import { Component } from '@angular/core';
import {
    ActivatedRoute,
    Router,
} from '@angular/router';

import { ApiService } from 'jslib/abstractions/api.service';
import { AuthService } from 'jslib/abstractions/auth.service';
import { CryptoService } from 'jslib/abstractions/crypto.service';
import { I18nService } from 'jslib/abstractions/i18n.service';
import { PasswordGenerationService } from 'jslib/abstractions/passwordGeneration.service';
import { PlatformUtilsService } from 'jslib/abstractions/platformUtils.service';
import { PolicyService } from 'jslib/abstractions/policy.service';
import { StateService } from 'jslib/abstractions/state.service';

import { RegisterComponent as BaseRegisterComponent } from 'jslib/angular/components/register.component';

import { MasterPasswordPolicyOptions } from 'jslib/models/domain/masterPasswordPolicyOptions';
import { Policy } from 'jslib/models/domain/policy';

import { PolicyData } from 'jslib/models/data/policyData';

@Component({
    selector: 'app-register',
    templateUrl: 'register.component.html',
})
export class RegisterComponent extends BaseRegisterComponent {
    showCreateOrgMessage = false;
    showTerms = true;
    enforcedPolicyOptions: MasterPasswordPolicyOptions;

    private policies: Policy[];

    constructor(authService: AuthService, router: Router,
        i18nService: I18nService, cryptoService: CryptoService,
        apiService: ApiService, private route: ActivatedRoute,
        stateService: StateService, platformUtilsService: PlatformUtilsService,
        passwordGenerationService: PasswordGenerationService, private policyService: PolicyService) {
        super(authService, router, i18nService, cryptoService, apiService, stateService, platformUtilsService,
            passwordGenerationService);
        this.showTerms = !platformUtilsService.isSelfHost();
    }

    getPasswordScoreAlertDisplay() {
        if (this.enforcedPolicyOptions == null) {
            return '';
        }

        let str: string;
        switch (this.enforcedPolicyOptions.minComplexity) {
            case 4:
                str = this.i18nService.t('strong');
            case 3:
                str = this.i18nService.t('good');
            default:
                str = this.i18nService.t('weak');
        }
        return str + ' (' + this.enforcedPolicyOptions.minComplexity + ')';
    }

    async ngOnInit() {
        const queryParamsSub = this.route.queryParams.subscribe((qParams) => {
            if (qParams.email != null && qParams.email.indexOf('@') > -1) {
                this.email = qParams.email;
            }
            if (qParams.premium != null) {
                this.stateService.save('loginRedirect', { route: '/settings/premium' });
            } else if (qParams.org != null) {
                this.showCreateOrgMessage = true;
                this.stateService.save('loginRedirect',
                    { route: '/settings/create-organization', qParams: { plan: qParams.org } });
            }
            if (queryParamsSub != null) {
                queryParamsSub.unsubscribe();
            }
        });
        const invite = await this.stateService.get<any>('orgInvitation');
        if (invite != null) {
            try {
                const policies = await this.apiService.getPoliciesByToken(invite.organizationId, invite.token,
                    invite.email, invite.organizationUserId);
                if (policies.data != null) {
                    const policiesData = policies.data.map((p) => new PolicyData(p));
                    this.policies = policiesData.map((p) => new Policy(p));
                }
            } catch { }
        }

        if (this.policies != null) {
            this.enforcedPolicyOptions = await this.policyService.getMasterPasswordPolicyOptions(this.policies);
        }
    }

    async submit() {
        if (this.enforcedPolicyOptions != null &&
            !this.policyService.evaluateMasterPassword(this.masterPasswordScore, this.masterPassword,
                this.enforcedPolicyOptions)) {
            this.platformUtilsService.showToast('error', this.i18nService.t('errorOccurred'),
                this.i18nService.t('masterPasswordPolicyRequirementsNotMet'));
            return;
        }

        await super.submit();
    }
}