import * as fs from 'fs';

import { modifyWebpackConfig } from '../../../src/sourcemaps/tools/webpack';

function updateFileContent(content: string): void {
  fileContent = content;
}

let fileContent = '';

jest.mock('@clack/prompts', () => {
  return {
    log: {
      info: jest.fn(),
      success: jest.fn(),
    },
    select: jest.fn().mockImplementation(() => Promise.resolve(true)),
    isCancel: jest.fn().mockReturnValue(false),
  };
});

jest
  .spyOn(fs.promises, 'readFile')
  .mockImplementation(() => Promise.resolve(fileContent));

const writeFileSpy = jest
  .spyOn(fs.promises, 'writeFile')
  .mockImplementation(() => Promise.resolve(void 0));

const noSourcemapNoPluginsPojo = `module.exports = {
  entry: "./src/index.js",
  output: {
    filename: "main.js",
    path: path.resolve(__dirname, "build"),
  },
};`;

const noSourcemapNoPluginsPojoResult = `const {
  sentryWebpackPlugin
} = require("@sentry/webpack-plugin");

module.exports = {
  entry: "./src/index.js",

  output: {
    filename: "main.js",
    path: path.resolve(__dirname, "build"),
  },

  devtool: "source-map",

  plugins: [sentryWebpackPlugin({
    authToken: process.env.SENTRY_AUTH_TOKEN,
    org: "my-org",
    project: "my-project"
  })]
};`;

const noSourcemapsNoPluginsId = `const config = {
  entry: "./src/index.js",

  output: {
    filename: "main.js",
    path: path.resolve(__dirname, "build"),
  },
};

module.exports = config;`;

const noSourcemapsNoPluginsIdResult = `const {
  sentryWebpackPlugin
} = require("@sentry/webpack-plugin");

const config = {
  entry: "./src/index.js",

  output: {
    filename: "main.js",
    path: path.resolve(__dirname, "build"),
  },

  devtool: "source-map",

  plugins: [sentryWebpackPlugin({
    authToken: process.env.SENTRY_AUTH_TOKEN,
    org: "my-org",
    project: "my-project"
  })]
};

module.exports = config;`;

const hiddenSourcemapNoPluginsId = `const config = {
  entry: "./src/index.js",

  output: {
    filename: "main.js",
    path: path.resolve(__dirname, "build"),
  },

  devtool: "hidden-cheap-source-map",
};

module.exports = config;
    `;
const hiddenSourcemapNoPluginsIdResult = `const {
  sentryWebpackPlugin
} = require("@sentry/webpack-plugin");

const config = {
  entry: "./src/index.js",

  output: {
    filename: "main.js",
    path: path.resolve(__dirname, "build"),
  },

  devtool: "hidden-source-map",

  plugins: [sentryWebpackPlugin({
    authToken: process.env.SENTRY_AUTH_TOKEN,
    org: "my-org",
    project: "my-project"
  })]
};

module.exports = config;`;

const arbitrarySourcemapNoPluginsId = `
const config = {
  entry: "./src/index.js",

  output: {
    filename: "main.js",
    path: path.resolve(__dirname, "build"),
  },

  devtool: getSourcemapSetting(),
};

module.exports = config;
    `;
const arbitrarySourcemapNoPluginsIdResult = `const {
  sentryWebpackPlugin
} = require("@sentry/webpack-plugin");

const config = {
  entry: "./src/index.js",

  output: {
    filename: "main.js",
    path: path.resolve(__dirname, "build"),
  },

  devtool: "source-map",

  plugins: [sentryWebpackPlugin({
    authToken: process.env.SENTRY_AUTH_TOKEN,
    org: "my-org",
    project: "my-project"
  })]
};

module.exports = config;`;

const noSourcemapUndefinedPluginsPojo = `module.exports = {
  entry: "./src/index.js",
  plugins: undefined,
  output: {
    filename: "main.js",
    path: path.resolve(__dirname, "build"),
  },
};`;

const noSourcemapUndefinedPluginsPojoResult = `const {
  sentryWebpackPlugin
} = require("@sentry/webpack-plugin");

module.exports = {
  entry: "./src/index.js",

  plugins: [sentryWebpackPlugin({
    authToken: process.env.SENTRY_AUTH_TOKEN,
    org: "my-org",
    project: "my-project"
  })],

  output: {
    filename: "main.js",
    path: path.resolve(__dirname, "build"),
  },

  devtool: "source-map"
};`;

const noSourcemapPluginsPojo = `module.exports = {
  entry: "./src/index.js",
  plugins: [
    new HtmlWebpackPlugin(),
    new MiniCssExtractPlugin(),
  ],
  output: {
    filename: "main.js",
    path: path.resolve(__dirname, "build"),
  },
};`;

const noSourcemapPluginsPojoResult = `const {
  sentryWebpackPlugin
} = require("@sentry/webpack-plugin");

module.exports = {
  entry: "./src/index.js",

  plugins: [new HtmlWebpackPlugin(), new MiniCssExtractPlugin(), sentryWebpackPlugin({
    authToken: process.env.SENTRY_AUTH_TOKEN,
    org: "my-org",
    project: "my-project"
  })],

  output: {
    filename: "main.js",
    path: path.resolve(__dirname, "build"),
  },

  devtool: "source-map"
};`;

describe('modifyWebpackConfig', () => {
  afterEach(() => {
    fileContent = '';
    jest.clearAllMocks();
  });

  it.each([
    [
      'no sourcemap option, no plugins, object',
      noSourcemapNoPluginsPojo,
      noSourcemapNoPluginsPojoResult,
    ],
    [
      'no sourcemap option, no plugins, identifier',
      noSourcemapsNoPluginsId,
      noSourcemapsNoPluginsIdResult,
    ],
    [
      'hidden sourcemap option, no plugins, identifier',
      hiddenSourcemapNoPluginsId,
      hiddenSourcemapNoPluginsIdResult,
    ],
    [
      'arbitrary sourcemap option, no plugins, identifier',
      arbitrarySourcemapNoPluginsId,
      arbitrarySourcemapNoPluginsIdResult,
    ],
    [
      'no sourcemap option, plugins, object',
      noSourcemapUndefinedPluginsPojo,
      noSourcemapUndefinedPluginsPojoResult,
    ],
    [
      'no sourcemap option, plugins, object',
      noSourcemapPluginsPojo,
      noSourcemapPluginsPojoResult,
    ],
  ])(
    'adds plugin and source maps emission to the webpack config (%s)',
    async (_, originalCode, expectedCode) => {
      updateFileContent(originalCode);

      //   updateFileContent(originalCode);
      const addedCode = await modifyWebpackConfig('', {
        authToken: '',
        orgSlug: 'my-org',
        projectSlug: 'my-project',
        selfHosted: false,
        url: 'https://sentry.io/',
      });

      expect(writeFileSpy).toHaveBeenCalledTimes(1);
      const [[, fileContent]] = writeFileSpy.mock.calls;
      expect(fileContent).toBe(expectedCode);
      expect(addedCode).toBe(true);
    },
  );

  it('adds the url parameter to the webpack plugin options if self-hosted', async () => {
    updateFileContent(noSourcemapNoPluginsPojo);

    const addedCode = await modifyWebpackConfig('', {
      authToken: '',
      orgSlug: 'my-org',
      projectSlug: 'my-project',
      selfHosted: true,
      url: 'https://santry.io/',
    });

    expect(writeFileSpy).toHaveBeenCalledTimes(1);
    const [[, fileContent]] = writeFileSpy.mock.calls;
    expect(fileContent).toContain('url: "https://santry.io/"');
    expect(addedCode).toBe(true);
  });
});