import { Injectable, OnModuleInit } from '@nestjs/common';
import { PermissionsService } from '../Permissions/PermissionsService';
import { RolesService } from '../Roles/RolesService';
import { UsersService } from '../Users/UsersService';
import { RBAC_DEFAULT_PERMISSIONS, RBAC_DEFAULT_ROLES } from './Defaults';
import { RoleCreate } from '@tco.ai/models/dist/RBAC/RoleCreate';
import { UserStatus } from '@tco.ai/models/dist/RBAC/UserStatus';

@Injectable()
export class StartupService implements OnModuleInit {

    public constructor(private readonly usersService: UsersService,
                       private readonly rolesService: RolesService,
                       private readonly permissionsService: PermissionsService) {

    }

    public async onModuleInit() {

        await this.usersService.register({

            email: 'test@test.com',
            password: 'Agby5kma0130'

        }, UserStatus.ACTIVE).catch(async (e) => {

            // user already exists
            // await this.usersService.deleteById((await this.usersService.getByEmail('test@test.com')).id);
            //
            // await this.usersService.register({
            //
            //     email: 'test@test.com',
            //     password: 'asdfasdf'
            //
            // });
            // console.log(e);

        });

        const principal = await this.usersService.getByEmail('test@test.com');

        await this.rolesService.deleteByOrganizationAndName(principal.organization, 'rbac.admin');

        const role = await this.rolesService.create(principal, RBAC_DEFAULT_ROLES[ 0 ]);

        for (let permissionCreate of RBAC_DEFAULT_PERMISSIONS) {

            permissionCreate.roles = [ role ];

            await this.permissionsService.create(principal.organization, permissionCreate).then(() => {

                console.log(`Created permission "${ permissionCreate.name }..`);

            }).catch(() => {

                console.log(`Permission already exists "${ permissionCreate.name }..`);

            });

            await this.rolesService.addPermission(principal, role.id, (await this.permissionsService.getByOrganizationAndName(principal.organization, permissionCreate.name)).id);

        }

        console.log(`Assigning role "rbac.admin" to user "${ principal.email }`);

        await this.rolesService.unassignFromUser(principal, (await this.rolesService.getByOrganizationAndName(principal.organization, 'rbac.admin')).id, principal.id);
        await this.rolesService.assignToUser(principal, (await this.rolesService.getByOrganizationAndName(principal.organization, 'rbac.admin')).id, principal.id);

        await this.createConfigBasedPermissions();

        // for (let i = 0; i < this.config.roles.length; i++) {
        //
        //     await this.createByRole(this.config.roles[ i ]);
        //
        // }

    }


    private async createByRole(roleCreate: RoleCreate): Promise<void> {

        const principal = await this.usersService.getByEmail('test@test.com');

        console.log(principal);

        await this.rolesService.deleteByOrganizationAndName(principal.organization, roleCreate.name);

        const role = await this.rolesService.create(principal, roleCreate);

        for (let permissionCreate of roleCreate.permissions) {

            permissionCreate.roles = [ role ];

            await this.permissionsService.create(principal.organization, permissionCreate).then(() => {

                console.log(`Created permission "${ permissionCreate.name }..`);

            }).catch(() => {

                console.log(`Permission already exists "${ permissionCreate.name }..`);

            });

            await this.rolesService.addPermission(principal, role.id, (await this.permissionsService.getByOrganizationAndName(principal.organization, permissionCreate.name)).id);

        }

        console.log(`Assigning role "rbac.admin" to user "${ principal.email }`);

        await this.rolesService.unassignFromUser(principal, (await this.rolesService.getByOrganizationAndName(principal.organization, roleCreate.name)).id, principal.id);
        await this.rolesService.assignToUser(principal, (await this.rolesService.getByOrganizationAndName(principal.organization, roleCreate.name)).id, principal.id);

    }

    private async createConfigBasedPermissions(): Promise<void> {

//             const principal = await this.usersService.getByEmail('test@test.com');
//
//             for (let roleCreate of this.config.roles) {
//
//                 await this.rolesService.deleteByOrganizationAndName(principal.organization, roleCreate.name);
//
//                 const role = await this.rolesService.create(principal, roleCreate);
//
//                 for (let permissionCreate of roleCreate.permissions) {
//
//                     await this.permissionsService.create(principal.organization, permissionCreate).then(() => {
//
//                         console.log(`Created permission "${ permissionCreate.name }..`);
//
//                     }).catch(() => {
//
//                         console.log(`Permission already exists "${ permissionCreate.name }..`);
//
//                     });
//
//                     await this.rolesService.addPermission(principal, role.id, (await this.permissionsService.getByOrganizationAndName(principal.organization, permissionCreate.name)).id);
//
//                 }
//
//             }
//
//         return null;

    }

}