'use strict';
const Controller = require('egg').Controller;
const { CrudController } = require('naf-framework-mongoose-free/lib/controller');
const assert = require('assert');
const _ = require('lodash');

//
class UtilController extends Controller {
  constructor(ctx) {
    super(ctx);
    this.service = this.ctx.service.util;
  }
  async getConfig() {
    if (process.env.NODE_ENV !== 'development') {
      this.ctx.fail(-1, '无法在非开发环境使用该接口');
      return;
    }
    let { index, model } = this.ctx.query;
    assert(model, '缺少model');
    index = _.upperFirst(_.camelCase(index));
    model = _.upperFirst(_.camelCase(model));
    try {
      const mr = this.ctx.model[index][model];
      assert(mr, '未找到model信息');
      const sch = mr.schema.obj;
      const cols = Object.keys(sch);
      const q = { 'meta.createdAt@start': 'meta.createdAt@start', 'meta.createdAt@end': 'meta.createdAt@end' };
      for (const k in cols) {
        q[`${cols[k]}`] = cols[k];
      }

      const obj = {
        create: { requestBody: cols },
        destroy: {
          params: [ '!id' ],
          service: 'delete',
        },
        update: {
          params: [ '!id' ],
          requestBody: cols,
        },
        show: {
          parameters: {
            params: [ '!id' ],
          },
          service: 'fetch',
        },
        index: {
          parameters: {
            query: q,
          },
          service: 'query',
          options: {
            query: [ 'skip', 'limit' ],
            sort: [ 'meta.createdAt' ],
            desc: true,
            count: true,
          },
        },
      };
      // this.ctx.ok({ data: JSON.parse(JSON.stringify(obj), 1) });
      this.ctx.body = `module.exports = ${JSON.stringify(obj, null, 2)}`;
    } catch (error) {
      this.ctx.fail(-1, '获取config失败');
    }
  }
}
module.exports = CrudController(UtilController, {});