func ServeCreateTopic(c gox.Context) {
t := &Topic{}
d := c.Request().Data
d.AssignTo(t, "param")
t.UserID = c.UserID()
if len(t.Content) == 0 {
c.SendMsg(gox.BadRequest, "missing content")
return
}
if t.ChannelID > 0 {
channel, _ := _db.GetChannel(t.ChannelID)
if channel == nil {
c.SendMsg(gox.NotFound, "channel not found")
return
}
}
err := _db.InsertTopic(t)
if err != nil {
c.SendCode(gox.ServerError)
} else {
_cache.SetTopic(t)
c.SendData(gox.M{"topic": t})
}
}
func ServeGetUserTopics(c gox.Context) {
d := c.Request().Data
userID := d.DGetID("user_id", c.UserID())
sinceID := d.GetID("since_id")
size := d.DGetInt("size", DefaultPageSize)
switch {
case sinceID < 0:
c.SendMsg(gox.BadRequest, "invalid since_id")
case size < 0:
c.SendMsg(gox.BadRequest, "invalid size")
case userID <= 0:
c.SendMsg(gox.BadRequest, "missing user_id")
default:
topics, err := _db.GetUserTopics(userID, sinceID, size, 0)
if err != nil {
c.SendCode(gox.ServerError)
} else {
var u *accounts.User
for _, t := range topics {
prepareTopic(t)
if u == nil {
u = t.User
}
t.User = nil
}
c.SendData(gox.M{"topics": topics, "user": u})
}
}
}
func ServeCreateTopicComment(c gox.Context) {
d := c.Request().Data
cmt := &Comment{}
d.AssignTo(cmt, "param")
cmt.UserID = c.UserID()
cmt.ItemID = d.GetID("topic_id")
cmt.ItemType = ItemTypeTopic
if cmt.ItemID == 0 && cmt.ToCommentID == 0 {
c.SendMsg(gox.BadRequest, "missing item_id or to_comment_id")
return
}
if len(cmt.Content) == 0 {
c.SendMsg(gox.BadRequest, "missing content")
return
}
if cmt.ToCommentID > 0 {
cmt.ToComment, _ = GetComment(cmt.ToCommentID)
if cmt.ToComment == nil || cmt.ItemType != cmt.ToComment.ItemType {
c.SendCode(gox.NotFound)
return
}
cmt.ItemID = cmt.ToComment.ItemID
}
t, _ := GetTopic(cmt.ItemID)
if t == nil {
c.SendMsg(gox.NotFound, "topic not found")
return
}
err := _db.InsertComment(cmt)
if err != nil {
c.SendCode(gox.ServerError)
return
}
prepareComment(cmt, 1)
t.CommentsCount++
_cache.SetTopic(t)
_cache.SetComment(cmt)
if _callbacks.DidRecvComment != nil {
_callbacks.DidRecvComment(cmt)
}
c.SendData(gox.M{"comment": cmt})
}
func ServeGetCommentedTopics(c gox.Context) {
d := c.Request().Data
page := d.GetInt("page")
size := d.DGetInt("size", DefaultPageSize)
if page < 0 || size < 0 {
c.SendCode(gox.BadRequest)
return
}
topics, err := _db.GetCommentedTopics(c.UserID(), page, size)
if err != nil {
c.SendCode(gox.ServerError)
} else {
sendTopics(c, topics)
}
}
func changeTopicAction(c gox.Context, action int, add bool) {
id := c.Request().Data.GetID("topic_id")
if id == 0 {
c.SendCode(gox.BadRequest)
return
}
t, _ := GetTopic(id)
if t == nil {
c.SendCode(gox.NotFound)
return
}
var err error
if add {
err = _db.AddTopicAction(c.UserID(), id, action)
} else {
err = _db.DelTopicAction(c.UserID(), id, action)
}
if err != nil {
c.SendCode(gox.ServerError)
return
}
if add {
switch action {
case gox.ActionLike:
t.LikesCount++
case gox.ActionFavorite:
t.FavoritesCount++
default:
break
}
if _callbacks.DidRecvTopicAction != nil {
_callbacks.DidRecvTopicAction(c.UserID(), t, action)
}
} else {
switch action {
case gox.ActionLike:
t.LikesCount--
if t.LikesCount < 0 {
t.LikesCount = 0
}
case gox.ActionFavorite:
t.FavoritesCount--
if t.FavoritesCount < 0 {
t.FavoritesCount = 0
}
default:
break
}
}
_cache.SetTopic(t)
c.SendData(gox.M{"topic": t})
}