Add get posts by tag

This commit is contained in:
Amarpreet Minhas 2019-04-22 20:20:00 -04:00
parent c4b3a6bbc5
commit 9f01ec25da

View file

@ -313,6 +313,53 @@ func getBlogPostById(w http.ResponseWriter, r *http.Request) {
} }
func getBlogPostsByTag(w http.ResponseWriter, r *http.Request) { func getBlogPostsByTag(w http.ResponseWriter, r *http.Request) {
returnError := ReturnError{}
referenceID := &ReferenceID{}
err := json.NewDecoder(r.Body).Decode(referenceID)
// hardcode 9001 for cool kid points
if err != nil {
referenceID.LastID = 9001
}
search_id := referenceID.LastID
// if someone is lame and sends up a negative number...
if search_id < 1 {
search_id = 9001
}
tag := chi.URLParam(r, "tag")
search := `
SELECT posts.id, posts.title, posts.slug, posts.author, posts.content, posts.time_published, posts.modified, posts.last_modified
FROM posts
INNER JOIN tags on posts .id = tags.article_id
WHERE posts.id < $1
AND tags.tag = $2
ORDER BY id DESC
FETCH FIRST 10 ROWS ONLY
`
rows, err := DB.Query(search, search_id, tag)
if err != nil {
returnError.Message = "something is super broken..."
w.WriteHeader(http.StatusInternalServerError)
render.JSON(w, r, returnError)
fmt.Println(err)
return
}
defer rows.Close()
post := BlogPost{}
posts := make(BlogPosts, 0)
for rows.Next() {
if err := rows.Scan(&post.ID, &post.Title, &post.Slug, &post.Author, &post.Content, &post.TimePublished, &post.Modified, &post.TimeModified); err != nil {
}
posts = append(posts, post)
}
if err := rows.Err(); err != nil {
returnError.Message = "something is super broken..."
w.WriteHeader(http.StatusInternalServerError)
render.JSON(w, r, returnError)
fmt.Println(err)
return
}
w.WriteHeader(http.StatusOK)
render.JSON(w, r, posts)
return return
} }