module Feature.Query.PgSafeUpdateSpec where

import Data.Aeson.QQ

import Network.Wai (Application)

import Network.HTTP.Types
import Test.Hspec          hiding (pendingWith)
import Test.Hspec.Wai
import Test.Hspec.Wai.JSON

import Protolude  hiding (get, put)
import SpecHelper

tblDataBefore = [aesonQQ|[
                  { "id": 1, "name": "item-1", "observation": null }
                , { "id": 2, "name": "item-2", "observation": null }
                , { "id": 3, "name": "item-3", "observation": null }
                ]|]

spec :: SpecWith ((), Application)
spec =
  describe "Enabling pg-safeupdate" $ do
    context "Full table update" $ do
      it "does not update and throws error if no condition is present" $
        request methodPatch "/safe_update_items"
            [("Prefer", "count=exact")]
            [json| {"name": "New name"} |]
          `shouldRespondWith`
            [json|{
              "code": "21000",
              "details": null,
              "hint": null,
              "message": "UPDATE requires a WHERE clause"
            }|]
            { matchStatus  = 400 }

      it "allows full table update if a filter is present" $
        baseTable "safe_update_items" "id" tblDataBefore
        `mutatesWith`
        requestMutation methodPatch "/safe_update_items?id=gt.0" [json| {"name": "updated-item"} |]
        `shouldMutateInto`
        [json|[
          { "id": 1, "name": "updated-item", "observation": null }
        , { "id": 2, "name": "updated-item", "observation": null }
        , { "id": 3, "name": "updated-item", "observation": null }
        ]|]

    context "Full table delete" $ do
      it "does not delete and throws error if no condition is present" $
        request methodDelete "/safe_delete_items" [] mempty
          `shouldRespondWith`
            [json|{
              "code": "21000",
              "details": null,
              "hint": null,
              "message": "DELETE requires a WHERE clause"
            }|]
            { matchStatus  = 400 }

      it "allows full table delete if a filter is present" $
        baseTable "safe_delete_items" "id" tblDataBefore
        `mutatesWith`
        requestMutation methodDelete "/safe_delete_items?id=gt.0" mempty
        `shouldMutateInto`
        [json|[]|]

disabledSpec :: SpecWith ((), Application)
disabledSpec =
  describe "Disabling pg-safeupdate" $ do
    context "Full table update" $ do
      it "works if no condition is present" $
        baseTable "unsafe_update_items" "id" tblDataBefore
        `mutatesWith`
        requestMutation methodPatch "/unsafe_update_items" [json| {"name": "updated-item"} |]
        `shouldMutateInto`
        [json|[
          { "id": 1, "name": "updated-item", "observation": null }
        , { "id": 2, "name": "updated-item", "observation": null }
        , { "id": 3, "name": "updated-item", "observation": null }
        ]|]

    context "Full table delete" $ do
      it "works if no condition is present" $
        baseTable "unsafe_delete_items" "id" tblDataBefore
        `mutatesWith`
        requestMutation methodDelete "/unsafe_delete_items" mempty
        `shouldMutateInto`
        [json|[]|]
