jest.mock('shared/supabase/init')
jest.mock('shared/helpers/auth')
jest.mock('common/envs/constants')
jest.mock('shared/supabase/users')
jest.mock('shared/analytics')
jest.mock('shared/utils')

import { banUser } from "api/ban-user";
import * as supabaseInit from "shared/supabase/init";
import { throwErrorIfNotMod } from "shared/helpers/auth";
import * as constants from "common/envs/constants";
import * as supabaseUsers from "shared/supabase/users";
import * as sharedAnalytics from "shared/analytics";
import { AuthedUser } from "api/helpers/endpoint"


describe('banUser', () => {
    const mockPg = {} as any;

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

        (supabaseInit.createSupabaseDirectClient as jest.Mock)
            .mockReturnValue(mockPg);
    });
    afterEach(() => {
        jest.restoreAllMocks();
    });


    describe('when given valid input', () => {
        it('should ban a user successfully', async () => {
            const mockUser = {
                userId: '123',
                unban: false
            };
            const mockAuth = {uid: '321'} as AuthedUser;
            const mockReq = {} as any;

            (constants.isAdminId as jest.Mock).mockReturnValue(false);

            await banUser(mockUser, mockAuth, mockReq);
            
            expect(throwErrorIfNotMod).toBeCalledTimes(1);
            expect(throwErrorIfNotMod).toBeCalledWith(mockAuth.uid);
            expect(constants.isAdminId).toBeCalledTimes(1);
            expect(constants.isAdminId).toBeCalledWith(mockUser.userId);
            expect(sharedAnalytics.trackPublicEvent).toBeCalledTimes(1);
            expect(sharedAnalytics.trackPublicEvent).toBeCalledWith(
                mockAuth.uid, 
                'ban user',
                {userId: mockUser.userId}
            );
            expect(supabaseUsers.updateUser).toBeCalledTimes(1);
            expect(supabaseUsers.updateUser).toBeCalledWith(
                mockPg,
                mockUser.userId,
                {isBannedFromPosting: true}
            );
        });

        it('should unban a user successfully', async () => {
            const mockUser = {
                userId: '123',
                unban: true
            };
            const mockAuth = {uid: '321'} as AuthedUser;
            const mockReq = {} as any;

            (constants.isAdminId as jest.Mock).mockReturnValue(false);

            await banUser(mockUser, mockAuth, mockReq);
            
            expect(throwErrorIfNotMod).toBeCalledWith(mockAuth.uid);
            expect(constants.isAdminId).toBeCalledWith(mockUser.userId);
            expect(sharedAnalytics.trackPublicEvent).toBeCalledWith(
                mockAuth.uid,
                'ban user',
                {userId: mockUser.userId}
            );
            expect(supabaseUsers.updateUser).toBeCalledWith(
                mockPg,
                mockUser.userId,
                {isBannedFromPosting: false}
            );
        });
    });
    describe('when an error occurs', () => {
        it('throw if the ban requester is not a mod or admin', async () => {
            const mockUser = {
                userId: '123',
                unban: false
            };
            const mockAuth = {uid: '321'} as AuthedUser;
            const mockReq = {} as any;
            
            (throwErrorIfNotMod as jest.Mock).mockRejectedValue(
                new Error(`User ${mockAuth.uid} must be an admin or trusted to perform this action.`)
            );

            await expect(banUser(mockUser, mockAuth, mockReq))
                .rejects
                .toThrowError(`User ${mockAuth.uid} must be an admin or trusted to perform this action.`);
            expect(throwErrorIfNotMod).toBeCalledWith(mockAuth.uid);
        });

        it('throw if the ban target is an admin', async () => {
            const mockUser = {
                userId: '123',
                unban: false
            };
            const mockAuth = {uid: '321'} as AuthedUser;
            const mockReq = {} as any;

            (constants.isAdminId as jest.Mock).mockReturnValue(true);

            await expect(banUser(mockUser, mockAuth, mockReq))
                .rejects
                .toThrowError('Cannot ban admin');
            expect(throwErrorIfNotMod).toBeCalledWith(mockAuth.uid);
            expect(constants.isAdminId).toBeCalledWith(mockUser.userId);
        });
    });
});