/*
 This file is part of GNU Taler
 (C) 2022 Taler Systems S.A.

 GNU Taler is free software; you can redistribute it and/or modify it under the
 terms of the GNU General Public License as published by the Free Software
 Foundation; either version 3, or (at your option) any later version.

 GNU Taler is distributed in the hope that it will be useful, but WITHOUT ANY
 WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
 A PARTICULAR PURPOSE.  See the GNU General Public License for more details.

 You should have received a copy of the GNU General Public License along with
 GNU Taler; see the file COPYING.  If not, see <http://www.gnu.org/licenses/>
 */

/**
 *
 * @author Sebastian Javier Marchano (sebasjm)
 */

import {
  Amounts,
  NotificationType,
  OrderShortInfo,
} from "@gnu-taler/taler-util";
import { WalletApiOperation } from "@gnu-taler/taler-wallet-core";
import { expect } from "chai";
import { tests } from "../../../../web-util/src/index.browser.js";
import {
  createWalletApiMock,
  mountHook,
  nullFunction,
} from "../../test-utils.js";
import { useComponentState } from "./state.js";

describe("Refund CTA states", () => {
  it("should tell the user that the URI is missing", async () => {
    const { handler, TestingContext } = createWalletApiMock();

    const props = {
      talerRefundUri: undefined,
      cancel: nullFunction,
      onSuccess: nullFunction,
    };

    const hookBehavior = await tests.hookBehaveLikeThis(
      useComponentState,
      props,
      [
        ({ status, error }) => {
          expect(status).equals("loading");
          expect(error).undefined;
        },
        ({ status, error }) => {
          expect(status).equals("loading-uri");
          if (!error) expect.fail();
          if (!error.hasError) expect.fail();
          if (error.operational) expect.fail();
          expect(error.message).eq("ERROR_NO-URI-FOR-REFUND");
        },
      ],
      TestingContext,
    );

    expect(hookBehavior).deep.equal({ result: "ok" });
    expect(handler.getCallingQueueState()).eq("empty");
  });

  it("should be ready after loading", async () => {
    const { handler, TestingContext } = createWalletApiMock();
    const props = {
      talerRefundUri: "taler://refund/asdasdas",
      cancel: nullFunction,
      onSuccess: nullFunction,
    };

    handler.addWalletCallResponse(WalletApiOperation.PrepareRefund, undefined, {
      awaiting: "EUR:2",
      effectivePaid: "EUR:2",
      gone: "EUR:0",
      granted: "EUR:0",
      pending: false,
      proposalId: "1",
      info: {
        contractTermsHash: "123",
        merchant: {
          name: "the merchant name",
        },
        orderId: "orderId1",
        summary: "the summary",
      } as OrderShortInfo,
    });

    const hookBehavior = await tests.hookBehaveLikeThis(
      useComponentState,
      props,
      [
        ({ status, error }) => {
          expect(status).equals("loading");
          expect(error).undefined;
        },
        (state) => {
          if (state.status !== "ready") expect.fail();
          if (state.error) expect.fail();
          expect(state.accept.onClick).not.undefined;
          expect(state.ignore.onClick).not.undefined;
          expect(state.merchantName).eq("the merchant name");
          expect(state.orderId).eq("orderId1");
          expect(state.products).undefined;
        },
      ],
      TestingContext,
    );

    expect(hookBehavior).deep.equal({ result: "ok" });
    expect(handler.getCallingQueueState()).eq("empty");
  });

  it("should be ignored after clicking the ignore button", async () => {
    const { handler, TestingContext } = createWalletApiMock();
    const props = {
      talerRefundUri: "taler://refund/asdasdas",
      cancel: async () => {
        null;
      },
      onSuccess: async () => {
        null;
      },
    };

    handler.addWalletCallResponse(WalletApiOperation.PrepareRefund, undefined, {
      awaiting: "EUR:2",
      effectivePaid: "EUR:2",
      gone: "EUR:0",
      granted: "EUR:0",
      pending: false,
      proposalId: "1",
      info: {
        contractTermsHash: "123",
        merchant: {
          name: "the merchant name",
        },
        orderId: "orderId1",
        summary: "the summary",
      } as OrderShortInfo,
    });

    const hookBehavior = await tests.hookBehaveLikeThis(
      useComponentState,
      props,
      [
        ({ status, error }) => {
          expect(status).equals("loading");
          expect(error).undefined;
        },
        (state) => {
          if (state.status !== "ready") expect.fail();
          if (state.error) expect.fail();
          expect(state.accept.onClick).not.undefined;
          expect(state.merchantName).eq("the merchant name");
          expect(state.orderId).eq("orderId1");
          expect(state.products).undefined;

          if (state.ignore.onClick === undefined) expect.fail();
          state.ignore.onClick();
        },
        (state) => {
          if (state.status !== "ignored") expect.fail();
          if (state.error) expect.fail();
          expect(state.merchantName).eq("the merchant name");
        },
      ],
      TestingContext,
    );

    expect(hookBehavior).deep.equal({ result: "ok" });
    expect(handler.getCallingQueueState()).eq("empty");
  });

  it("should be in progress when doing refresh", async () => {
    const { handler, TestingContext } = createWalletApiMock();
    const props = {
      talerRefundUri: "taler://refund/asdasdas",
      cancel: async () => {
        null;
      },
      onSuccess: async () => {
        null;
      },
    };

    handler.addWalletCallResponse(WalletApiOperation.PrepareRefund, undefined, {
      awaiting: "EUR:2",
      effectivePaid: "EUR:2",
      gone: "EUR:0",
      granted: "EUR:0",
      pending: true,
      proposalId: "1",
      info: {
        contractTermsHash: "123",
        merchant: {
          name: "the merchant name",
        },
        orderId: "orderId1",
        summary: "the summary",
      } as OrderShortInfo,
    });
    handler.addWalletCallResponse(WalletApiOperation.PrepareRefund, undefined, {
      awaiting: "EUR:1",
      effectivePaid: "EUR:2",
      gone: "EUR:0",
      granted: "EUR:1",
      pending: true,
      proposalId: "1",
      info: {
        contractTermsHash: "123",
        merchant: {
          name: "the merchant name",
        },
        orderId: "orderId1",
        summary: "the summary",
      } as OrderShortInfo,
    });
    handler.addWalletCallResponse(WalletApiOperation.PrepareRefund, undefined, {
      awaiting: "EUR:0",
      effectivePaid: "EUR:2",
      gone: "EUR:0",
      granted: "EUR:2",
      pending: false,
      proposalId: "1",
      info: {
        contractTermsHash: "123",
        merchant: {
          name: "the merchant name",
        },
        orderId: "orderId1",
        summary: "the summary",
      } as OrderShortInfo,
    });

    const hookBehavior = await tests.hookBehaveLikeThis(
      useComponentState,
      props,
      [
        ({ status, error }) => {
          expect(status).equals("loading");
          expect(error).undefined;
        },
        (state) => {
          if (state.status !== "in-progress") expect.fail();
          if (state.error) expect.fail();
          expect(state.merchantName).eq("the merchant name");
          expect(state.products).undefined;
          expect(state.amount).deep.eq(Amounts.parseOrThrow("EUR:2"));
          // expect(state.progress).closeTo(1 / 3, 0.01)

          handler.notifyEventFromWallet(NotificationType.RefreshMelted);
        },
        (state) => {
          if (state.status !== "in-progress") expect.fail();
          if (state.error) expect.fail();
          expect(state.merchantName).eq("the merchant name");
          expect(state.products).undefined;
          expect(state.amount).deep.eq(Amounts.parseOrThrow("EUR:2"));
          // expect(state.progress).closeTo(2 / 3, 0.01)

          handler.notifyEventFromWallet(NotificationType.RefreshMelted);
        },
        (state) => {
          if (state.status !== "ready") expect.fail();
          if (state.error) expect.fail();
          expect(state.merchantName).eq("the merchant name");
          expect(state.products).undefined;
          expect(state.amount).deep.eq(Amounts.parseOrThrow("EUR:2"));
        },
      ],
      TestingContext,
    );

    expect(hookBehavior).deep.equal({ result: "ok" });
    expect(handler.getCallingQueueState()).eq("empty");
  });
});