import "reflect-metadata"
import { DataSource } from "../../../src/data-source/DataSource"
import {
    closeTestingConnections,
    createTestingConnections,
    reloadTestingDatabases,
} from "../../utils/test-utils"
import { Table } from "../../../src/schema-builder/table/Table"

describe("query runner > create primary key", () => {
    let connections: DataSource[]
    before(async () => {
        connections = await createTestingConnections({
            entities: [__dirname + "/entity/*{.js,.ts}"],
            schemaCreate: true,
            dropSchema: true,
        })
    })
    beforeEach(() => reloadTestingDatabases(connections))
    after(() => closeTestingConnections(connections))

    it("should correctly create primary key and revert creation", () =>
        Promise.all(
            connections.map(async (connection) => {
                // CockroachDB and Spanner does not allow altering primary key
                if (
                    connection.driver.options.type === "cockroachdb" ||
                    connection.driver.options.type === "spanner"
                )
                    return

                const queryRunner = connection.createQueryRunner()
                await queryRunner.createTable(
                    new Table({
                        name: "category",
                        columns: [
                            {
                                name: "id",
                                type: "int",
                            },
                            {
                                name: "name",
                                type: "varchar",
                            },
                        ],
                    }),
                    true,
                )

                await queryRunner.createTable(
                    new Table({
                        name: "person",
                        columns: [
                            {
                                name: "id",
                                type: "int",
                            },
                            {
                                name: "userId",
                                type: "int",
                            },
                            {
                                name: "name",
                                type: "varchar",
                            },
                        ],
                    }),
                    true,
                )

                // clear sqls in memory to avoid removing tables when down queries executed.
                queryRunner.clearSqlMemory()

                await queryRunner.createPrimaryKey("category", ["id"])
                await queryRunner.createPrimaryKey("person", ["id", "userId"])

                let categoryTable = await queryRunner.getTable("category")
                categoryTable!.findColumnByName("id")!.isPrimary.should.be.true

                let personTable = await queryRunner.getTable("person")
                personTable!.findColumnByName("id")!.isPrimary.should.be.true
                personTable!.findColumnByName("userId")!.isPrimary.should.be
                    .true

                await queryRunner.executeMemoryDownSql()

                categoryTable = await queryRunner.getTable("category")
                categoryTable!.findColumnByName("id")!.isPrimary.should.be.false

                personTable = await queryRunner.getTable("person")
                personTable!.findColumnByName("id")!.isPrimary.should.be.false
                personTable!.findColumnByName("userId")!.isPrimary.should.be
                    .false

                await queryRunner.release()
            }),
        ))
})