WIP on adding htmax option (#59)

src/MyWebLog.Data/Converters.fs

@@ -9,6 +9,14 @@ module Json =
 
     open Newtonsoft.Json
 
+    /// <summary>Converter for the <see cref="AutoHtmxType" /> type</summary>
+    type AutoHtmxTypeConverter() =
+        inherit JsonConverter<AutoHtmxType>()
+        override _.WriteJson(writer: JsonWriter, value: AutoHtmxType, _: JsonSerializer) =
+            writer.WriteValue(string value)
+        override _.ReadJson(reader: JsonReader, _: Type, _: AutoHtmxType, _: bool, _: JsonSerializer) =
+            (string >> AutoHtmxType.Parse) reader.Value
+
     /// <summary>Converter for the <see cref="CategoryId" /> type</summary>
     type CategoryIdConverter() =
         inherit JsonConverter<CategoryId>()
@@ -160,7 +168,8 @@ module Json =
     /// <summary>Configure a serializer to use these converters (and other settings)</summary>
     let configure (ser: JsonSerializer) =
         // Our converters
-        [ CategoryIdConverter() :> JsonConverter
+        [ AutoHtmxTypeConverter() :> JsonConverter
+          CategoryIdConverter()
           CommentIdConverter()
           CommentStatusConverter()
           CustomFeedIdConverter()

src/MyWebLog.Data/PostgresData.fs

@@ -228,6 +228,8 @@ type PostgresData(log: ILogger<PostgresData>, ser: JsonSerializer) =
     let migrateV2point2ToV3 () = backgroundTask {
         Utils.Migration.logStep log "v2.2 to v3" "Adding auto-OpenGraph flag to all web logs"
         do! Patch.byFields Table.WebLog Any [ Field.Exists (nameof WebLog.Empty.Id) ] {| AutoOpenGraph = true |}
+        do! Patch.byContains Table.WebLog {| AutoHtmx = true |} {| AutoHtmx = "Yes" |}
+        do! Patch.byContains Table.WebLog {| AutoHtmx = false |} {| AutoHtmx = "No" |}
         Utils.Migration.logStep log "v2.2 to v3" "Setting database version to v3"
         return! setDbVersion "v3"
     }

src/MyWebLog.Data/RethinkDbData.fs

@@ -264,6 +264,18 @@ type RethinkDbData(conn: Net.IConnection, config: DataConfig, log: ILogger<Rethi
             update [ nameof WebLog.Empty.AutoOpenGraph, true :> obj ]
             write; withRetryOnce; ignoreResult conn
         }
+        do! rethink {
+            withTable Table.WebLog
+            filter (nameof WebLog.Empty.AutoHtmx) true
+            update [ nameof WebLog.Empty.AutoHtmx, "Yes" ]
+            write; withRetryOnce; ignoreResult conn
+        }
+        do! rethink {
+            withTable Table.WebLog
+            filter (nameof WebLog.Empty.AutoHtmx) false
+            update [ nameof WebLog.Empty.AutoHtmx, "No" ]
+            write; withRetryOnce; ignoreResult conn
+        }
         Utils.Migration.logStep log "v2.2 to v3" "Setting database version to v3"
         do! setDbVersion "v3"
     }

src/MyWebLog.Data/SQLiteData.fs

@@ -456,6 +456,8 @@ type SQLiteData(conn: SqliteConnection, log: ILogger<SQLiteData>, ser: JsonSeria
     let migrateV2point2ToV3 () = backgroundTask {
         Utils.Migration.logStep log "v2.2 to v3" "Adding auto-OpenGraph flag to all web logs"
         do! Patch.byFields Table.WebLog Any [ Field.Exists (nameof WebLog.Empty.Id) ] {| AutoOpenGraph = true |}
+        do! Patch.byFields Table.WebLog Any [ Field.Equal (nameof WebLog.Empty.AutoHtmx) true ] {| AutoHtmx = "Yes" |}
+        do! Patch.byFields Table.WebLog Any [ Field.Equal (nameof WebLog.Empty.AutoHtmx) false ] {| AutoHtmx = "No" |}
         Utils.Migration.logStep log "v2.2 to v3" "Setting database version to v3"
         do! setDbVersion "v3"
     }

src/MyWebLog.Domain/DataTypes.fs

@@ -341,7 +341,7 @@ type WebLog = {
     Rss: RssOptions
 
     /// <summary>Whether to automatically load htmx</summary>
-    AutoHtmx: bool
+    AutoHtmx: AutoHtmxType
 
     /// <summary>Where uploads are placed</summary>
     Uploads: UploadDestination
@@ -365,7 +365,7 @@ type WebLog = {
           UrlBase       = ""
           TimeZone      = ""
           Rss           = RssOptions.Empty
-          AutoHtmx      = false
+          AutoHtmx      = NoAutoHtmx
           Uploads       = Database
           RedirectRules = []
           AutoOpenGraph = true }

src/MyWebLog.Domain/SupportTypes.fs

@@ -105,6 +105,38 @@ type AccessLevel =
         AccessLevel.Weights[needed] <= AccessLevel.Weights[this]
 
 
+/// <summary>How the htmx library will be auto-injected in a web log's theme pages</summary>
+[<Struct>]
+type AutoHtmxType =
+    
+    /// <summary>Do not auto-inject htmx into the web log's theme pages</summary>
+    | NoAutoHtmx
+    
+    /// <summary>Inject the standard htmx library into the web log's theme pages</summary>
+    | AutoHtmx
+    
+    /// <summary>Inject the htmax library bundle into the web log's theme pages</summary>
+    | AutoHtmax
+
+    /// <summary>Parse an auto-htmx type from its string representation</summary>
+    /// <param name="typ">The string representation to be parsed</param>
+    /// <returns>The <c>AutoHtmxType</c> instance parsed from the string</returns>
+    /// <exception cref="InvalidArgumentException">If the string is not valid</exception>
+    static member Parse typ =
+        match typ with
+        | "No" -> NoAutoHtmx
+        | "Yes" -> AutoHtmx
+        | "Max" -> AutoHtmax
+        | _ -> invalidArg (nameof typ) $"{typ} is not a valid auto-htmx type"
+
+    /// <inheritdoc />
+    override this.ToString() =
+        match this with
+        | NoAutoHtmx -> "No"
+        | AutoHtmx -> "Yes"
+        | AutoHtmax -> "Max"
+
+
 /// <summary>An identifier for a category</summary>
 [<Struct>]
 type CategoryId =

src/MyWebLog.Domain/ViewModels.fs

@@ -1379,7 +1379,7 @@ type SettingsModel = {
     ThemeId: string
 
     /// <summary>Whether to automatically load htmx</summary>
-    AutoHtmx: bool
+    AutoHtmx: string
 
     /// <summary>The default location for uploads</summary>
     Uploads: string
@@ -1399,7 +1399,7 @@ type SettingsModel = {
           PostsPerPage  = webLog.PostsPerPage
           TimeZone      = webLog.TimeZone
           ThemeId       = string webLog.ThemeId
-          AutoHtmx      = webLog.AutoHtmx
+          AutoHtmx      = string webLog.AutoHtmx
           Uploads       = string webLog.Uploads
           AutoOpenGraph = webLog.AutoOpenGraph }
 
@@ -1415,7 +1415,7 @@ type SettingsModel = {
             PostsPerPage  = this.PostsPerPage
             TimeZone      = this.TimeZone
             ThemeId       = ThemeId this.ThemeId
-            AutoHtmx      = this.AutoHtmx
+            AutoHtmx      = AutoHtmxType.Parse this.AutoHtmx
             Uploads       = UploadDestination.Parse this.Uploads
             AutoOpenGraph = this.AutoOpenGraph }
 

src/MyWebLog/DotLiquidBespoke.fs

@@ -5,9 +5,7 @@ open System
 open System.IO
 open System.Web
 open DotLiquid
-open Giraffe.ViewEngine
 open MyWebLog.ViewModels
-open MyWebLog.Views
 
 /// Extensions on the DotLiquid Context object
 type Context with
@@ -158,8 +156,13 @@ type PageFootTag() =
         // spacer
         let s = "    "
 
-        if webLog.AutoHtmx then
-            result.WriteLine $"{s}{RenderView.AsString.htmlNode Htmx.Script.local}"
+        match webLog.AutoHtmx with
+        | NoAutoHtmx -> None
+        | AutoHtmx -> (Permalink >> Some) Giraffe.Htmx.Common.StaticAssetUrl.htmx[1..]
+        | AutoHtmax -> (Permalink >> Some) Giraffe.Htmx.Common.StaticAssetUrl.htmax[1..]
+        |> function
+        | Some url -> result.WriteLine $"""{s}<script src="{context.WebLog.RelativeUrl url}"></script>"""
+        | None -> ()
 
         if assetExists "script.js" webLog then
             result.WriteLine $"""{s}<script src="{ThemeAssetFilter.ThemeAsset(context, "script.js")}"></script>"""

src/MyWebLog/Program.fs

@@ -240,9 +240,9 @@ let main args =
 
         let _ = app.UseForwardedHeaders()
 
-        (app.Services.GetRequiredService<IConfiguration>().GetSection "CanonicalDomains").Value
-        |> isNotNull
-        |> function true -> app.UseCanonicalDomains() |> ignore | false -> ()
+        match (app.Services.GetRequiredService<IConfiguration>().GetSection "CanonicalDomains").Value with
+        | null -> ()
+        | _ -> app.UseCanonicalDomains() |> ignore
 
         app .UseCookiePolicy(CookiePolicyOptions(MinimumSameSitePolicy = SameSiteMode.Strict))
             .UseMiddleware<WebLogMiddleware>()

src/MyWebLog/Template.fs

@@ -255,10 +255,16 @@ let parser =
     it.RegisterEmptyTag("page_foot",
         fun writer encoder context ->
             let webLog = context.App.WebLog
-            if webLog.AutoHtmx then
-                context.App.WebLog.RelativeUrl(Permalink StaticAssetUrl.htmx[1..])
+            match webLog.AutoHtmx with
+            | NoAutoHtmx -> None
+            | AutoHtmx -> (Permalink >> Some) StaticAssetUrl.htmx[1..]
+            | AutoHtmax -> (Permalink >> Some) StaticAssetUrl.htmax[1..]
+            |> function
+            | Some url ->
+                context.App.WebLog.RelativeUrl url
                 |> sprintf "%s<script src=\"%s\"></script>" s
                 |> writer.WriteLine
+            | None -> ()
             if assetExists "script.js" webLog then
                 themeAsset (StringValue "script.js") context
                 |> sprintf "%s<script src=\"%s\"></script>" s