const path = require("path")

const setupServer = require("../../../helpers/setup-server")
const { useApi } = require("../../../helpers/use-api")
const { initDb, useDb } = require("../../../helpers/use-db")

const orderSeeder = require("../../helpers/order-seeder")
const swapSeeder = require("../../helpers/swap-seeder")
const adminSeeder = require("../../helpers/admin-seeder")

const {
  simpleProductFactory,
  simpleCartFactory,
  simpleDiscountFactory,
  simpleRegionFactory,
  simpleShippingOptionFactory,
} = require("../../factories")
const {
  simpleCustomerFactory,
} = require("../../factories/simple-customer-factory")

jest.setTimeout(30000)

describe("/admin/swaps", () => {
  let medusaProcess
  let dbConnection

  beforeAll(async () => {
    const cwd = path.resolve(path.join(__dirname, "..", ".."))
    dbConnection = await initDb({ cwd })
    medusaProcess = await setupServer({ cwd })
  })

  afterAll(async () => {
    const db = useDb()
    await db.shutdown()
    medusaProcess.kill()
  })

  describe("GET /admin/swaps/:id", () => {
    beforeEach(async () => {
      await adminSeeder(dbConnection)
      await orderSeeder(dbConnection)
      await swapSeeder(dbConnection)
    })

    afterEach(async () => {
      const db = useDb()
      await db.teardown()
    })

    it("gets a swap with cart and totals", async () => {
      const api = useApi()

      const response = await api
        .get("/admin/swaps/test-swap", {
          headers: {
            Authorization: "Bearer test_token",
          },
        })
        .catch((err) => {
          console.log(err)
        })
      expect(response.status).toEqual(200)
      expect(response.data.swap).toEqual(
        expect.objectContaining({
          id: "test-swap",
        })
      )

      expect(response.data.swap.cart).toEqual(
        expect.objectContaining({
          id: "test-cart-w-swap",
          shipping_total: 1000,
          subtotal: 1000,
          total: 2000,
        })
      )
      expect(response.data.swap.cart).toHaveProperty("discount_total")
      expect(response.data.swap.cart).toHaveProperty("gift_card_total")
    })

    it("gets a swap with a discount", async () => {
      const api = useApi()

      const response = await api
        .get("/admin/swaps/disc-swap", {
          headers: {
            Authorization: "Bearer test_token",
          },
        })
        .catch((err) => {
          console.log(err)
        })
      expect(response.status).toEqual(200)
      expect(response.data.swap).toEqual(
        expect.objectContaining({
          id: "disc-swap",
        })
      )

      expect(response.data.swap.cart).toEqual(
        expect.objectContaining({
          id: "disc-swap-cart",
          discount_total: -800,
          shipping_total: 1000,
          subtotal: -8000,
          total: -6200,
        })
      )
    })
  })

  describe("GET /admin/swaps/", () => {
    beforeEach(async () => {
      await adminSeeder(dbConnection)
      await orderSeeder(dbConnection)
      await swapSeeder(dbConnection)
    })

    afterEach(async () => {
      const db = useDb()
      await db.teardown()
    })

    it("lists all swaps", async () => {
      const api = useApi()

      const response = await api
        .get("/admin/swaps/", {
          headers: {
            Authorization: "Bearer test_token",
          },
        })
        .catch((err) => {
          console.log(err)
        })

      expect(response.status).toEqual(200)
      expect(response.data).toHaveProperty("count")
      expect(response.data.offset).toBe(0)
      expect(response.data.limit).toBe(50)
      expect(response.data.swaps).toContainEqual(
        expect.objectContaining({
          id: "test-swap",
        })
      )
    })
  })

  describe("Complete swap flow", () => {
    beforeEach(async () => {
      try {
        await adminSeeder(dbConnection)
      } catch (err) {
        console.log(err)
        throw err
      }
    })

    afterEach(async () => {
      const db = useDb()
      await db.teardown()
    })

    it("completes swap and ensures difference due", async () => {
      // ********* FACTORIES *********
      const prodA = await simpleProductFactory(dbConnection, {
        id: "prod-a",
        variants: [
          { id: "prod-a-var", prices: [{ amount: 1000, currency: "dkk" }] },
        ],
      })

      await simpleProductFactory(dbConnection, {
        id: "prod-b",
        variants: [
          { id: "prod-b-var", prices: [{ amount: 1000, currency: "dkk" }] },
        ],
      })

      await simpleRegionFactory(dbConnection, {
        id: "test-region",
        currency_code: "dkk",
      })

      await simpleDiscountFactory(dbConnection, {
        id: "test-discount",
        regions: ["test-region"],
        code: "TEST",
        rule: {
          type: "percentage",
          value: "10",
          allocation: "total",
          conditions: [
            {
              type: "products",
              operator: "in",
              products: [prodA.id],
            },
          ],
        },
      })

      await simpleCustomerFactory(dbConnection, {
        id: "test-customer",
        email: "test@customer.com",
      })

      const so = await simpleShippingOptionFactory(dbConnection, {
        region_id: "test-region",
      })

      await simpleCartFactory(dbConnection, {
        customer: "test-customer",
        id: "cart-test",
        line_items: [
          {
            id: "line-item",
            variant_id: "prod-a-var",
            cart_id: "cart-test",
            unit_price: 1000,
            quantity: 1,
          },
        ],
        region: "test-region",
        shipping_address: {
          address_1: "test",
          country_code: "us",
          first_name: "chris",
          last_name: "rock",
          postal_code: "101",
        },
      })

      const api = useApi()

      // ********* PREPARE CART *********

      try {
        await api.post("/store/carts/cart-test", {
          discounts: [{ code: "TEST" }],
        })
      } catch (error) {
        console.log(error)
      }

      await api.post("/store/carts/cart-test/shipping-methods", {
        option_id: so.id,
        data: {},
      })
      await api.post("/store/carts/cart-test/payment-sessions")
      await api.post("/store/carts/cart-test/payment-session", {
        provider_id: "test-pay",
      })

      // ********* COMPLETE CART *********
      const completedOrder = await api.post("/store/carts/cart-test/complete")

      // ********* PREPARE ORDER *********
      const orderId = completedOrder.data.data.id
      const fulfilledOrder = await api.post(
        `/admin/orders/${orderId}/fulfillment`,
        {
          items: [{ item_id: "line-item", quantity: 1 }],
        },
        {
          headers: {
            Authorization: "Bearer test_token",
          },
        }
      )

      const fulfillmentId = fulfilledOrder.data.order.fulfillments[0].id

      await api.post(
        `/admin/orders/${orderId}/shipment`,
        {
          fulfillment_id: fulfillmentId,
        },
        {
          headers: {
            Authorization: "Bearer test_token",
          },
        }
      )

      await api.post(
        `/admin/orders/${orderId}/capture`,
        {},
        {
          headers: {
            Authorization: "Bearer test_token",
          },
        }
      )

      // ********* CREATE SWAP *********
      const createSwap = await api.post(
        `/admin/orders/${completedOrder.data.data.id}/swaps`,
        {
          return_items: [
            {
              item_id: "line-item",
              quantity: 1,
            },
          ],
          additional_items: [{ variant_id: "prod-b-var", quantity: 1 }],
        },
        {
          headers: {
            authorization: "Bearer test_token",
          },
        }
      )

      let swap = createSwap.data.order.swaps[0]

      // ********* PREPARE SWAP CART *********
      await api.post(`/store/carts/${swap.cart_id}/shipping-methods`, {
        option_id: so.id,
        data: {},
      })

      await api.post(`/store/carts/${swap.cart_id}/payment-sessions`)
      await api.post(`/store/carts/${swap.cart_id}/payment-session`, {
        provider_id: "test-pay",
      })

      // ********* COMPLETE SWAP CART *********
      await api.post(`/store/carts/${swap.cart_id}/complete`)

      swap = await api
        .get(`/admin/swaps/${swap.id}`, {
          headers: {
            Authorization: "Bearer test_token",
          },
        })
        .catch((err) => {
          console.log(err)
        })

      const swapCart = await api.get(
        `/store/carts/${swap.data.swap.cart_id}`,
        {}
      )

      // ********* VALIDATE *********
      expect(swap.data.swap.difference_due).toBe(swapCart.data.cart.total)
    })
  })
})