const { checkBuilderEndpoint } = require("./utilities/TestFunctions")
const setup = require("./utilities")

describe("/tables", () => {
  let request = setup.getRequest()
  let config = setup.getConfig()

  afterAll(setup.afterAll)

  beforeEach(async () => {
    await config.init()
  })

  describe("create", () => {
    it("returns a success message when the table is successfully created", done => {
      request
        .post(`/api/tables`)
        .send({ 
          name: "TestTable",
          key: "name",
          schema: {
            name: { type: "string" }
          }
        })
        .set(config.defaultHeaders())
        .expect('Content-Type', /json/)
        .expect(200)
        .end(async (err, res) => {
            expect(res.res.statusMessage).toEqual("Table TestTable saved successfully.")
            expect(res.body.name).toEqual("TestTable")
            done()
        })
      })

    it("renames all the row fields for a table when a schema key is renamed", async () => {
      const testTable = await config.createTable()

      const testRow = await request
        .post(`/api/${testTable._id}/rows`)
        .send({
          name: "test"
        })
        .set(config.defaultHeaders())
        .expect('Content-Type', /json/)
        .expect(200)

      const updatedTable = await request
        .post(`/api/tables`)
        .send({ 
          _id: testTable._id,
          _rev: testTable._rev,
          name: "TestTable",
          key: "name",
          _rename: {
            old: "name",
            updated: "updatedName"
          },
          schema: {
            updatedName: { type: "string" }
          }
        })
        .set(config.defaultHeaders())
        .expect('Content-Type', /json/)
        .expect(200)

        expect(updatedTable.res.statusMessage).toEqual("Table TestTable saved successfully.")
        expect(updatedTable.body.name).toEqual("TestTable")

        const res = await request
          .get(`/api/${testTable._id}/rows/${testRow.body._id}`)
          .set(config.defaultHeaders())
          .expect('Content-Type', /json/)
          .expect(200)

          expect(res.body.updatedName).toEqual("test")
          expect(res.body.name).toBeUndefined()
      })

      it("should apply authorization to endpoint", async () => {
        await checkBuilderEndpoint({
          config,
          method: "POST",
          url: `/api/tables`,
          body: { 
            name: "TestTable",
            key: "name",
            schema: {
              name: { type: "string" }
            }
          }
        })
      })
    })

  describe("fetch", () => {
    let testTable

    beforeEach(async () => {
      testTable = await config.createTable(testTable)
    })

    afterEach(() => {
      delete testTable._rev
    })

    it("returns all the tables for that instance in the response body", done => {
      request
        .get(`/api/tables`)
        .set(config.defaultHeaders())
        .expect('Content-Type', /json/)
        .expect(200)
        .end(async (_, res) => {
            const fetchedTable = res.body[0]
            expect(fetchedTable.name).toEqual(testTable.name)
            expect(fetchedTable.type).toEqual("table")
            done()
        })
    })

    it("should apply authorization to endpoint", async () => {
        await checkBuilderEndpoint({
          config,
          method: "GET",
          url: `/api/tables`,
        })
      })
    })

  describe("destroy", () => {
    let testTable

    beforeEach(async () => {
      testTable = await config.createTable(testTable)
    })

    afterEach(() => {
      delete testTable._rev
    })

    it("returns a success response when a table is deleted.", async done => {
      request
        .delete(`/api/tables/${testTable._id}/${testTable._rev}`)
        .set(config.defaultHeaders())
        .expect('Content-Type', /json/)
        .expect(200)
        .end(async (_, res) => {
            expect(res.res.statusMessage).toEqual(`Table ${testTable._id} deleted.`)
            done()
        })
      })

    it("deletes linked references to the table after deletion", async done => {
      const linkedTable = await config.createTable({
        name: "LinkedTable",
        type: "table",
        key: "name",
        schema: {
          name: {
            type: "string",
            constraints: {
              type: "string",
            },
          },
          TestTable: {
            type: "link",
            tableId: testTable._id,
            constraints: {
              type: "array"
            }
          }
        },
      })

      request
        .delete(`/api/tables/${testTable._id}/${testTable._rev}`)
        .set(config.defaultHeaders())
        .expect('Content-Type', /json/)
        .expect(200)
        .end(async (_, res) => {
          expect(res.res.statusMessage).toEqual(`Table ${testTable._id} deleted.`)
          const dependentTable = await config.getTable(linkedTable._id)
          expect(dependentTable.schema.TestTable).not.toBeDefined()
          done()
        })
      })

    it("should apply authorization to endpoint", async () => {
      await checkBuilderEndpoint({
        config,
        method: "DELETE",
        url: `/api/tables/${testTable._id}/${testTable._rev}`,
      })
    })

  })
})