95 lines
3.3 KiB
Forth
95 lines
3.3 KiB
Forth
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open Microsoft.FSharpLu.Json
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open MyPrayerJournal
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open Npgsql
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open Raven.Client.Documents
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type NpgsqlDataReader with
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member this.getShort = this.GetOrdinal >> this.GetInt16
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member this.getString = this.GetOrdinal >> this.GetString
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member this.getTicks = this.GetOrdinal >> this.GetInt64 >> Ticks
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member this.isNull = this.GetOrdinal >> this.IsDBNull
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let pgConn () =
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let c = new NpgsqlConnection "Host=severus-server;Database=mpj;Username=mpj;Password=devpassword;Application Name=myPrayerJournal"
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c.Open ()
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c
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let isValidStatus stat =
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try
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(RequestAction.fromString >> ignore) stat
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true
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with _ -> false
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let getHistory reqId =
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use conn = pgConn ()
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use cmd = conn.CreateCommand ()
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cmd.CommandText <- """SELECT "asOf", status, text FROM mpj.history WHERE "requestId" = @reqId ORDER BY "asOf" """
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(cmd.Parameters.Add >> ignore) (NpgsqlParameter ("@reqId", reqId :> obj))
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use rdr = cmd.ExecuteReader ()
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seq {
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while rdr.Read () do
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match (rdr.getString >> isValidStatus) "status" with
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| true ->
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yield
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{ asOf = rdr.getTicks "asOf"
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status = (rdr.getString >> RequestAction.fromString) "status"
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text = match rdr.isNull "text" with true -> None | false -> (rdr.getString >> Some) "text"
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}
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| false ->
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printf "Invalid status %s; skipped history entry %s/%i\n" (rdr.getString "status") reqId
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((rdr.getTicks >> Ticks.toLong) "asOf")
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}
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|> List.ofSeq
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let getNotes reqId =
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use conn = pgConn ()
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use cmd = conn.CreateCommand ()
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cmd.CommandText <- """SELECT "asOf", notes FROM mpj.note WHERE "requestId" = @reqId"""
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(cmd.Parameters.Add >> ignore) (NpgsqlParameter ("@reqId", reqId :> obj))
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use rdr = cmd.ExecuteReader ()
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seq {
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while rdr.Read () do
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yield
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{ asOf = rdr.getTicks "asOf"
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notes = rdr.getString "notes"
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}
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}
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|> List.ofSeq
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let migrateRequests (store : IDocumentStore) =
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use sess = store.OpenSession ()
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use conn = pgConn ()
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use cmd = conn.CreateCommand ()
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cmd.CommandText <-
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"""SELECT "requestId", "enteredOn", "userId", "snoozedUntil", "showAfter", "recurType", "recurCount" FROM mpj.request"""
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use rdr = cmd.ExecuteReader ()
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while rdr.Read () do
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let reqId = rdr.getString "requestId"
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sess.Store (
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{ Id = (RequestId.fromIdString >> RequestId.toString) reqId
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enteredOn = rdr.getTicks "enteredOn"
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userId = (rdr.getString >> UserId) "userId"
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snoozedUntil = rdr.getTicks "snoozedUntil"
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showAfter = rdr.getTicks "showAfter"
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recurType = (rdr.getString >> Recurrence.fromString) "recurType"
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recurCount = rdr.getShort "recurCount"
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history = getHistory reqId
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notes = getNotes reqId
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})
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sess.SaveChanges ()
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[<EntryPoint>]
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let main argv =
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let raven = new DocumentStore (Urls = [| "http://localhost:8080" |], Database = "myPrayerJournal")
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raven.Conventions.CustomizeJsonSerializer <-
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fun x ->
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x.Converters.Add (RequestIdJsonConverter ())
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x.Converters.Add (TicksJsonConverter ())
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x.Converters.Add (UserIdJsonConverter ())
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x.Converters.Add (CompactUnionJsonConverter ())
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let store = raven.Initialize ()
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migrateRequests store
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printfn "fin"
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0 // return an integer exit code
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