/**
 * ApiToken model for Stack.Gallery Registry
 */

import * as plugins from '../plugins.ts';
import type { IApiToken, ITokenScope, TRegistryProtocol } from '../interfaces/auth.interfaces.ts';
import { db } from './db.ts';

@plugins.smartdata.Collection(() => db)
export class ApiToken extends plugins.smartdata.SmartDataDbDoc<ApiToken, ApiToken> implements IApiToken {
  @plugins.smartdata.unI()
  public id: string = '';

  @plugins.smartdata.svDb()
  @plugins.smartdata.index()
  public userId: string = '';

  @plugins.smartdata.svDb()
  public name: string = '';

  @plugins.smartdata.svDb()
  @plugins.smartdata.index({ unique: true })
  public tokenHash: string = '';

  @plugins.smartdata.svDb()
  public tokenPrefix: string = '';

  @plugins.smartdata.svDb()
  public protocols: TRegistryProtocol[] = [];

  @plugins.smartdata.svDb()
  public scopes: ITokenScope[] = [];

  @plugins.smartdata.svDb()
  @plugins.smartdata.index()
  public expiresAt?: Date;

  @plugins.smartdata.svDb()
  public lastUsedAt?: Date;

  @plugins.smartdata.svDb()
  public lastUsedIp?: string;

  @plugins.smartdata.svDb()
  public usageCount: number = 0;

  @plugins.smartdata.svDb()
  @plugins.smartdata.index()
  public isRevoked: boolean = false;

  @plugins.smartdata.svDb()
  public revokedAt?: Date;

  @plugins.smartdata.svDb()
  public revokedReason?: string;

  @plugins.smartdata.svDb()
  @plugins.smartdata.index()
  public createdAt: Date = new Date();

  @plugins.smartdata.svDb()
  public createdIp?: string;

  /**
   * Find token by hash
   */
  public static async findByHash(tokenHash: string): Promise<ApiToken | null> {
    return await ApiToken.getInstance({
      tokenHash,
      isRevoked: false,
    });
  }

  /**
   * Find token by prefix (for listing)
   */
  public static async findByPrefix(tokenPrefix: string): Promise<ApiToken | null> {
    return await ApiToken.getInstance({
      tokenPrefix,
    });
  }

  /**
   * Get all tokens for a user
   */
  public static async getUserTokens(userId: string): Promise<ApiToken[]> {
    return await ApiToken.getInstances({
      userId,
      isRevoked: false,
    });
  }

  /**
   * Check if token is valid (not expired, not revoked)
   */
  public isValid(): boolean {
    if (this.isRevoked) return false;
    if (this.expiresAt && this.expiresAt < new Date()) return false;
    return true;
  }

  /**
   * Record token usage
   */
  public async recordUsage(ip?: string): Promise<void> {
    this.lastUsedAt = new Date();
    this.lastUsedIp = ip;
    this.usageCount += 1;
    await this.save();
  }

  /**
   * Revoke token
   */
  public async revoke(reason?: string): Promise<void> {
    this.isRevoked = true;
    this.revokedAt = new Date();
    this.revokedReason = reason;
    await this.save();
  }

  /**
   * Check if token has permission for protocol
   */
  public hasProtocol(protocol: TRegistryProtocol): boolean {
    return this.protocols.includes(protocol) || this.protocols.includes('*' as TRegistryProtocol);
  }

  /**
   * Check if token has permission for action on resource
   */
  public hasScope(
    protocol: TRegistryProtocol,
    organizationId?: string,
    repositoryId?: string,
    action?: string
  ): boolean {
    for (const scope of this.scopes) {
      // Check protocol
      if (scope.protocol !== '*' && scope.protocol !== protocol) continue;

      // Check organization
      if (scope.organizationId && scope.organizationId !== organizationId) continue;

      // Check repository
      if (scope.repositoryId && scope.repositoryId !== repositoryId) continue;

      // Check action
      if (action && !scope.actions.includes('*') && !scope.actions.includes(action as never)) continue;

      return true;
    }
    return false;
  }

  /**
   * Lifecycle hook
   */
  public async beforeSave(): Promise<void> {
    if (!this.id) {
      this.id = await ApiToken.getNewId();
    }
  }
}