module Main where

import qualified Hasql.Pool                 as P
import qualified Hasql.Transaction.Sessions as HT

import Control.AutoUpdate (defaultUpdateSettings, mkAutoUpdate,
                           updateAction)
import Data.Function      (id)
import Data.Time.Clock    (getCurrentTime)

import Data.IORef
import Test.Hspec

import PostgREST.App         (postgrest)
import PostgREST.DbStructure (getDbStructure, getPgVersion)
import PostgREST.Types       (DbStructure (..), pgVersion95,
                              pgVersion96)
import Protolude
import SpecHelper

import qualified Feature.AndOrParamsSpec
import qualified Feature.AsymmetricJwtSpec
import qualified Feature.AudienceJwtSecretSpec
import qualified Feature.AuthSpec
import qualified Feature.BinaryJwtSecretSpec
import qualified Feature.ConcurrentSpec
import qualified Feature.CorsSpec
import qualified Feature.DeleteSpec
import qualified Feature.ExtraSearchPathSpec
import qualified Feature.InsertSpec
import qualified Feature.JsonOperatorSpec
import qualified Feature.NoJwtSpec
import qualified Feature.NonexistentSchemaSpec
import qualified Feature.PgVersion95Spec
import qualified Feature.PgVersion96Spec
import qualified Feature.ProxySpec
import qualified Feature.QueryLimitedSpec
import qualified Feature.QuerySpec
import qualified Feature.RangeSpec
import qualified Feature.RootSpec
import qualified Feature.RpcSpec
import qualified Feature.SingularSpec
import qualified Feature.StructureSpec
import qualified Feature.UnicodeSpec
import qualified Feature.UpsertSpec


main :: IO ()
main = do
  testDbConn <- getEnvVarWithDefault "POSTGREST_TEST_CONNECTION" "postgres://postgrest_test@localhost/postgrest_test"
  setupDb testDbConn

  pool <- P.acquire (3, 10, toS testDbConn)

  result <- P.use pool $ do
    ver <- getPgVersion
    HT.transaction HT.ReadCommitted HT.Read $ getDbStructure "test" ver

  let dbStructure = either (panic.show) id result

  getTime <- mkAutoUpdate defaultUpdateSettings { updateAction = getCurrentTime }

  refDbStructure <- newIORef $ Just dbStructure

  let withApp              = return $ postgrest (testCfg testDbConn)                  refDbStructure pool getTime $ pure ()
      ltdApp               = return $ postgrest (testLtdRowsCfg testDbConn)           refDbStructure pool getTime $ pure ()
      unicodeApp           = return $ postgrest (testUnicodeCfg testDbConn)           refDbStructure pool getTime $ pure ()
      proxyApp             = return $ postgrest (testProxyCfg testDbConn)             refDbStructure pool getTime $ pure ()
      noJwtApp             = return $ postgrest (testCfgNoJWT testDbConn)             refDbStructure pool getTime $ pure ()
      binaryJwtApp         = return $ postgrest (testCfgBinaryJWT testDbConn)         refDbStructure pool getTime $ pure ()
      audJwtApp            = return $ postgrest (testCfgAudienceJWT testDbConn)       refDbStructure pool getTime $ pure ()
      asymJwkApp           = return $ postgrest (testCfgAsymJWK testDbConn)           refDbStructure pool getTime $ pure ()
      asymJwkSetApp        = return $ postgrest (testCfgAsymJWKSet testDbConn)        refDbStructure pool getTime $ pure ()
      nonexistentSchemaApp = return $ postgrest (testNonexistentSchemaCfg testDbConn) refDbStructure pool getTime $ pure ()
      extraSearchPathApp   = return $ postgrest (testCfgExtraSearchPath testDbConn)   refDbStructure pool getTime $ pure ()
      rootSpecApp          = return $ postgrest (testCfgRootSpec testDbConn)          refDbStructure pool getTime $ pure ()

  let reset :: IO ()
      reset = resetDb testDbConn

      actualPgVersion = pgVersion dbStructure
      extraSpecs =
        [("Feature.UpsertSpec", Feature.UpsertSpec.spec) | actualPgVersion >= pgVersion95] ++
        [("Feature.PgVersion95Spec", Feature.PgVersion95Spec.spec) | actualPgVersion >= pgVersion95] ++
        [("Feature.PgVersion96Spec", Feature.PgVersion96Spec.spec) | actualPgVersion >= pgVersion96]

      specs = uncurry describe <$> [
          ("Feature.AuthSpec"               , Feature.AuthSpec.spec actualPgVersion)
        , ("Feature.ConcurrentSpec"         , Feature.ConcurrentSpec.spec)
        , ("Feature.CorsSpec"               , Feature.CorsSpec.spec)
        , ("Feature.DeleteSpec"             , Feature.DeleteSpec.spec)
        , ("Feature.InsertSpec"             , Feature.InsertSpec.spec actualPgVersion)
        , ("Feature.JsonOperatorSpec"       , Feature.JsonOperatorSpec.spec actualPgVersion)
        , ("Feature.QuerySpec"              , Feature.QuerySpec.spec)
        , ("Feature.RpcSpec"                , Feature.RpcSpec.spec actualPgVersion)
        , ("Feature.RangeSpec"              , Feature.RangeSpec.spec)
        , ("Feature.SingularSpec"           , Feature.SingularSpec.spec)
        , ("Feature.StructureSpec"          , Feature.StructureSpec.spec)
        , ("Feature.AndOrParamsSpec"        , Feature.AndOrParamsSpec.spec)
        ] ++ extraSpecs

  hspec $ do
    mapM_ (beforeAll_ reset . before withApp) specs

    -- this test runs with a different server flag
    beforeAll_ reset . before ltdApp $
      describe "Feature.QueryLimitedSpec" Feature.QueryLimitedSpec.spec

    -- this test runs with a different schema
    beforeAll_ reset . before unicodeApp $
      describe "Feature.UnicodeSpec" Feature.UnicodeSpec.spec

    -- this test runs with a proxy
    beforeAll_ reset . before proxyApp $
      describe "Feature.ProxySpec" Feature.ProxySpec.spec

    -- this test runs without a JWT secret
    beforeAll_ reset . before noJwtApp $
      describe "Feature.NoJwtSpec" Feature.NoJwtSpec.spec

    -- this test runs with a binary JWT secret
    beforeAll_ reset . before binaryJwtApp $
      describe "Feature.BinaryJwtSecretSpec" Feature.BinaryJwtSecretSpec.spec

    -- this test runs with a binary JWT secret and an audience claim
    beforeAll_ reset . before audJwtApp $
      describe "Feature.AudienceJwtSecretSpec" Feature.AudienceJwtSecretSpec.spec

    -- this test runs with asymmetric JWK
    beforeAll_ reset . before asymJwkApp $
      describe "Feature.AsymmetricJwtSpec" Feature.AsymmetricJwtSpec.spec

    -- this test runs with asymmetric JWKSet
    beforeAll_ reset . before asymJwkSetApp $
      describe "Feature.AsymmetricJwtSpec" Feature.AsymmetricJwtSpec.spec

    -- this test runs with a nonexistent db-schema
    beforeAll_ reset . before nonexistentSchemaApp $
      describe "Feature.NonexistentSchemaSpec" Feature.NonexistentSchemaSpec.spec

    -- this test runs with an extra search path
    beforeAll_ reset . before extraSearchPathApp $
      describe "Feature.ExtraSearchPathSpec" Feature.ExtraSearchPathSpec.spec

    -- this test runs with a root spec function override
    when (actualPgVersion >= pgVersion96) $
      beforeAll_ reset . before rootSpecApp $
        describe "Feature.RootSpec" Feature.RootSpec.spec