// Copyright (c) 2015-present Mattermost, Inc. All Rights Reserved.
// See LICENSE.txt for license information.

import TurboLogger from '@mattermost/react-native-turbo-log';
import {Alert, Platform} from 'react-native';
import Share from 'react-native-share';

import {shareLogs, getDefaultReportAProblemLink, metadataToString, emailLogs} from './share_logs';
import {tryOpenURL} from './url';

jest.mock('react-native-share', () => ({
    open: jest.fn(),
    shareSingle: jest.fn(),
    Social: {
        EMAIL: 'email',
    },
}));

jest.mock('./url', () => ({
    tryOpenURL: jest.fn(),
}));

jest.mock('react-native/Libraries/Alert/Alert', () => ({
    alert: jest.fn(),
}));

describe('shareLogs', () => {
    const metadata = {
        currentUserId: 'user1',
        currentTeamId: 'team1',
        serverVersion: '1.0.0',
        appVersion: '2.0.0',
        appPlatform: 'ios',
    };

    beforeEach(() => {
        jest.clearAllMocks();

        const logPaths = ['/path/to/log1', '/path/to/log2'];
        jest.mocked(TurboLogger.getLogPaths).mockResolvedValue(logPaths);
    });

    it('should share logs with attachments when excludeLogs is false', async () => {
        await shareLogs(metadata, 'My Site', 'support@example.com', false);

        expect(Share.open).toHaveBeenCalledWith(expect.objectContaining({
            subject: 'Problem with My Site React Native app',
            email: 'support@example.com',
            urls: ['file:///path/to/log1', 'file:///path/to/log2'],
        }));
    });

    it('should handle an empty list of log paths', async () => {
        jest.mocked(TurboLogger.getLogPaths).mockResolvedValue([]);

        await shareLogs(metadata, 'My Site', 'support@example.com', false);

        expect(Share.open).toHaveBeenCalledWith(expect.objectContaining({
            subject: 'Problem with My Site React Native app',
            email: 'support@example.com',
            urls: undefined,
        }));
    });

    it('should share without logs when excludeLogs is true', async () => {
        await shareLogs(metadata, 'My Site', 'support@example.com', true);

        expect(Share.open).toHaveBeenCalledWith(expect.objectContaining({
            subject: 'Problem with My Site React Native app',
            email: 'support@example.com',
            urls: undefined,
        }));
    });

    it('should handle errors', async () => {
        const error = new Error('Share failed');
        jest.mocked(Share.open).mockRejectedValue(error);

        await shareLogs(metadata, 'My Site', 'support@example.com');

        expect(Alert.alert).toHaveBeenCalledWith('Error', 'Error: Share failed');
    });

    it('should pass the correct metadata to the share function', async () => {
        await shareLogs(metadata, 'My Site', 'support@example.com', false);

        expect(Share.open).toHaveBeenCalledWith(expect.objectContaining({
            message: expect.stringContaining('Current User ID: user1'),
        }));

        expect(Share.open).toHaveBeenCalledWith(expect.objectContaining({
            message: expect.stringContaining('Current Team ID: team1'),
        }));

        expect(Share.open).toHaveBeenCalledWith(expect.objectContaining({
            message: expect.stringContaining('Server Version: 1.0.0'),
        }));

        expect(Share.open).toHaveBeenCalledWith(expect.objectContaining({
            message: expect.stringContaining('App Version: 2.0.0'),
        }));

        expect(Share.open).toHaveBeenCalledWith(expect.objectContaining({
            message: expect.stringContaining('App Platform: ios'),
        }));
    });
});

describe('emailLogs', () => {
    const metadata = {
        currentUserId: 'user1',
        currentTeamId: 'team1',
        serverVersion: '1.0.0',
        appVersion: '2.0.0',
        appPlatform: 'ios',
    };

    let originalPlatform: typeof Platform.OS;
    beforeAll(() => {
        originalPlatform = Platform.OS;
    });

    afterAll(() => {
        Platform.OS = originalPlatform;
    });

    describe('android', () => {
        beforeAll(() => {
            Platform.OS = 'android';
        });
        beforeEach(() => {
            jest.clearAllMocks();

            const logPaths = ['/path/to/log1', '/path/to/log2'];
            jest.mocked(TurboLogger.getLogPaths).mockResolvedValue(logPaths);
        });

        it('should share logs with attachments when excludeLogs is false', async () => {
            await emailLogs(metadata, 'My Site', 'support@example.com', false);

            expect(Share.shareSingle).toHaveBeenCalledWith(expect.objectContaining({
                subject: 'Problem with My Site React Native app',
                email: 'support@example.com',
                urls: ['file:///path/to/log1', 'file:///path/to/log2'],
                social: Share.Social.EMAIL,
            }));
        });

        it('should handle an empty list of log paths', async () => {
            jest.mocked(TurboLogger.getLogPaths).mockResolvedValue([]);

            await emailLogs(metadata, 'My Site', 'support@example.com', false);

            expect(Share.shareSingle).toHaveBeenCalledWith(expect.objectContaining({
                subject: 'Problem with My Site React Native app',
                email: 'support@example.com',
                urls: undefined,
                social: Share.Social.EMAIL,
            }));
        });

        it('should share without logs when excludeLogs is true', async () => {
            await emailLogs(metadata, 'My Site', 'support@example.com', true);

            expect(Share.shareSingle).toHaveBeenCalledWith(expect.objectContaining({
                subject: 'Problem with My Site React Native app',
                email: 'support@example.com',
                urls: undefined,
                social: Share.Social.EMAIL,
            }));
        });

        it('should handle errors', async () => {
            const error = new Error('Share failed');
            jest.mocked(Share.shareSingle).mockRejectedValue(error);

            await emailLogs(metadata, 'My Site', 'support@example.com');

            expect(Alert.alert).toHaveBeenCalledWith('Error', 'Error: Share failed');
        });

        it('should pass the correct metadata to the share function', async () => {
            await emailLogs(metadata, 'My Site', 'support@example.com', false);

            expect(Share.shareSingle).toHaveBeenCalledWith(expect.objectContaining({
                message: expect.stringContaining('Current User ID: user1'),
            }));

            expect(Share.shareSingle).toHaveBeenCalledWith(expect.objectContaining({
                message: expect.stringContaining('Current Team ID: team1'),
            }));

            expect(Share.shareSingle).toHaveBeenCalledWith(expect.objectContaining({
                message: expect.stringContaining('Server Version: 1.0.0'),
            }));

            expect(Share.shareSingle).toHaveBeenCalledWith(expect.objectContaining({
                message: expect.stringContaining('App Version: 2.0.0'),
            }));

            expect(Share.shareSingle).toHaveBeenCalledWith(expect.objectContaining({
                message: expect.stringContaining('App Platform: ios'),
            }));
        });
    });
    describe('ios', () => {
        beforeAll(() => {
            Platform.OS = 'ios';
        });

        it('should open the correct mailto link', async () => {
            await emailLogs(metadata, 'My Site', 'support@example.com', false);

            expect(tryOpenURL).toHaveBeenCalledTimes(1);
            expect(tryOpenURL).toHaveBeenCalledWith(expect.stringMatching(/^mailto:support@example\.com\?subject=Problem%20with%20My%20Site%20React%20Native%20app&body=/));
            expect(tryOpenURL).toHaveBeenCalledWith(expect.stringContaining(encodeURIComponent('Current User ID: user1')));
            expect(tryOpenURL).toHaveBeenCalledWith(expect.stringContaining(encodeURIComponent('Current Team ID: team1')));
            expect(tryOpenURL).toHaveBeenCalledWith(expect.stringContaining(encodeURIComponent('Server Version: 1.0.0')));
            expect(tryOpenURL).toHaveBeenCalledWith(expect.stringContaining(encodeURIComponent('App Version: 2.0.0')));
            expect(tryOpenURL).toHaveBeenCalledWith(expect.stringContaining(encodeURIComponent('App Platform: ios')));
        });
    });
});

describe('getDefaultReportAProblemLink', () => {
    it('should return licensed link when isLicensed is true', () => {
        const link = getDefaultReportAProblemLink(true);
        expect(link).toBe('https://mattermost.com/pl/report_a_problem_licensed');
    });

    it('should return unlicensed link when isLicensed is false', () => {
        const link = getDefaultReportAProblemLink(false);
        expect(link).toBe('https://mattermost.com/pl/report_a_problem_unlicensed');
    });
});

describe('metadataToString', () => {
    it('should return a string with the correct metadata', () => {
        const metadata = {
            currentUserId: 'user1',
            currentTeamId: 'team1',
            serverVersion: '1.0.0',
            appVersion: '2.0.0',
            appPlatform: 'ios',
        };

        const string = metadataToString(metadata);
        expect(string).toBe('Current User ID: user1\nCurrent Team ID: team1\nServer Version: 1.0.0\nApp Version: 2.0.0\nApp Platform: ios');
    });
});