import BaseController from 'common/base.controller'
import { permission, router } from 'decorators/router'
import { Article } from 'models/content/Article'
import { ZError } from '../../common/ZError'

export class ArticleController extends BaseController {

  @permission('article:read')
  @router('post /articles')
  async query(req: any) {
    let { start, limit } = req.params
    start = +start || 0
    limit = +limit || 10
    let { opt, sort } = Article.parseQueryParam(req.params)
    let articles = await Article.find(opt)
      .sort(sort)
      .skip(start)
      .limit(limit)
    let count = await Article.count(opt)
    let records = []
    for (let record of articles) {
      records.push(record.toJson())
    }
    return {
      total: count,
      start,
      limit,
      records
    }
  }

  @permission('article:read')
  @router('get /article/:id')
  async detail(req: any) {
    let { id } = req.params
    const record = await Article.findById(id)
    if (!record) {
      throw new ZError(11, 'article not found')
    }
    return record.toJson()
  }

  @permission('article:edit')
  @router('post /article/save')
  async save(req: any) {
    let { _id } = req.params
    let user = req.user
    let record
    if (!_id) {
      record = new Article(req.params)
      record.createdBy = user.id
    } else {
      record = await Article.findById(_id)
      record.updateFromReq(req.params)
    }
    await record.save()
    return {}
  }

  @permission('article:delete')
  @router('post /article/:aid/delete')
  async delete(req: any) {
    let { id } = req.params
    if (!id) {
      throw new ZError(11, 'params mismatch')
    }
    await Article.findByIdAndUpdate(id, {
      $set: {
        deleted: true,
        deleteTime: new Date()
      }
    })
    return {}
  }

}