func (c *APIItemController) ConvertItems(items []models.Item) ([]responses.ItemResponse, error) {
itemFacade := facades.NewItemFacade(c.GetContext())
// Get only item ids
itemIDs := make([]uint64, len(items))
itemUserIDs := make([]uint64, len(items))
for i, item := range items {
itemIDs[i] = item.ID
itemUserIDs[i] = item.UserID
}
itemImpressionMap, err := itemFacade.FindItemImpressionMap(itemIDs)
if err != nil {
return nil, err
}
itemTagIDsMap, err := itemFacade.FindItemTagIDsMap(itemIDs)
if err != nil {
return nil, err
}
userFacade := facades.NewUserFacade(c.GetContext())
itemUserMap, err := userFacade.FindUserMap(itemUserIDs)
if err != nil {
return nil, err
}
tagFacade := facades.NewTagFacade(c.GetContext())
// Make a response
itemResponseList := make([]responses.ItemResponse, len(items))
for i, item := range items {
itemResponse := responses.NewItemResponse(
item.ID,
item.GithubURL,
item.Author,
item.Name,
item.Description,
item.CreatedAt,
)
itemImpression := itemImpressionMap[item.ID]
itemResponse.SetImpression(itemImpression.View, itemImpression.Star)
itemUser := itemUserMap[item.ID]
itemResponse.SetUser(responses.NewUserResponse(itemUser.Name, itemUser.AvatarURL))
itemTagIDs := itemTagIDsMap[item.ID]
tags, _ := tagFacade.FindTagByIDs(itemTagIDs)
for _, tag := range tags {
itemResponse.AppendTag(responses.NewTagResponse(tag.Name, tag.Color))
}
itemResponseList[i] = itemResponse
}
return itemResponseList, nil
}
func (c *APIItemController) scoring(meID, itemID uint64) {
itemFacade := facades.NewItemFacade(c.GetContext())
itemTagIDsMap, err := itemFacade.FindItemTagIDsMap([]uint64{itemID})
if err != nil {
return
}
tagFacade := facades.NewTagFacade(c.GetContext())
itemTagIDs := itemTagIDsMap[itemID]
tags, err := tagFacade.FindTagByIDs(itemTagIDs)
if err != nil {
return
}
for _, tag := range tags {
tagFacade.ScoringTag(meID, tag.ID)
}
}
func (c *APITagController) GetTagList() {
//// Apply Request Parameters
param := parameters.NewGetTagListRequest()
if ok := c.API().Preprocess(¶m); !ok {
return
}
tags, err := func() ([]models.Tag, error) {
//// Call a facade
tagFacade := facades.NewTagFacade(c.GetContext())
meFacade := facades.NewMeFacade(c.GetContext())
me, _ := meFacade.GetMe(param.GetAccessToken())
if me != nil {
const scoreCountThreshold = 3
tags, _ := tagFacade.FindTagByScore(me.ID, param.Limit)
counter := 0
for _, tag := range tags {
if tag.Score > 5 {
counter++
}
}
if scoreCountThreshold >= counter {
return tags, nil
}
}
return tagFacade.FindPopularTag(param.Limit)
}()
if err != nil {
c.API().InternalServerError(map[string]interface{}{
"status": "NG",
"func": "FindPopularTag::TagFacade",
"message": err,
})
return
}
// Render result
c.API().OK(map[string]interface{}{
"status": "OK",
"instances": tags,
})
}