import type { AppInfo, LibInfo } from "akanjs";

export default function getContent(scanInfo: AppInfo | LibInfo | null, dict: { appName: string }) {
  return `import { dayjs } from "akanjs/base";
import type { DataInputOf } from "akanjs/document";
import { serve } from "akanjs/service";
import * as db from "../db";

// ===== task.service.ts =====
// Convention: <module>.service.ts — business logic orchestration for a database module.
// Extends serve(db.<module>, depsCallback) from akanjs/service — binds to the DB model, receives DI deps.
// Auto-generated by akan sync (do not write manually):
//   getTask(id), createTask(data), updateTask(id, data), removeTask(id),
//   listByStatus(status), searchDocs(text), and all filter+query methods from document.ts.
// Manual below: lifecycle hooks, custom business logic methods.
// Registered by akan sync into srv.ts barrel.

export class TaskService extends serve(db.task, () => ({})) {
  // Lifecycle hook: runs before every document creation.
  // Auto-injects the initial workHistory entry for the scalar embedding pattern.
  override _preCreate(data: DataInputOf<db.TaskInput, db.Task>): DataInputOf<db.TaskInput, db.Task> {
    return {
      ...data,
      workHistory: [{ action: "created", at: dayjs(), note: "" }],
    };
  }

  async startTask(taskId: string) {
    const task = await this.getTask(taskId);
    return task.start().save();
  }

  async completeTask(taskId: string) {
    const task = await this.getTask(taskId);
    return task.complete().save();
  }
}

// ---- Expandable additional fields: ----
// export class TaskService extends serve(db.task, ({ service, use, signal, plug, env, memory }) => ({
//   notiService: service<srv.NotiService>(),
// })) {
`;
}