{-# LANGUAGE QuasiQuotes #-}

-- | Test long identifiers
--
--   See "Hasura.Backend.Postgres.SQL.RenameIdentifiers" for more details.
module Test.LongIdentifiersSpec (spec) where

import Data.List.NonEmpty qualified as NE
import Harness.Backend.BigQuery qualified as BigQuery
import Harness.Backend.Postgres qualified as Postgres
import Harness.Backend.Sqlserver qualified as Sqlserver
import Harness.GraphqlEngine qualified as GraphqlEngine
import Harness.Quoter.Graphql (graphql)
import Harness.Quoter.Yaml (interpolateYaml)
import Harness.Test.Fixture qualified as Fixture
import Harness.Test.Schema (Table (..), table)
import Harness.Test.Schema qualified as Schema
import Harness.TestEnvironment (TestEnvironment)
import Harness.Yaml (shouldReturnYaml)
import Hasura.Prelude
import Test.Hspec (SpecWith, it)

--------------------------------------------------------------------------------
-- Preamble

spec :: SpecWith TestEnvironment
spec = do
  Fixture.run
    ( NE.fromList
        [ -- Create table fails currently becasuse we postfix table names for some reason
          -- which makes the valid table name go over the limit
          --
          -- (Fixture.fixture $ Fixture.Backend Fixture.MySQL)
          --   { Fixture.setupTeardown = \(testEnv, _) ->
          --       [ Mysql.setupTablesAction schema testEnv
          --       ]
          --   },
          (Fixture.fixture $ Fixture.Backend Fixture.Postgres)
            { Fixture.setupTeardown = \(testEnv, _) ->
                [ Postgres.setupTablesAction schema testEnv
                ]
            },
          -- Create table fails currently on a weird error:
          -- > relation "i_need_a_table_with_a_long_na_i_need_a_column_with_a_long_n_seq" already exists
          --
          -- (Fixture.fixture $ Fixture.Backend Fixture.Citus)
          --   { Fixture.setupTeardown = \(testEnv, _) ->
          --       [ Citus.setupTablesAction schema testEnv
          --       ]
          --   },
          (Fixture.fixture $ Fixture.Backend Fixture.SQLServer)
            { Fixture.setupTeardown = \(testEnv, _) ->
                [ Sqlserver.setupTablesAction schema testEnv
                ]
            },
          (Fixture.fixture $ Fixture.Backend Fixture.BigQuery)
            { Fixture.setupTeardown = \(testEnv, _) ->
                [ BigQuery.setupTablesAction schema testEnv
                ],
              Fixture.customOptions =
                Just $
                  Fixture.Options
                    { stringifyNumbers = True
                    }
            }
        ]
    )
    tests
  Fixture.run
    ( NE.fromList
        [ (Fixture.fixture $ Fixture.Backend Fixture.Postgres)
            { Fixture.setupTeardown = \(testEnv, _) ->
                [ Postgres.setupTablesAction schema testEnv
                ]
            }
        ]
    )
    testInsert

--------------------------------------------------------------------------------
-- Schema

schema :: [Schema.Table]
schema = [regular, longtable, longtable2, multitable]

regular :: Schema.Table
regular =
  (table "regular_table_with_a_long_name_to_test_rename_identifiers")
    { tableColumns =
        [ Schema.column "id" Schema.TInt,
          Schema.column "name" Schema.TStr
        ],
      tablePrimaryKey = ["id"],
      tableData =
        [ [Schema.VInt 1, Schema.VStr "Author 1"],
          [Schema.VInt 2, Schema.VStr "Author 2"]
        ]
    }

longtable :: Schema.Table
longtable =
  (table "i_need_a_table_with_a_long_name_to_test_rename_identifiers") -- 58 characters
    { tableColumns =
        [ Schema.column "id" Schema.TInt,
          Schema.column "regular_id" Schema.TInt,
          Schema.column "i_need_a_column_with_a_long_name_to_test_rename_identifiers" Schema.TInt, -- 59 characters
          Schema.column "i_need_a_column_with_a_long_name_but_is_different" Schema.TInt -- 49 characters
        ],
      tablePrimaryKey = ["id"],
      tableReferences =
        [ Schema.Reference
            { referenceLocalColumn = "regular_id",
              referenceTargetTable = "regular_table_with_a_long_name_to_test_rename_identifiers",
              referenceTargetColumn = "id"
            }
        ],
      tableData =
        [ [Schema.VInt 1, Schema.VInt 1, Schema.VInt 1, Schema.VInt 1],
          [Schema.VInt 2, Schema.VInt 2, Schema.VInt 2, Schema.VInt 2]
        ]
    }

longtable2 :: Schema.Table
longtable2 =
  (table "i_need_a_table_with_a_long_name_to_test_rename_identifiers2") -- 59 characters
    { tableColumns =
        [ Schema.column "id" Schema.TInt,
          Schema.column "i_need_a_column_with_a_long_name_to_test_rename_identifiers" Schema.TInt, -- 59 characters
          Schema.column "i_need_a_column_with_a_long_name_but_is_different" Schema.TInt -- 49 characters
        ],
      tablePrimaryKey = ["id"],
      tableData =
        [ [Schema.VInt 1, Schema.VInt 1, Schema.VInt 1],
          [Schema.VInt 2, Schema.VInt 2, Schema.VInt 2]
        ]
    }

multitable :: Schema.Table
multitable =
  (table "table_with_multiple_relationships_and_long_name_2_test_rewrite") -- 62 characters
    { tableColumns =
        [ Schema.column "id" Schema.TInt,
          Schema.column "reference_for_longtable_id" Schema.TInt,
          Schema.column "reference_for_longtable2_id" Schema.TInt
        ],
      tablePrimaryKey = ["id"],
      tableReferences =
        [ Schema.Reference
            { referenceLocalColumn = "reference_for_longtable_id",
              referenceTargetTable = "i_need_a_table_with_a_long_name_to_test_rename_identifiers",
              referenceTargetColumn = "id"
            },
          Schema.Reference
            { referenceLocalColumn = "reference_for_longtable2_id",
              referenceTargetTable = "i_need_a_table_with_a_long_name_to_test_rename_identifiers2",
              referenceTargetColumn = "id"
            }
        ],
      tableData =
        [ [Schema.VInt 1, Schema.VInt 1, Schema.VInt 1],
          [Schema.VInt 2, Schema.VInt 2, Schema.VInt 2]
        ]
    }

--------------------------------------------------------------------------------
-- Tests

tests :: Fixture.Options -> SpecWith TestEnvironment
tests opts = do
  it "select long table" $ \testEnvironment -> do
    let schemaName = Schema.getSchemaName testEnvironment

    shouldReturnYaml
      opts
      ( GraphqlEngine.postGraphql
          testEnvironment
          [graphql|
query {
  #{schemaName}_i_need_a_table_with_a_long_name_to_test_rename_identifiers(order_by:[{id:asc}]) {
    id
  }
}
|]
      )
      [interpolateYaml|
data:
  #{schemaName}_i_need_a_table_with_a_long_name_to_test_rename_identifiers:
  - id: 1
  - id: 2
|]

  it "select long column" $ \testEnvironment -> do
    let schemaName = Schema.getSchemaName testEnvironment

    shouldReturnYaml
      opts
      ( GraphqlEngine.postGraphql
          testEnvironment
          [interpolateYaml|
query {
  #{schemaName}_i_need_a_table_with_a_long_name_to_test_rename_identifiers(order_by:[{i_need_a_column_with_a_long_name_to_test_rename_identifiers:asc, i_need_a_column_with_a_long_name_but_is_different:asc}]) {
    id
    regular_id
    i_need_a_column_with_a_long_name_to_test_rename_identifiers
  }
}
|]
      )
      [interpolateYaml|
data:
  #{schemaName}_i_need_a_table_with_a_long_name_to_test_rename_identifiers:
  - id: 1
    regular_id: 1
    i_need_a_column_with_a_long_name_to_test_rename_identifiers: 1
  - id: 2
    regular_id: 2
    i_need_a_column_with_a_long_name_to_test_rename_identifiers: 2
|]

  it "select long column via array relationship" $ \testEnvironment -> do
    let schemaName = Schema.getSchemaName testEnvironment

    shouldReturnYaml
      opts
      ( GraphqlEngine.postGraphql
          testEnvironment
          [interpolateYaml|
query {
  #{schemaName}_regular_table_with_a_long_name_to_test_rename_identifiers(order_by:[{id:asc}]) {
    id
    i_need_a_table_with_a_long_name_to_test_rename_identifierss_by_id_to_regular_id(order_by:[{i_need_a_column_with_a_long_name_to_test_rename_identifiers:asc, i_need_a_column_with_a_long_name_but_is_different:asc}]) {
      i_need_a_column_with_a_long_name_to_test_rename_identifiers
      i_need_a_column_with_a_long_name_but_is_different
    }
  }
}
|]
      )
      [interpolateYaml|
data:
  #{schemaName}_regular_table_with_a_long_name_to_test_rename_identifiers:
  - id: 1
    i_need_a_table_with_a_long_name_to_test_rename_identifierss_by_id_to_regular_id:
      - i_need_a_column_with_a_long_name_to_test_rename_identifiers: 1
        i_need_a_column_with_a_long_name_but_is_different: 1
  - id: 2
    i_need_a_table_with_a_long_name_to_test_rename_identifierss_by_id_to_regular_id:
      - i_need_a_column_with_a_long_name_to_test_rename_identifiers: 2
        i_need_a_column_with_a_long_name_but_is_different: 2
|]

testInsert :: Fixture.Options -> SpecWith TestEnvironment
testInsert opts = do
  it "insert to regular table" $ \testEnvironment -> do
    let schemaName = Schema.getSchemaName testEnvironment

    shouldReturnYaml
      opts
      ( GraphqlEngine.postGraphqlYaml
          testEnvironment
          [interpolateYaml|
          query: |
            mutation MyMutation(
                $x: Int
              ) {
              insert_#{schemaName}_regular_table_with_a_long_name_to_test_rename_identifiers
                ( objects:
                  { name: "bbb",
                    id: $x
                  }
                ) {
                affected_rows
                returning {
                  id
                  name
                }
              }
            }
          variables:
            x: 3
          |]
      )
      [interpolateYaml|
      data:
        insert_#{schemaName}_regular_table_with_a_long_name_to_test_rename_identifiers:
          affected_rows: 1
          returning:
          - id: 3
            name: bbb
      |]

  it "nested insert to long table name" $ \testEnvironment -> do
    let schemaName = Schema.getSchemaName testEnvironment

    shouldReturnYaml
      opts
      ( GraphqlEngine.postGraphqlYaml
          testEnvironment
          [interpolateYaml|
          query: |
            mutation MyMutation(
                $x: Int
              ) {
              insert_#{schemaName}_regular_table_with_a_long_name_to_test_rename_identifiers
                ( objects:
                  { name: "bbb",
                    id: 4,
                    i_need_a_table_with_a_long_name_to_test_rename_identifierss_by_id_to_regular_id:
                      { data:
                        { i_need_a_column_with_a_long_name_but_is_different: 4,
                          i_need_a_column_with_a_long_name_to_test_rename_identifiers: $x,
                          id: 4
                        }
                      }
                  }
                ) {
                affected_rows
                returning {
                  id
                  name
                }
              }
            }
          variables:
            x: 4
          |]
      )
      [interpolateYaml|
      data:
        insert_#{schemaName}_regular_table_with_a_long_name_to_test_rename_identifiers:
          affected_rows: 2
          returning:
          - id: 4
            name: bbb
      |]

  it "nested insert to table with multiple relationships" $ \testEnvironment -> do
    let schemaName = Schema.getSchemaName testEnvironment

    shouldReturnYaml
      opts
      ( GraphqlEngine.postGraphqlYaml
          testEnvironment
          [interpolateYaml|
          query: |
            mutation MyMutation(
                $x: Int
              ) {
              insert_#{schemaName}_table_with_multiple_relationships_and_long_name_2_test_rewrite
                ( objects:
                  { id: 5,
                    i_need_a_table_with_a_long_name_to_test_rename_identifiers_by_reference_for_longtable_id_to_id:
                      { data:
                        { i_need_a_column_with_a_long_name_but_is_different: 5,
                          i_need_a_column_with_a_long_name_to_test_rename_identifiers: $x,
                          id: 5,
                          regular_id: 1,
                        }
                      },
                    i_need_a_table_with_a_long_name_to_test_rename_identifiers2_by_reference_for_longtable2_id_to_id:
                      { data:
                        { i_need_a_column_with_a_long_name_but_is_different: 5,
                          i_need_a_column_with_a_long_name_to_test_rename_identifiers: $x,
                          id: 5
                        }
                      }
                  }
                ) {
                affected_rows
                returning {
                  id
                }
              }
            }
          variables:
            x: 5
          |]
      )
      [interpolateYaml|
      data:
        insert_#{schemaName}_table_with_multiple_relationships_and_long_name_2_test_rewrite:
          affected_rows: 3
          returning:
          - id: 5
      |]