import type { GiteaClient } from './gitea.classes.giteaclient.js';
import type { IGiteaRepository, IGiteaSecret, IListOptions, IActionRunListOptions } from './gitea.interfaces.js';
import { GiteaBranch } from './gitea.classes.branch.js';
import { GiteaTag } from './gitea.classes.tag.js';
import { GiteaSecret } from './gitea.classes.secret.js';
import { GiteaActionRun } from './gitea.classes.actionrun.js';
import { autoPaginate } from './gitea.helpers.js';

export class GiteaRepository {
  // Raw data
  public readonly id: number;
  public readonly name: string;
  public readonly fullName: string;
  public readonly description: string;
  public readonly defaultBranch: string;
  public readonly htmlUrl: string;
  public readonly isPrivate: boolean;
  public readonly topics: string[];
  public readonly updatedAt: string;
  public readonly ownerId: number;
  public readonly ownerLogin: string;
  public readonly ownerAvatarUrl: string;

  /** @internal */
  constructor(
    private client: GiteaClient,
    raw: IGiteaRepository,
  ) {
    this.id = raw.id;
    this.name = raw.name || '';
    this.fullName = raw.full_name || '';
    this.description = raw.description || '';
    this.defaultBranch = raw.default_branch || 'main';
    this.htmlUrl = raw.html_url || '';
    this.isPrivate = raw.private ?? true;
    this.topics = raw.topics || [];
    this.updatedAt = raw.updated_at || '';
    this.ownerId = raw.owner?.id || 0;
    this.ownerLogin = raw.owner?.login || '';
    this.ownerAvatarUrl = raw.owner?.avatar_url || '';
  }

  // ---------------------------------------------------------------------------
  // Branches & Tags
  // ---------------------------------------------------------------------------

  async getBranches(opts?: IListOptions): Promise<GiteaBranch[]> {
    return autoPaginate(
      (page, perPage) => this.client.requestGetRepoBranches(this.fullName, { ...opts, page, perPage }),
      opts,
    ).then(branches => branches.map(b => new GiteaBranch(b)));
  }

  async getTags(opts?: IListOptions): Promise<GiteaTag[]> {
    return autoPaginate(
      (page, perPage) => this.client.requestGetRepoTags(this.fullName, { ...opts, page, perPage }),
      opts,
    ).then(tags => tags.map(t => new GiteaTag(t)));
  }

  // ---------------------------------------------------------------------------
  // Secrets
  // ---------------------------------------------------------------------------

  async getSecrets(): Promise<GiteaSecret[]> {
    const secrets = await this.client.requestGetRepoSecrets(this.fullName);
    return secrets.map(s => new GiteaSecret(s));
  }

  async setSecret(key: string, value: string): Promise<void> {
    await this.client.requestSetRepoSecret(this.fullName, key, value);
  }

  async deleteSecret(key: string): Promise<void> {
    await this.client.requestDeleteRepoSecret(this.fullName, key);
  }

  // ---------------------------------------------------------------------------
  // Action Runs
  // ---------------------------------------------------------------------------

  async getActionRuns(opts?: IActionRunListOptions): Promise<GiteaActionRun[]> {
    return autoPaginate(
      (page, perPage) => this.client.requestGetActionRuns(this.fullName, { ...opts, page, perPage }),
      opts,
    ).then(runs => runs.map(r => new GiteaActionRun(this.client, this.fullName, r)));
  }

  // ---------------------------------------------------------------------------
  // Mutation
  // ---------------------------------------------------------------------------

  /**
   * Update repository properties.
   */
  async update(data: {
    name?: string;
    description?: string;
    defaultBranch?: string;
    private?: boolean;
    archived?: boolean;
  }): Promise<void> {
    await this.client.requestPatchRepo(this.fullName, {
      name: data.name,
      description: data.description,
      default_branch: data.defaultBranch,
      private: data.private,
      archived: data.archived,
    });
  }

  /**
   * Set topics for this repository (replaces all existing topics).
   */
  async setTopics(topics: string[]): Promise<void> {
    await this.client.requestSetRepoTopics(this.fullName, topics);
  }

  /**
   * Upload an avatar image for this repository.
   * @param imageBase64 - Base64-encoded image data
   */
  async setAvatar(imageBase64: string): Promise<void> {
    await this.client.requestPostRepoAvatar(this.fullName, imageBase64);
  }

  /**
   * Remove the repository's avatar.
   */
  async deleteAvatar(): Promise<void> {
    await this.client.requestDeleteRepoAvatar(this.fullName);
  }

  /**
   * Transfer this repository to a different owner (org or user).
   */
  async transfer(newOwner: string, teamIds?: number[]): Promise<void> {
    await this.client.requestTransferRepo(this.fullName, newOwner, teamIds);
  }

  /**
   * Delete this repository.
   */
  async delete(): Promise<void> {
    const [owner, repo] = this.fullName.split('/');
    await this.client.requestDeleteRepo(owner, repo);
  }

  // ---------------------------------------------------------------------------
  // Serialization
  // ---------------------------------------------------------------------------

  toJSON(): IGiteaRepository {
    return {
      id: this.id,
      name: this.name,
      full_name: this.fullName,
      description: this.description,
      default_branch: this.defaultBranch,
      html_url: this.htmlUrl,
      private: this.isPrivate,
      topics: this.topics,
      updated_at: this.updatedAt,
      owner: {
        id: this.ownerId,
        login: this.ownerLogin,
        avatar_url: this.ownerAvatarUrl,
      },
    };
  }
}