vervis/src/Vervis/Migration.hs

{- This file is part of Vervis.
 -
 - Written in 2016 by fr33domlover <fr33domlover@riseup.net>.
 -
 - ♡ Copying is an act of love. Please copy, reuse and share.
 -
 - The author(s) have dedicated all copyright and related and neighboring
 - rights to this software to the public domain worldwide. This software is
 - distributed without any warranty.
 -
 - You should have received a copy of the CC0 Public Domain Dedication along
 - with this software. If not, see
 - <http://creativecommons.org/publicdomain/zero/1.0/>.
 -}

module Vervis.Migration
    ( migrateDB
    )
where

import Prelude

import Control.Monad.IO.Class (MonadIO)
import Control.Monad.Trans.Reader (ReaderT, runReaderT)
import Data.Maybe (fromMaybe)
import Database.Persist
import Database.Persist.Sql (SqlBackend, toSqlKey)

import Database.Persist.Schema
import Database.Persist.Schema.PostgreSQL (schemaBackend)
import Database.Persist.Migration

import Vervis.Model

changes :: MonadIO m => [SchemaT SqlBackend m ()]
changes =
    [ addField "Workflow"
        (Just "'WSSharer'")
        (Field "scope" (FTPrim SqlString) NotNull)
    --, lift $ do
    ]

migrateDB :: MonadIO m => ReaderT SqlBackend m ()
migrateDB = runMigrations schemaBackend changes