blog visitor frontend (pretty much) done!

controller/blog.go

@@ -0,0 +1,83 @@
+package controller
+
+import (
+	"arimelody-web/model"
+
+	"github.com/jmoiron/sqlx"
+)
+
+func GetBlogPost(db *sqlx.DB, id string) (*model.BlogPost, error) {
+    var blog = model.BlogPost{}
+    
+    err := db.Get(&blog, "SELECT * FROM blogpost WHERE id=$1", id)
+    if err != nil {
+        return nil, err
+    }
+
+    return &blog, nil
+}
+
+func GetBlogPosts(db *sqlx.DB, onlyVisible bool, limit int, offset int) ([]*model.BlogPost, error) {
+    var blogs = []*model.BlogPost{}
+
+    query := "SELECT * FROM blogpost ORDER BY created_at"
+    if onlyVisible {
+        query = "SELECT * FROM blogpost WHERE visible=true ORDER BY created_at"
+    }
+
+    var err error
+    if limit < 0 {
+        err = db.Select(&blogs, query)
+    } else {
+        err = db.Select(&blogs, query + " LIMIT $1 OFFSET $2", limit, offset)
+    }
+    if err != nil {
+        return nil, err
+    }
+
+    // for range 4 {
+    //     blog := *blogs[len(blogs)-1]
+    //     blog.CreatedAt = blog.CreatedAt.Add(time.Hour * -5000)
+    //     blogs = append(blogs, &blog)
+    // }
+
+    return blogs, nil
+}
+
+func CreateBlogPost(db *sqlx.DB, post *model.BlogPost) error {
+    _, err := db.Exec(
+        "INSERT INTO blogpost (id,title,description,visible,author,markdown,html,bluesky_actor,bluesky_post) " +
+        "VALUES ($1,$2,$3,$4,$5,$6,$7,$8,$9)",
+        post.ID,
+        post.Title,
+        post.Description,
+        post.Visible,
+        post.AuthorID,
+        post.Markdown,
+        post.HTML,
+        post.BlueskyActorID,
+        post.BlueskyPostID,
+    )
+
+    return err
+}
+
+func UpdateBlogPost(db *sqlx.DB, postID string, post *model.BlogPost) error {
+    _, err := db.Exec(
+        "UPDATE blogpost SET " +
+        "id=$2,title=$3,description=$4,visible=$5,author=$6,markdown=$7,html=$8,bluesky_actor=$9,bluesky_post=$10,modified_at=CURRENT_TIMESTAMP " +
+        "WHERE id=$1",
+        postID,
+        post.ID,
+        post.Title,
+        post.Description,
+        post.Visible,
+        post.AuthorID,
+        post.Markdown,
+        post.HTML,
+        post.BlueskyActorID,
+        post.BlueskyPostID,
+    )
+
+    return err
+}