Opti & reformat

wesweb01/crud-music-2020/app.rb

@@ -17,25 +17,24 @@ require "sqlite3"
 
 #6. Skapa funktionalitet för att uppdatera artistinformation
 
+db_cache = SQLite3::Database.new("db/chinook-crud.db") # behöver inte skapa nya handlers varje gång vi ska "titta" i databasen
+db_cache.results_as_hash = true
+# Har därmed en "cache"
 
 get "/" do
 	slim(:start)
 end 
 
 get "/albums" do
-	db = SQLite3::Database.new("db/chinook-crud.db")
+	result = db_cache.execute("SELECT * FROM albums")
-	db.results_as_hash = true
-	result = db.execute("SELECT * FROM albums")
 	p result
 	slim( :"albums/index", locals: { albums: result } )
 end
 
 get "/albums/:id" do
 	id = params[:id].to_i
-	db = SQLite3::Database.new("db/chinook-crud.db")
+	result = db_cache.execute("SELECT * FROM albums WHERE ArtistId = ?", id).first
-	db.results_as_hash = true
+	slim( :"albums/show", locals: { result: result} )
-	result = db.execute("SELECT * FROM albums WHERE ArtistId = ?",id).first
-	slim(:"albums/show",locals:{result:result})
 end