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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,111 @@ | ||
| // Copyright 2014 The StudyGolang Authors. All rights reserved. | ||
| // Use of this source code is governed by a BSD-style | ||
| // license that can be found in the LICENSE file. | ||
| // http://studygolang.com | ||
| // Author：polaris studygolang@gmail.com | ||
|
|
||
| package model | ||
|
|
||
| import ( | ||
| "logger" | ||
| "util" | ||
| ) | ||
|
|
||
| const ( | ||
| FLAG_CANCEL = iota | ||
| FLAG_LIKE // 喜欢 | ||
| FLAG_UNLIKE // 不喜欢（暂时不支持） | ||
| ) | ||
|
|
||
| // 评论信息（通用） | ||
| type Like struct { | ||
| Uid int `json:"uid"` | ||
| Objid int `json:"objid"` | ||
| Objtype int `json:"objtype"` | ||
| Flag int `json:"flag"` | ||
| Ctime string `json:"ctime"` | ||
|
|
||
| // 数据库访问对象 | ||
| *Dao | ||
| } | ||
|
|
||
| func NewLike() *Like { | ||
| return &Like{ | ||
| Dao: &Dao{tablename: "Likes"}, | ||
| } | ||
| } | ||
|
|
||
| func (this *Like) Insert() (int64, error) { | ||
| this.prepareInsertData() | ||
| result, err := this.Dao.Insert() | ||
| if err != nil { | ||
| return 0, err | ||
| } | ||
| return result.RowsAffected() | ||
| } | ||
|
|
||
| func (this *Like) Find(selectCol ...string) error { | ||
| return this.Dao.Find(this.colFieldMap(), selectCol...) | ||
| } | ||
|
|
||
| func (this *Like) FindAll(selectCol ...string) ([]*Like, error) { | ||
| if len(selectCol) == 0 { | ||
| selectCol = util.MapKeys(this.colFieldMap()) | ||
| } | ||
| rows, err := this.Dao.FindAll(selectCol...) | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
| // TODO: | ||
| likeList := make([]*Like, 0, 10) | ||
| colNum := len(selectCol) | ||
| for rows.Next() { | ||
| like := NewLike() | ||
| err = this.Scan(rows, colNum, like.colFieldMap(), selectCol...) | ||
| if err != nil { | ||
| logger.Errorln("Like FindAll Scan Error:", err) | ||
| continue | ||
| } | ||
| likeList = append(likeList, like) | ||
| } | ||
| return likeList, nil | ||
| } | ||
|
|
||
| // 为了支持连写 | ||
| func (this *Like) Where(condition string, args ...interface{}) *Like { | ||
| this.Dao.Where(condition, args...) | ||
| return this | ||
| } | ||
|
|
||
| // 为了支持连写 | ||
| func (this *Like) Set(clause string, args ...interface{}) *Like { | ||
| this.Dao.Set(clause, args...) | ||
| return this | ||
| } | ||
|
|
||
| // 为了支持连写 | ||
| func (this *Like) Limit(limit string) *Like { | ||
| this.Dao.Limit(limit) | ||
| return this | ||
| } | ||
|
|
||
| // 为了支持连写 | ||
| func (this *Like) Order(order string) *Like { | ||
| this.Dao.Order(order) | ||
| return this | ||
| } | ||
|
|
||
| func (this *Like) prepareInsertData() { | ||
| this.columns = []string{"objid", "objtype", "uid", "flag"} | ||
| this.colValues = []interface{}{this.Objid, this.Objtype, this.Uid, this.Flag} | ||
| } | ||
|
|
||
| func (this *Like) colFieldMap() map[string]interface{} { | ||
| return map[string]interface{}{ | ||
| "uid": &this.Uid, | ||
| "objid": &this.Objid, | ||
| "objtype": &this.Objtype, | ||
| "flag": &this.Flag, | ||
| "ctime": &this.Ctime, | ||
| } | ||
| } |
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