import { Component, OnInit } from "@angular/core";

import { ModalService } from "@bitwarden/angular/services/modal.service";
import { CipherService } from "@bitwarden/common/abstractions/cipher.service";
import { MessagingService } from "@bitwarden/common/abstractions/messaging.service";
import { PasswordRepromptService } from "@bitwarden/common/abstractions/passwordReprompt.service";
import { StateService } from "@bitwarden/common/abstractions/state.service";
import { CipherType } from "@bitwarden/common/enums/cipherType";
import { CipherView } from "@bitwarden/common/models/view/cipherView";

import { CipherReportComponent } from "./cipher-report.component";

@Component({
  selector: "app-reused-passwords-report",
  templateUrl: "reused-passwords-report.component.html",
})
export class ReusedPasswordsReportComponent extends CipherReportComponent implements OnInit {
  passwordUseMap: Map<string, number>;

  constructor(
    protected cipherService: CipherService,
    modalService: ModalService,
    messagingService: MessagingService,
    stateService: StateService,
    passwordRepromptService: PasswordRepromptService
  ) {
    super(modalService, messagingService, true, stateService, passwordRepromptService);
  }

  async ngOnInit() {
    if (await this.checkAccess()) {
      await super.load();
    }
  }

  async setCiphers() {
    const allCiphers = await this.getAllCiphers();
    const ciphersWithPasswords: CipherView[] = [];
    this.passwordUseMap = new Map<string, number>();
    allCiphers.forEach((c) => {
      if (
        c.type !== CipherType.Login ||
        c.login.password == null ||
        c.login.password === "" ||
        c.isDeleted
      ) {
        return;
      }
      ciphersWithPasswords.push(c);
      if (this.passwordUseMap.has(c.login.password)) {
        this.passwordUseMap.set(c.login.password, this.passwordUseMap.get(c.login.password) + 1);
      } else {
        this.passwordUseMap.set(c.login.password, 1);
      }
    });
    const reusedPasswordCiphers = ciphersWithPasswords.filter(
      (c) =>
        this.passwordUseMap.has(c.login.password) && this.passwordUseMap.get(c.login.password) > 1
    );
    this.ciphers = reusedPasswordCiphers;
  }

  protected getAllCiphers(): Promise<CipherView[]> {
    return this.cipherService.getAllDecrypted();
  }

  protected canManageCipher(c: CipherView): boolean {
    // this will only ever be false from an organization view
    return true;
  }
}