixTimeMilliseconds ms with
-    | instant when instant > Instant.FromUnixTimeMilliseconds 0 -> Some instant
-    | _ -> None
-    
-/// Map the old request to the new request
-let convert old =
-    {   Id           = old.id
-        EnteredOn    = Instant.FromUnixTimeMilliseconds old.enteredOn
-        UserId       = old.userId
-        SnoozedUntil = noneIfOld old.snoozedUntil
-        ShowAfter    = noneIfOld old.showAfter
-        Recurrence   = mapRecurrence old
-        History      = old.history |> Array.map convertHistory |> List.ofArray
-        Notes        = old.notes   |> Array.map convertNote    |> List.ofArray
-    }
-
-/// Remove the old request, add the converted one (removes recurType / recurCount fields)
-let replace (req : Request) =
-    db.Requests.Delete (Mapping.RequestId.toBson req.Id) |> ignore
-    db.Requests.Insert req |> ignore
-    db.Checkpoint ()
-
-db.GetCollection<OldRequest>("request").FindAll ()
-|> Seq.map convert
-|> List.ofSeq
-|> List.iter replace
-
-// For more information see https://aka.ms/fsharp-console-apps
-printfn "Done"

src/MyPrayerJournal.ToPostgres/LiteData.fs

@@ -0,0 +1,106 @@
+module MyPrayerJournal.LiteData
+
+open LiteDB
+open MyPrayerJournal
+open NodaTime
+
+/// Request is the identifying record for a prayer request
+[<CLIMutable; NoComparison; NoEquality>]
+type OldRequest =
+    {   /// The ID of the request
+        Id : RequestId
+        
+        /// The time this request was initially entered
+        EnteredOn : Instant
+        
+        /// The ID of the user to whom this request belongs ("sub" from the JWT)
+        UserId : UserId
+        
+        /// The time at which this request should reappear in the user's journal by manual user choice
+        SnoozedUntil : Instant option
+        
+        /// The time at which this request should reappear in the user's journal by recurrence
+        ShowAfter : Instant option
+        
+        /// The recurrence for this request
+        Recurrence : Recurrence
+        
+        /// The history entries for this request
+        History : History[]
+        
+        /// The notes for this request
+        Notes : Note[]
+    }
+
+
+/// LiteDB extensions
+[<AutoOpen>]
+module Extensions =
+  
+    /// Extensions on the LiteDatabase class
+    type LiteDatabase with
+        
+        /// The Request collection
+        member this.Requests = this.GetCollection<OldRequest> "request"
+
+
+/// Map domain to LiteDB
+//  It does mapping, but since we're so DU-heavy, this gives us control over the JSON representation
+[<RequireQualifiedAccess>]
+module Mapping =
+    
+    open NodaTime.Text
+    
+    /// A NodaTime instant pattern to use for parsing instants from the database
+    let instantPattern = InstantPattern.CreateWithInvariantCulture "g"
+    
+    /// Mapping for NodaTime's Instant type
+    module Instant =
+        let fromBson (value : BsonValue) = (instantPattern.Parse value.AsString).Value
+        let toBson (value : Instant) : BsonValue = value.ToString ("g", null)
+    
+    /// Mapping for option types
+    module Option =
+        let instantFromBson (value : BsonValue) = if value.IsNull then None else Some (Instant.fromBson value)
+        let instantToBson (value : Instant option) = match value with Some it -> Instant.toBson it | None -> null
+        
+        let stringFromBson (value : BsonValue) = match value.AsString with "" -> None | x -> Some x
+        let stringToBson (value : string option) : BsonValue = match value with Some txt -> txt | None -> ""
+    
+    /// Mapping for Recurrence
+    module Recurrence =
+        let fromBson (value : BsonValue) = Recurrence.ofString value
+        let toBson (value : Recurrence) : BsonValue = Recurrence.toString value
+    
+    /// Mapping for RequestAction
+    module RequestAction =
+        let fromBson (value : BsonValue) = RequestAction.ofString value.AsString
+        let toBson (value : RequestAction) : BsonValue = RequestAction.toString value
+    
+    /// Mapping for RequestId
+    module RequestId =
+        let fromBson (value : BsonValue) = RequestId.ofString value.AsString
+        let toBson (value : RequestId) : BsonValue = RequestId.toString value
+    
+    /// Mapping for UserId
+    module UserId =
+        let fromBson (value : BsonValue) = UserId value.AsString
+        let toBson (value : UserId) : BsonValue = UserId.toString value
+    
+    /// Set up the mapping
+    let register () = 
+        BsonMapper.Global.RegisterType<Instant>(Instant.toBson, Instant.fromBson)
+        BsonMapper.Global.RegisterType<Instant option>(Option.instantToBson, Option.instantFromBson)
+        BsonMapper.Global.RegisterType<Recurrence>(Recurrence.toBson, Recurrence.fromBson)
+        BsonMapper.Global.RegisterType<RequestAction>(RequestAction.toBson, RequestAction.fromBson)
+        BsonMapper.Global.RegisterType<RequestId>(RequestId.toBson, RequestId.fromBson)
+        BsonMapper.Global.RegisterType<string option>(Option.stringToBson, Option.stringFromBson)
+        BsonMapper.Global.RegisterType<UserId>(UserId.toBson, UserId.fromBson)
+
+/// Code to be run at startup
+module Startup =
+  
+    /// Ensure the database is set up
+    let ensureDb (db : LiteDatabase) =
+        db.Requests.EnsureIndex (fun it -> it.UserId) |> ignore
+        Mapping.register ()

src/MyPrayerJournal.ToPostgres/MyPrayerJournal.ToPostgres.fsproj

@@ -2,10 +2,12 @@
 
   <PropertyGroup>
     <OutputType>Exe</OutputType>
-    <TargetFramework>net6.0</TargetFramework>
+    <TargetFramework>net7.0</TargetFramework>
+    <NoWarn>3391</NoWarn>
   </PropertyGroup>
 
   <ItemGroup>
+    <Compile Include="LiteData.fs" />
     <Compile Include="Program.fs" />
   </ItemGroup>
 
@@ -13,4 +15,9 @@
     <ProjectReference Include="..\MyPrayerJournal\MyPrayerJournal.fsproj" />
   </ItemGroup>
 
+  <ItemGroup>
+    <PackageReference Include="LiteDB" Version="5.0.17" />
+    <PackageReference Update="FSharp.Core" Version="7.0.400" />
+  </ItemGroup>
+
 </Project>

src/MyPrayerJournal.ToPostgres/Program.fs

@@ -0,0 +1,33 @@
+open LiteDB
+open MyPrayerJournal.Data
+open MyPrayerJournal.Domain
+open MyPrayerJournal.LiteData
+open Microsoft.Extensions.Configuration
+
+
+let lite = new LiteDatabase "Filename=./mpj.db"
+Startup.ensureDb lite
+
+let cfg = (ConfigurationBuilder().AddJsonFile "appsettings.json").Build ()
+Connection.setUp cfg |> Async.AwaitTask |> Async.RunSynchronously
+
+let reqs = lite.Requests.FindAll ()
+
+reqs
+|> Seq.map (fun old ->
+    { Request.empty with
+        Id           = old.Id
+        EnteredOn    = old.EnteredOn
+        UserId       = old.UserId
+        SnoozedUntil = old.SnoozedUntil
+        ShowAfter    = old.ShowAfter
+        Recurrence   = old.Recurrence
+        History      = old.History |> Array.sortByDescending (fun it -> it.AsOf) |> List.ofArray
+        Notes        = old.Notes   |> Array.sortByDescending (fun it -> it.AsOf) |> List.ofArray
+    })
+|> Seq.map Request.add
+|> List.ofSeq
+|> List.iter (Async.AwaitTask >> Async.RunSynchronously)
+
+System.Console.WriteLine $"Migration complete - {Seq.length reqs} requests migrated"
+

src/MyPrayerJournal.sln

@@ -1,11 +1,11 @@
-
+
 Microsoft Visual Studio Solution File, Format Version 12.00
 # Visual Studio Version 16
 VisualStudioVersion = 16.0.30114.105
 MinimumVisualStudioVersion = 10.0.40219.1
 Project("{F2A71F9B-5D33-465A-A702-920D77279786}") = "MyPrayerJournal", "MyPrayerJournal\MyPrayerJournal.fsproj", "{6BD5A3C8-F859-42A0-ACD7-A5819385E828}"
 EndProject
-Project("{F2A71F9B-5D33-465A-A702-920D77279786}") = "MyPrayerJournal.ConvertRecurrence", "MyPrayerJournal.ConvertRecurrence\MyPrayerJournal.ConvertRecurrence.fsproj", "{72B57736-8721-4636-A309-49FA4222416E}"
+Project("{F2A71F9B-5D33-465A-A702-920D77279786}") = "MyPrayerJournal.ToPostgres", "MyPrayerJournal.ToPostgres\MyPrayerJournal.ToPostgres.fsproj", "{3114B8F4-E388-4804-94D3-A2F4D42797C6}"
 EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
@@ -24,5 +24,9 @@ Global
 		{72B57736-8721-4636-A309-49FA4222416E}.Debug|Any CPU.Build.0 = Debug|Any CPU
 		{72B57736-8721-4636-A309-49FA4222416E}.Release|Any CPU.ActiveCfg = Release|Any CPU
 		{72B57736-8721-4636-A309-49FA4222416E}.Release|Any CPU.Build.0 = Release|Any CPU
+		{3114B8F4-E388-4804-94D3-A2F4D42797C6}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{3114B8F4-E388-4804-94D3-A2F4D42797C6}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{3114B8F4-E388-4804-94D3-A2F4D42797C6}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{3114B8F4-E388-4804-94D3-A2F4D42797C6}.Release|Any CPU.Build.0 = Release|Any CPU
 	EndGlobalSection
 EndGlobal

src/MyPrayerJournal/.gitignore

@@ -1,5 +1,2 @@
-## LiteDB database file
-*.db
-
 ## Development settings
 appsettings.Development.json

src/MyPrayerJournal/Data.fs

@@ -1,199 +1,205 @@
-module MyPrayerJournal.Data
+module MyPrayerJournal.Data
 
-open LiteDB
+/// Table(!) used by myPrayerJournal
-open MyPrayerJournal
+module Table =
-open System.Threading.Tasks
 
-/// LiteDB extensions
+    /// Requests
-[<AutoOpen>]
+    [<Literal>]
-module Extensions =
+    let Request = "mpj.request"
-  
-    /// Extensions on the LiteDatabase class
-    type LiteDatabase with
-        
-        /// The Request collection
-        member this.Requests = this.GetCollection<Request> "request"
-        
-        /// Async version of the checkpoint command (flushes log)
-        member this.SaveChanges () =
-            this.Checkpoint ()
-            Task.CompletedTask
 
 
-/// Map domain to LiteDB
+/// JSON serialization customizations
-//  It does mapping, but since we're so DU-heavy, this gives us control over the JSON representation
 [<RequireQualifiedAccess>]
-module Mapping =
+module Json =
+
+    open System.Text.Json.Serialization
+
+    /// Convert a wrapped DU to/from its string representation
+    type WrappedJsonConverter<'T> (wrap : string -> 'T, unwrap : 'T -> string) =
+        inherit JsonConverter<'T> ()
+        override _.Read(reader, _, _) =
+            wrap (reader.GetString ()) 
+        override _.Write(writer, value, _) =
+            writer.WriteStringValue (unwrap value)
+    
+    open System.Text.Json
+    open NodaTime.Serialization.SystemTextJson
+
+    /// JSON serializer options to support the target domain
+    let options =
+        let opts = JsonSerializerOptions ()
+        [   WrappedJsonConverter (Recurrence.ofString,    Recurrence.toString) :> JsonConverter
+            WrappedJsonConverter (RequestAction.ofString, RequestAction.toString)
+            WrappedJsonConverter (RequestId.ofString,     RequestId.toString)
+            WrappedJsonConverter (UserId,                 UserId.toString)
+            JsonFSharpConverter  ()
+        ]
+        |> List.iter opts.Converters.Add
+        let _ = opts.ConfigureForNodaTime NodaTime.DateTimeZoneProviders.Tzdb
+        opts.PropertyNamingPolicy   <- JsonNamingPolicy.CamelCase
+        opts.DefaultIgnoreCondition <- JsonIgnoreCondition.WhenWritingNull
+        opts
+
+
+open BitBadger.Npgsql.FSharp.Documents
+
+/// Connection 
+[<RequireQualifiedAccess>]
+module Connection =
+
+    open BitBadger.Npgsql.Documents
+    open Microsoft.Extensions.Configuration
+    open Npgsql
+    open System.Text.Json
+
+    /// Ensure the database is ready to use
+    let private ensureDb () = backgroundTask {
+        do! Custom.nonQuery "CREATE SCHEMA IF NOT EXISTS mpj" []
+        do! Definition.ensureTable Table.Request
+        do! Definition.ensureIndex Table.Request Optimized
+    }
+
+    /// Set up the data environment
+    let setUp (cfg : IConfiguration) = backgroundTask {
+        let builder = NpgsqlDataSourceBuilder (cfg.GetConnectionString "mpj")
+        let _ = builder.UseNodaTime ()
+        Configuration.useDataSource (builder.Build ())
+        Configuration.useSerializer
+            { new IDocumentSerializer with
+                member _.Serialize<'T>   (it : 'T)     = JsonSerializer.Serialize       (it, Json.options)
+                member _.Deserialize<'T> (it : string) = JsonSerializer.Deserialize<'T> (it, Json.options)
+            }
+        do! ensureDb ()
+    }
+
+
+/// Data access functions for requests
+[<RequireQualifiedAccess>]
+module Request =
     
     open NodaTime
-    open NodaTime.Text
-    
-    /// A NodaTime instant pattern to use for parsing instants from the database
-    let instantPattern = InstantPattern.CreateWithInvariantCulture "g"
-    
-    /// Mapping for NodaTime's Instant type
-    module Instant =
-        let fromBson (value : BsonValue) = (instantPattern.Parse value.AsString).Value
-        let toBson (value : Instant) : BsonValue = value.ToString ("g", null)
-    
-    /// Mapping for option types
-    module Option =
-        let instantFromBson (value : BsonValue) = if value.IsNull then None else Some (Instant.fromBson value)
-        let instantToBson (value : Instant option) = match value with Some it -> Instant.toBson it | None -> null
-        
-        let stringFromBson (value : BsonValue) = match value.AsString with "" -> None | x -> Some x
-        let stringToBson (value : string option) : BsonValue = match value with Some txt -> txt | None -> ""
-    
-    /// Mapping for Recurrence
-    module Recurrence =
-        let fromBson (value : BsonValue) = Recurrence.ofString value
-        let toBson (value : Recurrence) : BsonValue = Recurrence.toString value
-    
-    /// Mapping for RequestAction
-    module RequestAction =
-        let fromBson (value : BsonValue) = RequestAction.ofString value.AsString
-        let toBson (value : RequestAction) : BsonValue = RequestAction.toString value
-    
-    /// Mapping for RequestId
-    module RequestId =
-        let fromBson (value : BsonValue) = RequestId.ofString value.AsString
-        let toBson (value : RequestId) : BsonValue = RequestId.toString value
-    
-    /// Mapping for UserId
-    module UserId =
-        let fromBson (value : BsonValue) = UserId value.AsString
-        let toBson (value : UserId) : BsonValue = UserId.toString value
-    
-    /// Set up the mapping
-    let register () = 
-        BsonMapper.Global.RegisterType<Instant>(Instant.toBson, Instant.fromBson)
-        BsonMapper.Global.RegisterType<Instant option>(Option.instantToBson, Option.instantFromBson)
-        BsonMapper.Global.RegisterType<Recurrence>(Recurrence.toBson, Recurrence.fromBson)
-        BsonMapper.Global.RegisterType<RequestAction>(RequestAction.toBson, RequestAction.fromBson)
-        BsonMapper.Global.RegisterType<RequestId>(RequestId.toBson, RequestId.fromBson)
-        BsonMapper.Global.RegisterType<string option>(Option.stringToBson, Option.stringFromBson)
-        BsonMapper.Global.RegisterType<UserId>(UserId.toBson, UserId.fromBson)
-
-/// Code to be run at startup
-module Startup =
-  
-    /// Ensure the database is set up
-    let ensureDb (db : LiteDatabase) =
-        db.Requests.EnsureIndex (fun it -> it.UserId) |> ignore
-        Mapping.register ()
-
-
-/// Async wrappers for LiteDB, and request -> journal mappings
-[<AutoOpen>]
-module private Helpers =
-    
-    open System.Linq
-
-    /// Convert a sequence to a list asynchronously (used for LiteDB IO)
-    let toListAsync<'T> (q : 'T seq) =
-        (q.ToList >> Task.FromResult) ()
-
-    /// Convert a sequence to a list asynchronously (used for LiteDB IO)
-    let firstAsync<'T> (q : 'T seq) =
-        q.FirstOrDefault () |> Task.FromResult
-
-    /// Async wrapper around a request update
-    let doUpdate (db : LiteDatabase) (req : Request) =
-        db.Requests.Update req |> ignore
-        Task.CompletedTask
-
-
-/// Retrieve a request, including its history and notes, by its ID and user ID
-let tryFullRequestById reqId userId (db : LiteDatabase) = backgroundTask {
-    let! req = db.Requests.Find (Query.EQ ("_id", RequestId.toString reqId)) |> firstAsync
-    return match box req with null -> None | _ when req.UserId = userId -> Some req | _ -> None
-}
-
-/// Add a history entry
-let addHistory reqId userId hist db = backgroundTask {
-    match! tryFullRequestById reqId userId db with
-    | Some req -> do! doUpdate db { req with History = Array.append [| hist |] req.History }
-    | None     -> invalidOp $"{RequestId.toString reqId} not found"
-}
-
-/// Add a note
-let addNote reqId userId note db = backgroundTask {
-    match! tryFullRequestById reqId userId db with
-    | Some req -> do! doUpdate db { req with Notes = Array.append [| note |] req.Notes }
-    | None     -> invalidOp $"{RequestId.toString reqId} not found"
-}
 
     /// Add a request
-let addRequest (req : Request) (db : LiteDatabase) =
+    let add req = backgroundTask {
-    db.Requests.Insert req |> ignore
+        do! insert Table.Request (RequestId.toString req.Id) req
-
-/// Find all requests for the given user
-let private getRequestsForUser (userId : UserId) (db : LiteDatabase) = backgroundTask {
-    return! db.Requests.Find (Query.EQ (nameof Request.empty.UserId, Mapping.UserId.toBson userId)) |> toListAsync
     }
 
-/// Retrieve all answered requests for the given user
+    /// Does a request exist for the given request ID and user ID?
-let answeredRequests userId db = backgroundTask {
+    let existsById (reqId : RequestId) (userId : UserId) =
-    let! reqs = getRequestsForUser userId db
+        Exists.byContains Table.Request {| Id = reqId; UserId = userId |}
+    
+    /// Retrieve a request by its ID and user ID
+    let tryById reqId userId = backgroundTask {
+        match! Find.byId<Request> Table.Request (RequestId.toString reqId) with
+        | Some req when req.UserId = userId -> return Some req
+        | _ -> return None
+    }
+    
+    /// Update recurrence for a request
+    let updateRecurrence reqId userId (recurType : Recurrence) = backgroundTask {
+        let dbId = RequestId.toString reqId
+        match! existsById reqId userId with
+        | true -> do! Update.partialById Table.Request dbId {| Recurrence = recurType |}
+        | false -> invalidOp "Request ID {dbId} not found"
+    }
+
+    /// Update the show-after time for a request
+    let updateShowAfter reqId userId (showAfter : Instant option) = backgroundTask {
+        let dbId = RequestId.toString reqId
+        match! existsById reqId userId with
+        | true -> do! Update.partialById Table.Request dbId {| ShowAfter = showAfter |}
+        | false -> invalidOp "Request ID {dbId} not found"
+    }
+
+    /// Update the snoozed and show-after values for a request
+    let updateSnoozed reqId userId (until : Instant option) = backgroundTask {
+        let dbId = RequestId.toString reqId
+        match! existsById reqId userId with
+        | true -> do! Update.partialById Table.Request dbId {| SnoozedUntil = until; ShowAfter = until |}
+        | false -> invalidOp "Request ID {dbId} not found"
+    }
+
+
+/// Specific manipulation of history entries
+[<RequireQualifiedAccess>]
+module History =
+
+    /// Add a history entry
+    let add reqId userId hist = backgroundTask {
+        let dbId = RequestId.toString reqId
+        match! Request.tryById reqId userId with
+        | Some req ->
+            do! Update.partialById Table.Request dbId
+                                   {| History = (hist :: req.History) |> List.sortByDescending (fun it -> it.AsOf) |}
+        | None -> invalidOp $"Request ID {dbId} not found"
+    }
+
+
+/// Data access functions for journal-style requests
+[<RequireQualifiedAccess>]
+module Journal =
+
+    /// Retrieve a user's answered requests
+    let answered (userId : UserId) = backgroundTask {
+        let! reqs =
+            Custom.list
+                $"""{Query.Find.byContains Table.Request} AND {Query.whereJsonPathMatches "@stat"}"""
+                [   "@criteria", Query.jsonbDocParam {| UserId = userId |}
+                    "@stat",     Sql.string """$.history[0].status ? (@ == "Answered")"""
+                ] fromData<Request>
         return
             reqs
-        |> Seq.map JournalRequest.ofRequestFull
+            |> Seq.ofList
+            |> Seq.map JournalRequest.ofRequestLite
             |> Seq.filter (fun it -> it.LastStatus = Answered)
             |> Seq.sortByDescending (fun it -> it.AsOf)
             |> List.ofSeq
     }
 
-/// Retrieve the user's current journal
+    /// Retrieve a user's current prayer journal (includes snoozed and non-immediate recurrence)
-let journalByUserId userId db = backgroundTask {
+    let forUser (userId : UserId) = backgroundTask {
-    let! reqs = getRequestsForUser userId db
+        let! reqs =
+            Custom.list
+                $"""{Query.Find.byContains Table.Request} AND {Query.whereJsonPathMatches "@stat"}"""
+                [   "@criteria", Query.jsonbDocParam {| UserId = userId |}
+                    "@stat",     Sql.string """$.history[0].status ? (@ <> "Answered")"""
+                ] fromData<Request>
         return
             reqs
+            |> Seq.ofList
             |> Seq.map JournalRequest.ofRequestLite
             |> Seq.filter (fun it -> it.LastStatus <> Answered)
             |> Seq.sortBy (fun it -> it.AsOf)
             |> List.ofSeq
     }
 
-/// Does the user have any snoozed requests?
+    /// Does the user's journal have any snoozed requests?
-let hasSnoozed userId now (db : LiteDatabase) = backgroundTask {
+    let hasSnoozed userId now = backgroundTask {
-    let! jrnl = journalByUserId userId db
+        let! jrnl = forUser userId
         return jrnl |> List.exists (fun r -> defaultArg (r.SnoozedUntil |> Option.map (fun it -> it > now)) false)
     }
 
-/// Retrieve a request by its ID and user ID (without notes and history)
+    let tryById reqId userId = backgroundTask {
-let tryRequestById reqId userId db = backgroundTask {
+        let! req = Request.tryById reqId userId
-    let! req = tryFullRequestById reqId userId db
-    return req |> Option.map (fun r -> { r with History = [||]; Notes = [||] })
-}
-
-/// Retrieve notes for a request by its ID and user ID
-let notesById reqId userId (db : LiteDatabase) = backgroundTask {
-    match! tryFullRequestById reqId userId db with | Some req -> return req.Notes | None -> return [||]
-}
-    
-/// Retrieve a journal request by its ID and user ID
-let tryJournalById reqId userId (db : LiteDatabase) = backgroundTask {
-    let! req = tryFullRequestById reqId userId db
         return req |> Option.map JournalRequest.ofRequestLite
     }
 
-/// Update the recurrence for a request
+
-let updateRecurrence reqId userId recurType db = backgroundTask {
+/// Specific manipulation of note entries
-    match! tryFullRequestById reqId userId db with
+[<RequireQualifiedAccess>]
-    | Some req -> do! doUpdate db { req with Recurrence = recurType }
+module Note =
-    | None     -> invalidOp $"{RequestId.toString reqId} not found"
+
+    /// Add a note
+    let add reqId userId note = backgroundTask {
+        let dbId = RequestId.toString reqId
+        match! Request.tryById reqId userId with
+        | Some req ->
+            do! Update.partialById Table.Request dbId
+                                   {| Notes = (note :: req.Notes) |> List.sortByDescending (fun it -> it.AsOf) |}
+        | None -> invalidOp $"Request ID {dbId} not found"
     }
 
-/// Update a snoozed request
+    /// Retrieve notes for a request by the request ID
-let updateSnoozed reqId userId until db = backgroundTask {
+    let byRequestId reqId userId = backgroundTask {
-    match! tryFullRequestById reqId userId db with
+        match! Request.tryById reqId userId with Some req -> return req.Notes | None -> return []
-    | Some req -> do! doUpdate db { req with SnoozedUntil = until; ShowAfter = until }
-    | None     -> invalidOp $"{RequestId.toString reqId} not found"
-}
-
-/// Update the "show after" timestamp for a request
-let updateShowAfter reqId userId showAfter db = backgroundTask {
-    match! tryFullRequestById reqId userId db with
-    | Some req -> do! doUpdate db { req with ShowAfter = showAfter }
-    | None     -> invalidOp $"{RequestId.toString reqId} not found"
     }

src/MyPrayerJournal/Domain.fs

@@ -1,4 +1,4 @@
-/// The data model for myPrayerJournal
+/// The data model for myPrayerJournal
 [<AutoOpen>]
 module MyPrayerJournal.Domain
 
@@ -169,10 +169,10 @@ type Request =
         Recurrence : Recurrence
         
         /// The history entries for this request
-        History : History[]
+        History : History list
         
         /// The notes for this request
-        Notes : Note[]
+        Notes : Note list
     }
 
 /// Functions to support requests
@@ -186,8 +186,8 @@ module Request =
             SnoozedUntil = None
             ShowAfter    = None
             Recurrence   = Immediate
-            History      = [||]
+            History      = []
-            Notes        = [||]
+            Notes        = []
         }
 
 
@@ -234,7 +234,8 @@ module JournalRequest =
 
     /// Convert a request to the form used for the journal (precomputed values, no notes or history)
     let ofRequestLite (req : Request) =
-        let lastHistory = req.History |> Array.sortByDescending (fun it -> it.AsOf) |> Array.tryHead
+        let history = Seq.ofList req.History
+        let lastHistory = Seq.tryHead history
         // Requests are sorted by the "as of" field in this record; for sorting to work properly, we will put the
         // largest of the last prayed date, the "snoozed until". or the "show after" date; if none of those are filled,
         // we will use the last activity date. This will mean that:
@@ -247,19 +248,17 @@ module JournalRequest =
         let showAfter    = defaultArg req.ShowAfter    Instant.MinValue
         let snoozedUntil = defaultArg req.SnoozedUntil Instant.MinValue
         let lastPrayed   =
-            req.History
+            history
-            |> Array.sortByDescending (fun it -> it.AsOf)
+            |> Seq.filter History.isPrayed
-            |> Array.filter History.isPrayed
+            |> Seq.tryHead
-            |> Array.tryHead
             |> Option.map (fun it -> it.AsOf)
             |> Option.defaultValue Instant.MinValue
         let asOf = List.max [ lastPrayed; showAfter; snoozedUntil ]
         {   RequestId    = req.Id
             UserId       = req.UserId
-            Text         = req.History
+            Text         = history
-                           |> Array.filter (fun it -> Option.isSome it.Text)
+                           |> Seq.filter (fun it -> Option.isSome it.Text)
-                           |> Array.sortByDescending (fun it -> it.AsOf)
+                           |> Seq.tryHead
-                           |> Array.tryHead
                            |> Option.map (fun h -> Option.get h.Text)
                            |> Option.defaultValue ""
             AsOf         = if asOf > Instant.MinValue then asOf else lastActivity
@@ -275,6 +274,6 @@ module JournalRequest =
     /// Same as `ofRequestLite`, but with notes and history
     let ofRequestFull req =
         { ofRequestLite req with 
-            History = List.ofArray req.History
+            History = req.History
-            Notes   = List.ofArray req.Notes
+            Notes   = req.Notes
         }

src/MyPrayerJournal/Handlers.fs

@@ -1,4 +1,4 @@
-/// HTTP handlers for the myPrayerJournal API
+/// HTTP handlers for the myPrayerJournal API
 [<RequireQualifiedAccess>]
 module MyPrayerJournal.Handlers
 
@@ -45,16 +45,12 @@ module Error =
 
 
 open System.Security.Claims
-open LiteDB
 open Microsoft.AspNetCore.Http
 open NodaTime
 
 /// Extensions on the HTTP context
 type HttpContext with
     
-    /// The LiteDB database
-    member this.Db = this.GetService<LiteDatabase> ()
-    
     /// The "sub" for the current user (None if no user is authenticated)
     member this.CurrentUser =
         this.User
@@ -83,6 +79,8 @@ type HttpContext with
         | None -> DateTimeZone.Utc
 
 
+open MyPrayerJournal.Data
+
 /// Handler helpers
 [<AutoOpen>]
 module private Helpers =
@@ -127,7 +125,7 @@ module private Helpers =
     let pageContext (ctx : HttpContext) pageTitle content = backgroundTask {
         let! hasSnoozed =
             match ctx.CurrentUser with
-            | Some _ -> Data.hasSnoozed ctx.UserId (ctx.Now ()) ctx.Db
+            | Some _ -> Journal.hasSnoozed ctx.UserId (ctx.Now ())
             | None   -> Task.FromResult false
         return
             {   IsAuthenticated = Option.isSome ctx.CurrentUser
@@ -238,7 +236,6 @@ module Models =
         }
 
 
-open MyPrayerJournal.Data.Extensions
 open NodaTime.Text
 
 /// Handlers for less-than-full-page HTML requests
@@ -254,14 +251,14 @@ module Components =
             | Some snooze, _ when snooze < now -> true
             | _, Some hide when hide < now -> true
             | _, _ -> false
-        let! journal = Data.journalByUserId ctx.UserId ctx.Db
+        let! journal = Journal.forUser ctx.UserId
         let  shown   = journal |> List.filter shouldBeShown
         return! renderComponent [ Views.Journal.journalItems now ctx.TimeZone shown ] next ctx
     }
   
     // GET /components/request-item/[req-id]
     let requestItem reqId : HttpHandler = requireUser >=> fun next ctx -> task {
-        match! Data.tryJournalById (RequestId.ofString reqId) ctx.UserId ctx.Db with
+        match! Journal.tryById (RequestId.ofString reqId) ctx.UserId with
         | Some req -> return! renderComponent [ Views.Request.reqListItem (ctx.Now ()) ctx.TimeZone req ] next ctx
         | None     -> return! Error.notFound next ctx
     }
@@ -272,8 +269,8 @@ module Components =
 
     // GET /components/request/[req-id]/notes
     let notes requestId : HttpHandler = requireUser >=> fun next ctx -> task {
-        let! notes = Data.notesById (RequestId.ofString requestId) ctx.UserId ctx.Db
+        let! notes = Note.byRequestId (RequestId.ofString requestId) ctx.UserId
-        return! renderComponent (Views.Request.notes (ctx.Now ()) ctx.TimeZone (List.ofArray notes)) next ctx
+        return! renderComponent (Views.Request.notes (ctx.Now ()) ctx.TimeZone notes) next ctx
     }
   
     // GET /components/request/[req-id]/snooze
@@ -333,7 +330,7 @@ module Request =
             return! partial "Add Prayer Request"
                         (Views.Request.edit (JournalRequest.ofRequestLite Request.empty) returnTo true) next ctx
         | _     ->
-            match! Data.tryJournalById (RequestId.ofString requestId) ctx.UserId ctx.Db with
+            match! Journal.tryById (RequestId.ofString requestId) ctx.UserId with
             | Some req ->
                 debug ctx "Found - sending view"
                 return! partial "Edit Prayer Request" (Views.Request.edit req returnTo false) next ctx
@@ -344,46 +341,42 @@ module Request =
 
     // PATCH /request/[req-id]/prayed
     let prayed requestId : HttpHandler = requireUser >=> fun next ctx -> task {
-        let db     = ctx.Db
         let userId = ctx.UserId
         let reqId  = RequestId.ofString requestId
-        match! Data.tryRequestById reqId userId db with
+        match! Journal.tryById reqId userId with
         | Some req ->
             let now  = ctx.Now ()
-            do! Data.addHistory reqId userId { AsOf = now; Status = Prayed; Text = None } db
+            do! History.add reqId userId { AsOf = now; Status = Prayed; Text = None }
             let nextShow =
                 match Recurrence.duration req.Recurrence with
                 | 0L       -> None
                 | duration -> Some <| now.Plus (Duration.FromSeconds duration)
-            do! Data.updateShowAfter reqId userId nextShow db
+            do! Request.updateShowAfter reqId userId nextShow
-            do! db.SaveChanges ()
             return! (withSuccessMessage "Request marked as prayed" >=> Components.journalItems) next ctx
         | None -> return! Error.notFound next ctx
     }
   
-    /// POST /request/[req-id]/note
+    // POST /request/[req-id]/note
     let addNote requestId : HttpHandler = requireUser >=> fun next ctx -> task {
-        let db     = ctx.Db
         let userId = ctx.UserId
         let reqId  = RequestId.ofString requestId
-        match! Data.tryRequestById reqId userId db with
+        match! Request.existsById reqId userId with
-        | Some _ ->
+        | true ->
             let! notes = ctx.BindFormAsync<Models.NoteEntry> ()
-            do! Data.addNote reqId userId { AsOf = ctx.Now (); Notes = notes.notes } db
+            do! Note.add reqId userId { AsOf = ctx.Now (); Notes = notes.notes }
-            do! db.SaveChanges ()
             return! (withSuccessMessage "Added Notes" >=> hideModal "notes" >=> created) next ctx
-        | None -> return! Error.notFound next ctx
+        | false -> return! Error.notFound next ctx
     }
           
     // GET /requests/active
     let active : HttpHandler = requireUser >=> fun next ctx -> task {
-        let! reqs = Data.journalByUserId ctx.UserId ctx.Db
+        let! reqs = Journal.forUser ctx.UserId
         return! partial "Active Requests" (Views.Request.active (ctx.Now ()) ctx.TimeZone reqs) next ctx
     }
   
     // GET /requests/snoozed
     let snoozed : HttpHandler = requireUser >=> fun next ctx -> task {
-        let! reqs    = Data.journalByUserId ctx.UserId ctx.Db
+        let! reqs    = Journal.forUser ctx.UserId
         let  now     = ctx.Now ()
         let  snoozed = reqs
                        |> List.filter (fun it -> defaultArg (it.SnoozedUntil |> Option.map (fun it -> it > now)) false)
@@ -392,62 +385,56 @@ module Request =
 
     // GET /requests/answered
     let answered : HttpHandler = requireUser >=> fun next ctx -> task {
-        let! reqs = Data.answeredRequests ctx.UserId ctx.Db
+        let! reqs = Journal.answered ctx.UserId
         return! partial "Answered Requests" (Views.Request.answered (ctx.Now ()) ctx.TimeZone reqs) next ctx
     }
   
     // GET /request/[req-id]/full
     let getFull requestId : HttpHandler = requireUser >=> fun next ctx -> task {
-        match! Data.tryFullRequestById (RequestId.ofString requestId) ctx.UserId ctx.Db with
+        match! Request.tryById (RequestId.ofString requestId) ctx.UserId with
         | Some req -> return! partial "Prayer Request" (Views.Request.full ctx.Clock ctx.TimeZone req) next ctx
         | None     -> return! Error.notFound next ctx
     }
   
     // PATCH /request/[req-id]/show
     let show requestId : HttpHandler = requireUser >=> fun next ctx -> task {
-        let db     = ctx.Db
         let userId = ctx.UserId
         let reqId  = RequestId.ofString requestId
-        match! Data.tryRequestById reqId userId db with
+        match! Request.existsById reqId userId with
-        | Some _ ->
+        | true ->
-            do! Data.updateShowAfter reqId userId None db
+            do! Request.updateShowAfter reqId userId None
-            do! db.SaveChanges ()
             return! (withSuccessMessage "Request now shown" >=> Components.requestItem requestId) next ctx
-        | None -> return! Error.notFound next ctx
+        | false -> return! Error.notFound next ctx
     }
   
     // PATCH /request/[req-id]/snooze
     let snooze requestId : HttpHandler = requireUser >=> fun next ctx -> task {
-        let db     = ctx.Db
         let userId = ctx.UserId
         let reqId  = RequestId.ofString requestId
-        match! Data.tryRequestById reqId userId db with
+        match! Request.existsById reqId userId with
-        | Some _ ->
+        | true ->
             let! until = ctx.BindFormAsync<Models.SnoozeUntil> ()
             let date =
                 LocalDatePattern.CreateWithInvariantCulture("yyyy-MM-dd").Parse(until.until).Value
                     .AtStartOfDayInZone(DateTimeZone.Utc)
                     .ToInstant ()
-            do! Data.updateSnoozed reqId userId (Some date) db
+            do! Request.updateSnoozed reqId userId (Some date)
-            do! db.SaveChanges ()
             return!
                 (withSuccessMessage $"Request snoozed until {until.until}"
                  >=> hideModal "snooze"
                  >=> Components.journalItems) next ctx
-        | None -> return! Error.notFound next ctx
+        | false -> return! Error.notFound next ctx
     }
   
     // PATCH /request/[req-id]/cancel-snooze
     let cancelSnooze requestId : HttpHandler = requireUser >=> fun next ctx -> task {
-        let db     = ctx.Db
         let userId = ctx.UserId
         let reqId  = RequestId.ofString requestId
-        match! Data.tryRequestById reqId userId db with
+        match! Request.existsById reqId userId with
-        | Some _ ->
+        | true ->
-            do! Data.updateSnoozed reqId userId None db
+            do! Request.updateSnoozed reqId userId None
-            do! db.SaveChanges ()
             return! (withSuccessMessage "Request unsnoozed" >=> Components.requestItem requestId) next ctx
-        | None -> return! Error.notFound next ctx
+        | false -> return! Error.notFound next ctx
     }
 
     /// Derive a recurrence from its representation in the form
@@ -458,7 +445,6 @@ module Request =
     // POST /request
     let add : HttpHandler = requireUser >=> fun next ctx -> task {
         let! form   = ctx.BindModelAsync<Models.Request> ()
-        let  db     = ctx.Db
         let  userId = ctx.UserId
         let  now    = ctx.Now ()
         let  req    =
@@ -468,15 +454,14 @@ module Request =
                 EnteredOn  = now
                 ShowAfter  = None
                 Recurrence = parseRecurrence form
-                History    = [|
+                History    = [
                     {   AsOf   = now
                         Status = Created
                         Text   = Some form.requestText
                     }      
-                |]
+                ]
             }
-        Data.addRequest req db
+        do! Request.add req
-        do! db.SaveChanges ()
         Messages.pushSuccess ctx "Added prayer request" "/journal"
         return! seeOther "/journal" next ctx
     }
@@ -484,25 +469,24 @@ module Request =
     // PATCH /request
     let update : HttpHandler = requireUser >=> fun next ctx -> task {
         let! form   = ctx.BindModelAsync<Models.Request> ()
-        let  db     = ctx.Db
         let  userId = ctx.UserId
-        match! Data.tryJournalById (RequestId.ofString form.requestId) userId db with
+        // TODO: update the instance and save rather than all these little updates
+        match! Journal.tryById (RequestId.ofString form.requestId) userId with
         | Some req ->
             // update recurrence if changed
             let recur = parseRecurrence form
             match recur = req.Recurrence with
             | true  -> ()
             | false ->
-                do! Data.updateRecurrence req.RequestId userId recur db
+                do! Request.updateRecurrence req.RequestId userId recur
                 match recur with
-                | Immediate -> do! Data.updateShowAfter req.RequestId userId None db
+                | Immediate -> do! Request.updateShowAfter req.RequestId userId None
                 | _         -> ()
             // append history
             let upd8Text = form.requestText.Trim ()
             let text     = if upd8Text = req.Text then None else Some upd8Text
-            do! Data.addHistory req.RequestId userId
+            do! History.add req.RequestId userId
-                    { AsOf = ctx.Now (); Status = (Option.get >> RequestAction.ofString) form.status; Text = text } db
+                    { AsOf = ctx.Now (); Status = (Option.get >> RequestAction.ofString) form.status; Text = text }
-            do! db.SaveChanges ()
             let nextUrl =
                 match form.returnTo with
                 | "active"          -> "/requests/active"

src/MyPrayerJournal/MyPrayerJournal.fsproj

@@ -1,10 +1,11 @@
-<Project Sdk="Microsoft.NET.Sdk.Web">
+<Project Sdk="Microsoft.NET.Sdk.Web">
   <PropertyGroup>
     <TargetFramework>net7.0</TargetFramework>
-    <Version>3.2</Version>
+    <Version>3.3</Version>
     <DebugType>embedded</DebugType>
     <GenerateDocumentationFile>false</GenerateDocumentationFile>
-    <NoWarn>3391</NoWarn>
+    <PublishSingleFile>false</PublishSingleFile>
+    <SelfContained>false</SelfContained>
   </PropertyGroup>
   <ItemGroup>
     <Compile Include="Domain.fs" />
@@ -19,15 +20,16 @@
     <Compile Include="Program.fs" />
   </ItemGroup>
   <ItemGroup>
-    <PackageReference Include="FSharp.SystemTextJson" Version="1.1.23" />
+    <PackageReference Include="BitBadger.Npgsql.FSharp.Documents" Version="1.0.0-beta3" />
+    <PackageReference Include="FSharp.SystemTextJson" Version="1.2.42" />
     <PackageReference Include="FunctionalCuid" Version="1.0.0" />
-    <PackageReference Include="Giraffe" Version="6.0.0" />
+    <PackageReference Include="Giraffe" Version="6.2.0" />
-    <PackageReference Include="Giraffe.Htmx" Version="1.9.2" />
+    <PackageReference Include="Giraffe.Htmx" Version="1.9.6" />
-    <PackageReference Include="Giraffe.ViewEngine.Htmx" Version="1.9.2" />
+    <PackageReference Include="Giraffe.ViewEngine.Htmx" Version="1.9.6" />
-    <PackageReference Include="LiteDB" Version="5.0.16" />
+    <PackageReference Include="Microsoft.AspNetCore.Authentication.OpenIdConnect" Version="7.0.11" />
-    <PackageReference Include="Microsoft.AspNetCore.Authentication.OpenIdConnect" Version="7.0.5" />
+    <PackageReference Include="NodaTime.Serialization.SystemTextJson" Version="1.1.2" />
-    <PackageReference Include="NodaTime" Version="3.1.2" />
+    <PackageReference Include="Npgsql.NodaTime" Version="7.0.6" />
-    <PackageReference Update="FSharp.Core" Version="7.0.300" />
+    <PackageReference Update="FSharp.Core" Version="7.0.400" />
   </ItemGroup>
   <ItemGroup>
     <Folder Include="wwwroot\" />

src/MyPrayerJournal/Program.fs

@@ -1,99 +1,62 @@
 module MyPrayerJournal.Api
 
-open Microsoft.AspNetCore.Builder
-open Microsoft.AspNetCore.Hosting
-open System.IO
-
-/// Configuration functions for the application
-module Configure =
-  
-    /// Configure the content root
-    let contentRoot root =
-        WebApplicationOptions (ContentRootPath = root) |> WebApplication.CreateBuilder
-
-
-    open Microsoft.Extensions.Configuration
-
-    /// Configure the application configuration
-    let appConfiguration (bldr : WebApplicationBuilder) =
-        bldr.Configuration
-            .SetBasePath(bldr.Environment.ContentRootPath)
-            .AddJsonFile("appsettings.json", optional = false, reloadOnChange = true)
-            .AddJsonFile($"appsettings.{bldr.Environment.EnvironmentName}.json", optional = true, reloadOnChange = true)
-            .AddEnvironmentVariables ()
-        |> ignore
-        bldr
-
-
-    open Microsoft.AspNetCore.Server.Kestrel.Core
-
-    /// Configure Kestrel from appsettings.json
-    let kestrel (bldr : WebApplicationBuilder) =
-        let kestrelOpts (ctx : WebHostBuilderContext) (opts : KestrelServerOptions) =
-            (ctx.Configuration.GetSection >> opts.Configure >> ignore) "Kestrel"
-        bldr.WebHost.UseKestrel().ConfigureKestrel kestrelOpts |> ignore
-        bldr
-
-
-    /// Configure the web root directory
-    let webRoot pathSegments (bldr : WebApplicationBuilder) =
-        Array.concat [ [| bldr.Environment.ContentRootPath |]; pathSegments ]
-        |> (Path.Combine >> bldr.WebHost.UseWebRoot >> ignore)
-        bldr
-
-
-    open Microsoft.Extensions.Logging
-    open Microsoft.Extensions.Hosting
-
-    /// Configure logging
-    let logging (bldr : WebApplicationBuilder) =
-        if bldr.Environment.IsDevelopment () then bldr.Logging.AddFilter (fun l -> l > LogLevel.Information) |> ignore
-        bldr.Logging.AddConsole().AddDebug() |> ignore
-        bldr
-
-
-    open Giraffe
-    open LiteDB
-    open Microsoft.AspNetCore.Authentication.Cookies
-    open Microsoft.AspNetCore.Authentication.OpenIdConnect
 open Microsoft.AspNetCore.Http
-    open Microsoft.Extensions.DependencyInjection
-    open Microsoft.IdentityModel.Protocols.OpenIdConnect
-    open NodaTime
-    open System
-    open System.Text.Json
-    open System.Text.Json.Serialization
-    open System.Threading.Tasks
 
-    /// Configure dependency injection
-    let services (bldr : WebApplicationBuilder) =
 let sameSite (opts : CookieOptions) =
     match opts.SameSite, opts.Secure with
     | SameSiteMode.None, false -> opts.SameSite <- SameSiteMode.Unspecified
     | _, _ -> ()
 
-        let _ = bldr.Services.AddRouting ()
+open Giraffe
-        let _ = bldr.Services.AddGiraffe ()
+open Giraffe.EndpointRouting
-        let _ = bldr.Services.AddSingleton<IClock> SystemClock.Instance
+open Microsoft.AspNetCore.Authentication.Cookies
-        let _ = bldr.Services.AddSingleton<IDateTimeZoneProvider> DateTimeZoneProviders.Tzdb
+open Microsoft.AspNetCore.Authentication.OpenIdConnect
+open Microsoft.AspNetCore.Builder
+open Microsoft.AspNetCore.HttpOverrides
+open Microsoft.Extensions.Configuration
+open Microsoft.Extensions.DependencyInjection
+open Microsoft.Extensions.Hosting
+open Microsoft.Extensions.Logging
+open Microsoft.IdentityModel.Protocols.OpenIdConnect
+open MyPrayerJournal.Data
+open NodaTime
+open System
+open System.Text.Json
+open System.Threading.Tasks
+
+[<EntryPoint>]
+let main args =
+    //use host = Configure.webHost [| "wwwroot" |] (Directory.GetCurrentDirectory ())
+    //host.Run ()
+    let builder = WebApplication.CreateBuilder args
+    let _       = builder.Configuration.AddEnvironmentVariables "MPJ_"
+    let svc     = builder.Services
+    let cfg     = svc.BuildServiceProvider().GetRequiredService<IConfiguration> ()
+
+    let _ = svc.AddRouting ()
+    let _ = svc.AddGiraffe ()
+    let _ = svc.AddSingleton<IClock> SystemClock.Instance
+    let _ = svc.AddSingleton<IDateTimeZoneProvider> DateTimeZoneProviders.Tzdb
+    let _ = svc.Configure<ForwardedHeadersOptions>(fun (opts : ForwardedHeadersOptions) ->
+                opts.ForwardedHeaders <- ForwardedHeaders.XForwardedFor ||| ForwardedHeaders.XForwardedProto)
     
     let _ =
-            bldr.Services.Configure<CookiePolicyOptions>(fun (opts : CookiePolicyOptions) ->
+        svc.Configure<CookiePolicyOptions>(fun (opts : CookiePolicyOptions) ->
             opts.MinimumSameSitePolicy <- SameSiteMode.Unspecified
             opts.OnAppendCookie        <- fun ctx -> sameSite ctx.CookieOptions
             opts.OnDeleteCookie        <- fun ctx -> sameSite ctx.CookieOptions)
     let _ =
-            bldr.Services.AddAuthentication(fun opts ->
+        svc.AddAuthentication(fun opts ->
             opts.DefaultAuthenticateScheme <- CookieAuthenticationDefaults.AuthenticationScheme
             opts.DefaultSignInScheme       <- CookieAuthenticationDefaults.AuthenticationScheme
             opts.DefaultChallengeScheme    <- CookieAuthenticationDefaults.AuthenticationScheme)
             .AddCookie()
             .AddOpenIdConnect("Auth0", fun opts ->
                 // Configure OIDC with Auth0 options from configuration
-                    let cfg = bldr.Configuration.GetSection "Auth0"
+                let auth0 = cfg.GetSection "Auth0"
-                    opts.Authority    <- $"""https://{cfg["Domain"]}/"""
+                opts.Authority    <- $"""https://{auth0["Domain"]}/"""
-                    opts.ClientId     <- cfg["Id"]
+                opts.ClientId     <- auth0["Id"]
-                    opts.ClientSecret <- cfg["Secret"]
+                opts.ClientSecret <- auth0["Secret"]
                 opts.ResponseType <- OpenIdConnectResponseType.Code
                 
                 opts.Scope.Clear ()
@@ -118,52 +81,31 @@ module Configure =
                                     $"{request.Scheme}://{request.Host.Value}{request.PathBase.Value}{redirUri}"
                                 | false -> redirUri
                             Uri.EscapeDataString $"&returnTo={finalRedirUri}"
-                        ctx.Response.Redirect $"""https://{cfg["Domain"]}/v2/logout?client_id={cfg["Id"]}{returnTo}"""
+                    ctx.Response.Redirect $"""https://{auth0["Domain"]}/v2/logout?client_id={auth0["Id"]}{returnTo}"""
                     ctx.HandleResponse ()
                     Task.CompletedTask
                 opts.Events.OnRedirectToIdentityProvider <- fun ctx ->
-                        let bldr = UriBuilder ctx.ProtocolMessage.RedirectUri
+                    let uri = UriBuilder ctx.ProtocolMessage.RedirectUri
-                        bldr.Scheme <- cfg["Scheme"]
+                    uri.Scheme <- auth0["Scheme"]
-                        bldr.Port   <- int cfg["Port"]
+                    uri.Port   <- int auth0["Port"]
-                        ctx.ProtocolMessage.RedirectUri <- string bldr
+                    ctx.ProtocolMessage.RedirectUri <- string uri
                     Task.CompletedTask)
     
-        let jsonOptions = JsonSerializerOptions ()
+    let _ = svc.AddSingleton<JsonSerializerOptions> Json.options
-        jsonOptions.Converters.Add (JsonFSharpConverter ())
+    let _ = svc.AddSingleton<Json.ISerializer> (SystemTextJson.Serializer Json.options)
-        let db = new LiteDatabase (bldr.Configuration.GetConnectionString "db")
+    let _ = Connection.setUp cfg |> Async.AwaitTask |> Async.RunSynchronously
-        Data.Startup.ensureDb db
-        let _ = bldr.Services.AddSingleton jsonOptions
-        let _ = bldr.Services.AddSingleton<Json.ISerializer, SystemTextJson.Serializer> ()
-        let _ = bldr.Services.AddSingleton<LiteDatabase> db
     
-        bldr.Build ()
+    if builder.Environment.IsDevelopment () then builder.Logging.AddFilter (fun l -> l > LogLevel.Information) |> ignore
+    let _ = builder.Logging.AddConsole().AddDebug() |> ignore
 
-
+    use app = builder.Build ()
-    open Giraffe.EndpointRouting
-
-    /// Configure the web application
-    let application (app : WebApplication) =
     let _ = app.UseStaticFiles ()
     let _ = app.UseCookiePolicy ()
     let _ = app.UseRouting ()
     let _ = app.UseAuthentication ()
     let _ = app.UseGiraffeErrorHandler Handlers.Error.error
     let _ = app.UseEndpoints (fun e -> e.MapGiraffeEndpoints Handlers.routes)
-        app
     
-    /// Compose all the configurations into one
+    app.Run ()
-    let webHost pathSegments =
-           contentRoot
-        >> appConfiguration
-        >> kestrel
-        >> webRoot pathSegments
-        >> logging
-        >> services
-        >> application
 
-
-[<EntryPoint>]
-let main _ =
-    use host = Configure.webHost [| "wwwroot" |] (Directory.GetCurrentDirectory ())
-    host.Run ()
     0

src/MyPrayerJournal/Views/Layout.fs

@@ -77,9 +77,9 @@ let htmlHead ctx =
         meta [ _name "viewport"; _content "width=device-width, initial-scale=1" ]
         meta [ _name "description"; _content "Online prayer journal - free w/Google or Microsoft account" ]
         titleTag ctx
-        link [ _href        "https://cdn.jsdelivr.net/npm/bootstrap@5.2.0/dist/css/bootstrap.min.css"
+        link [ _href        "https://cdn.jsdelivr.net/npm/bootstrap@5.3.2/dist/css/bootstrap.min.css"
                _rel         "stylesheet"
-               _integrity   "sha384-gH2yIJqKdNHPEq0n4Mqa/HGKIhSkIHeL5AyhkYV8i59U5AR6csBvApHHNl/vI1Bx"
+               _integrity   "sha384-T3c6CoIi6uLrA9TneNEoa7RxnatzjcDSCmG1MXxSR1GAsXEV/Dwwykc2MPK8M2HN"
                _crossorigin "anonymous" ]
         link [ _href "https://fonts.googleapis.com/icon?family=Material+Icons"; _rel "stylesheet" ]
         link [ _href "/style/style.css"; _rel "stylesheet" ]
@@ -118,8 +118,8 @@ let htmlFoot =
             rawText "if (!htmx) document.write('<script src=\"/script/htmx.min.js\"><\/script>')"
         ]
         script [ _async
-                 _src         "https://cdn.jsdelivr.net/npm/bootstrap@5.2.0/dist/js/bootstrap.bundle.min.js"
+                 _src         "https://cdn.jsdelivr.net/npm/bootstrap@5.3.2/dist/js/bootstrap.bundle.min.js"
-                 _integrity   "sha384-A3rJD856KowSb7dwlZdYEkO39Gagi7vIsF0jrRAoQmDKKtQBHUuLZ9AsSv4jD4Xa"
+                 _integrity   "sha384-C6RzsynM9kWDrMNeT87bh95OGNyZPhcTNXj1NW7RuBCsyN/o0jlpcV8Qyq46cDfL"
                  _crossorigin "anonymous" ] []
         script [] [
             rawText "setTimeout(function () { "

src/MyPrayerJournal/Views/Request.fs

@@ -77,28 +77,31 @@ let full (clock : IClock) tz (req : Request) =
     let now = clock.GetCurrentInstant ()
     let answered =
         req.History
-        |> Array.filter History.isAnswered
+        |> Seq.ofList
-        |> Array.tryHead
+        |> Seq.filter History.isAnswered
+        |> Seq.tryHead
         |> Option.map (fun x -> x.AsOf)
-    let prayed = (req.History |> Array.filter History.isPrayed |> Array.length).ToString "N0"
+    let prayed = (req.History |> List.filter History.isPrayed |> List.length).ToString "N0"
     let daysOpen =
         let asOf = defaultArg answered now
-        ((asOf - (req.History |> Array.filter History.isCreated |> Array.head).AsOf).TotalDays |> int).ToString "N0"
+        ((asOf - (req.History |> List.filter History.isCreated |> List.head).AsOf).TotalDays |> int).ToString "N0"
     let lastText =
         req.History
-        |> Array.filter (fun h -> Option.isSome h.Text)
+        |> Seq.ofList
-        |> Array.sortByDescending (fun h -> h.AsOf)
+        |> Seq.filter (fun h -> Option.isSome h.Text)
-        |> Array.map (fun h -> Option.get h.Text)
+        |> Seq.sortByDescending (fun h -> h.AsOf)
-        |> Array.head
+        |> Seq.map (fun h -> Option.get h.Text)
+        |> Seq.head
     // The history log including notes (and excluding the final entry for answered requests)
     let log =
         let toDisp (h : History) = {| asOf = h.AsOf; text = h.Text; status = RequestAction.toString h.Status |}
         let all =
             req.Notes
-            |> Array.map (fun n -> {| asOf = n.AsOf; text = Some n.Notes; status = "Notes" |})
+            |> Seq.ofList
-            |> Array.append (req.History |> Array.map toDisp)
+            |> Seq.map (fun n -> {| asOf = n.AsOf; text = Some n.Notes; status = "Notes" |})
-            |> Array.sortByDescending (fun it -> it.asOf)
+            |> Seq.append (req.History |> List.map toDisp)
-            |> List.ofArray
+            |> Seq.sortByDescending (fun it -> it.asOf)
+            |> List.ofSeq
         // Skip the first entry for answered requests; that info is already displayed
         match answered with Some _ -> all.Tail | None -> all
     article [ _class "container mt-3" ] [

src/MyPrayerJournal/appsettings.json

@@ -1,12 +1,2 @@
-{
+{
-  "ConnectionStrings": {
-    "db": "Filename=./mpj.db"
-  },
-  "Kestrel": {
-    "EndPoints": {
-      "Http": {
-        "Url": "http://localhost:3000"
-      }
-    }
-  }
 }