#11 - unfollow

internal/database/feleteFeedFollow.sql.go

@@ -0,0 +1,26 @@
+// Code generated by sqlc. DO NOT EDIT.
+// versions:
+//   sqlc v1.28.0
+// source: feleteFeedFollow.sql
+
+package database
+
+import (
+	"context"
+
+	"github.com/google/uuid"
+)
+
+const deleteFeedFollow = `-- name: DeleteFeedFollow :exec
+DELETE FROM feed_follows WHERE feed_follows.user_id  = $1 AND feed_follows.feed_id = (SELECT id FROM feeds WHERE url = $2)
+`
+
+type DeleteFeedFollowParams struct {
+	UserID uuid.UUID
+	Url    string
+}
+
+func (q *Queries) DeleteFeedFollow(ctx context.Context, arg DeleteFeedFollowParams) error {
+	_, err := q.db.ExecContext(ctx, deleteFeedFollow, arg.UserID, arg.Url)
+	return err
+}

internal/handlers/addFeedHandler.go

@@ -52,7 +52,7 @@ func AddFeedHandler(s *config.State, cmd config.Command, user database.User) err
 		return err
 	}
 
-	fmt.Printf("%v", f)
+	fmt.Printf("%v\n", f)
 
 	return nil
 }

internal/handlers/fetchFeedHandler.go

@@ -24,7 +24,7 @@ func FetchFeedHandler(s *config.State, cmd config.Command) error {
 		os.Exit(1)
 	}
 
-	fmt.Printf("%v", feed)
+	fmt.Printf("%v\n", feed)
 
 	return nil
 }

internal/handlers/followFeedHandler.go

@@ -56,7 +56,7 @@ func FollowFeedHandler(s *config.State, cmd config.Command, user database.User)
 		return err
 	}
 
-	fmt.Printf("%v", feed)
+	fmt.Printf("%v\n", feed)
 
 	return nil
 }

internal/handlers/unfollowFeedHandler.go

@@ -0,0 +1,31 @@
+package handlers
+
+import (
+	"context"
+	"fmt"
+	"github.com/rdarius/boot-dev-blog-aggregator/internal/config"
+	"github.com/rdarius/boot-dev-blog-aggregator/internal/database"
+	"log"
+)
+
+func UnfollowFeedHandler(s *config.State, cmd config.Command, user database.User) error {
+	if len(cmd.Args) < 1 {
+		log.Fatal("usage: boot-dev-blog-aggregator unfollow URL")
+	}
+	ctx := context.Background()
+
+	url := cmd.Args[0]
+
+	err := s.DB.DeleteFeedFollow(ctx, database.DeleteFeedFollowParams{
+		UserID: user.ID,
+		Url:    url,
+	})
+
+	if err != nil {
+		return err
+	}
+
+	fmt.Println("Feed unfollow successfully")
+
+	return nil
+}

main.go

@@ -40,6 +40,7 @@ func main() {
 	commands.Register("addfeed", middlewareLoggedIn(handlers.AddFeedHandler))
 	commands.Register("feeds", handlers.ListFeedsHandler)
 	commands.Register("follow", middlewareLoggedIn(handlers.FollowFeedHandler))
+	commands.Register("unfollow", middlewareLoggedIn(handlers.UnfollowFeedHandler))
 	commands.Register("following", middlewareLoggedIn(handlers.GetFeedFollowsByUserHandler))
 
 	if len(os.Args) < 2 {

sql/queries/feleteFeedFollow.sql

@@ -0,0 +1,2 @@
+-- name: DeleteFeedFollow :exec
+DELETE FROM feed_follows WHERE feed_follows.user_id  = $1 AND feed_follows.feed_id = (SELECT id FROM feeds WHERE url = $2);