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solar-conflux/fsharp/todolist-api/src/Db.fs
Matei Adriel 3e1615f0a2
fsharp(todolist-api): feat: query for getting todos by id
Signed-off-by: prescientmoon <git@moonythm.dev>
2020-01-02 13:48:35 +02:00

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module Db
open FSharp.Data.Sql
[<Literal>]
let ConnectionString = "Server=127.0.0.1; Database=todo_api_db; User Id=suave; Password=1234;"
type Sql = SqlDataProvider<ConnectionString=ConnectionString, DatabaseVendor=Common.DatabaseProviderTypes.POSTGRESQL, CaseSensitivityChange=Common.CaseSensitivityChange.ORIGINAL>
module Context =
type DbContext = Sql.dataContext
let getContext() = Sql.GetDataContext()
module Types =
open Context
type Todo = DbContext.``public.todosEntity``
module Queries =
open Context
open Types
let getTodosById id (ctx: DbContext): Todo option =
query {
for todo in ctx.Public.Todos do
where (todo.Id = id)
select todo
}
|> Seq.tryHead