import { Component, EventEmitter, Injector, Output, ViewChild } from '@angular/core';
import { AppConsts } from '@shared/AppConsts';
import { AppComponentBase } from '@shared/common/app-component-base';
import { CreateOrUpdateUserInput, OrganizationUnitDto, PasswordComplexitySetting, ProfileServiceProxy, UserEditDto, UserRoleDto, UserServiceProxy, SubsystemUserDto } from '@shared/service-proxies/service-proxies';
import { ModalDirective } from 'ngx-bootstrap';
import * as _ from 'lodash';
import { finalize } from 'rxjs/operators';
import { CreateOrEditSubsystemUserModalComponent } from './create-or-edit-SubsystemUser-modal.component';

@Component({
    selector: 'createOrEditUserModal',
    templateUrl: './create-or-edit-user-modal.component.html',
    styles: [`.user-edit-dialog-profile-image {
             margin-bottom: 20px;
        }`
    ]
})
export class CreateOrEditUserModalComponent extends AppComponentBase {

    @ViewChild('createOrEditModal') modal: ModalDirective;
    @ViewChild('createOrEditSubsystemUserModal') createOrEditSubsystemUserModal: CreateOrEditSubsystemUserModalComponent;

    @Output() modalSave: EventEmitter<any> = new EventEmitter<any>();

    active = false;
    saving = false;
    canChangeUserName = true;
    isTwoFactorEnabled: boolean = this.setting.getBoolean('Abp.Zero.UserManagement.TwoFactorLogin.IsEnabled');
    isLockoutEnabled: boolean = this.setting.getBoolean('Abp.Zero.UserManagement.UserLockOut.IsEnabled');
    passwordComplexitySetting: PasswordComplexitySetting = new PasswordComplexitySetting();

    user: UserEditDto = new UserEditDto();
    roles: UserRoleDto[];
    sendActivationEmail = false;
    setRandomPassword = false;
    passwordComplexityInfo = '';
    profilePicture: string;
    subSystemUser: SubsystemUserDto[] = [];

    allOrganizationUnits: OrganizationUnitDto[];
    memberedOrganizationUnits: string[];

    constructor(
        injector: Injector,
        private _userService: UserServiceProxy,
        private _profileService: ProfileServiceProxy
    ) {
        super(injector);
    }

    show(userId?: number): void {
        this.subSystemUser = [];
        if (!userId) {
            this.active = true;
            this.setRandomPassword = true;
            this.sendActivationEmail = true;
        }
        this._userService.getUserForEdit(userId).subscribe(userResult => {
            this.user = userResult.user;
            this.roles = userResult.roles;
            this.canChangeUserName = this.user.userName !== AppConsts.userManagement.defaultAdminUserName;
            if (userResult.listGetSubsystemUser) {
                this.subSystemUser = userResult.listGetSubsystemUser;
            }
            this.allOrganizationUnits = userResult.allOrganizationUnits;
            this.memberedOrganizationUnits = userResult.memberedOrganizationUnits;

            this.getProfilePicture(userResult.profilePictureId);

            if (userId) {
                this.active = true;

                setTimeout(() => {
                    this.setRandomPassword = false;
                }, 0);

                this.sendActivationEmail = false;
            } else {
                this.user.userName = '';
                this.user.password = '';
            }

            this._profileService.getPasswordComplexitySetting().subscribe(passwordComplexityResult => {
                this.passwordComplexitySetting = passwordComplexityResult.setting;
                this.setPasswordComplexityInfo();
                this.modal.show();
            });
        });
    }

    AddSubsystemUser(): void {
        this.createOrEditSubsystemUserModal.show(null);
    }

    UpdateSubsystemUser(index: number): void {
        this.createOrEditSubsystemUserModal.show(this.subSystemUser[index]);
    }

    subsystemUserAdd(subSystem: SubsystemUserDto): void {
        if (subSystem) {
            for (let i = 0; i < this.subSystemUser.length; i++) {
                if ((subSystem.id && this.subSystemUser[i].id === subSystem.id) || this.subSystemUser[i].subAppId === subSystem.subAppId) {
                    this.subSystemUser.splice(i, 1);
                }
            }
            this.subSystemUser.push(subSystem);
        }
    }

    DeleteSubsystemUser(index: number): void {
        this.message.confirm(
            '',
            (isConfirmed) => {
                if (isConfirmed) {
                    this.subSystemUser.splice(index, 1);
                    this.notify.success(this.l('SuccessfullyDeleted'));
                }
            }
        );
    }

    setPasswordComplexityInfo(): void {

        this.passwordComplexityInfo = '<ul>';

        if (this.passwordComplexitySetting.requireDigit) {
            this.passwordComplexityInfo += '<li>' + this.l('PasswordComplexity_RequireDigit_Hint') + '</li>';
        }

        if (this.passwordComplexitySetting.requireLowercase) {
            this.passwordComplexityInfo += '<li>' + this.l('PasswordComplexity_RequireLowercase_Hint') + '</li>';
        }

        if (this.passwordComplexitySetting.requireUppercase) {
            this.passwordComplexityInfo += '<li>' + this.l('PasswordComplexity_RequireUppercase_Hint') + '</li>';
        }

        if (this.passwordComplexitySetting.requireNonAlphanumeric) {
            this.passwordComplexityInfo += '<li>' + this.l('PasswordComplexity_RequireNonAlphanumeric_Hint') + '</li>';
        }

        if (this.passwordComplexitySetting.requiredLength) {
            this.passwordComplexityInfo += '<li>' + this.l('PasswordComplexity_RequiredLength_Hint', this.passwordComplexitySetting.requiredLength) + '</li>';
        }

        this.passwordComplexityInfo += '</ul>';
    }

    getProfilePicture(profilePictureId: string): void {
        if (!profilePictureId) {
            this.profilePicture = this.appRootUrl() + 'assets/common/images/default-profile-picture.png';
        } else {
            this._profileService.getProfilePictureById(profilePictureId).subscribe(result => {

                if (result && result.profilePicture) {
                    this.profilePicture = 'data:image/jpeg;base64,' + result.profilePicture;
                } else {
                    this.profilePicture = this.appRootUrl() + 'assets/common/images/default-profile-picture.png';
                }
            });
        }
    }

    onShown(): void {
        document.getElementById('UserName').focus();
    }

    save(): void {
        let input = new CreateOrUpdateUserInput();
        this.user.isTwoFactorEnabled = false;
        this.user.surname = this.user.name;
        input.user = this.user;
        input.listSubsystemUser = this.subSystemUser;
        input.setRandomPassword = false;
        input.sendActivationEmail = false;
        input.assignedRoleNames =
            _.map(
                _.filter(this.roles, { isAssigned: true }), role => role.roleName
            );

        this.saving = true;
        this._userService.createOrUpdateUser(input)
            .pipe(finalize(() => { this.saving = false; }))
            .subscribe(() => {
                this.notify.info(this.l('SavedSuccessfully'));
                this.close();
                this.modalSave.emit(null);
            });
    }

    close(): void {
        this.subSystemUser = null;
        this.active = false;
        this.modal.hide();
    }

    getAssignedRoleCount(): number {
        return _.filter(this.roles, { isAssigned: true }).length;
    }
}