paopao-ce/internal/dao/post_index.go

package dao

import (
	"github.com/rocboss/paopao-ce/internal/core"
	"github.com/rocboss/paopao-ce/internal/model"
	"github.com/sirupsen/logrus"
)

func (d *dataServant) IndexPosts(userId int64, offset int, limit int) ([]*model.PostFormated, error) {
	if d.useCacheIndex {
		if posts, err := d.cacheIndex.IndexPosts(userId, offset, limit); err == nil {
			logrus.Debugf("get index posts from cached by userId: %d", userId)
			return posts, nil
		}
	}
	logrus.Debugf("get index posts from database but useCacheIndex: %t", d.useCacheIndex)
	return d.getIndexPosts(userId, offset, limit)
}

// getIndexPosts _userId保留未来使用
// TODO: 未来可能根据userId查询广场推文列表，简单做到不同用户的主页都是不同的；
func (d *dataServant) getIndexPosts(_userId int64, offset int, limit int) ([]*model.PostFormated, error) {
	posts, err := (&model.Post{}).List(d.engine, &model.ConditionsT{
		"visibility IN ?": []model.PostVisibleT{model.PostVisitPublic, model.PostVisitFriend},
		"ORDER":           "is_top DESC, latest_replied_on DESC",
	}, offset, limit)
	if err != nil {
		logrus.Debugf("getIndexPosts err: %v", err)
		return nil, err
	}
	return d.MergePosts(posts)
}

func (d *dataServant) indexActive(act core.IndexActionT) {
	if d.useCacheIndex {
		d.cacheIndex.SendAction(act)
	}
}