examples: v back-end example for vweb (#15141)

examples/vweb_orm_jwt/src/user_controllers.v

@@ -0,0 +1,72 @@
+module main
+
+import vweb
+import json
+import databases
+
+['/user/:id/get'; get]
+pub fn (mut app App) controller_get_user_by_id(id int) vweb.Result {
+	response := app.service_get_user_by_id(id) or {
+		app.set_status(400, '')
+		return app.text('$err')
+	}
+	return app.json(response)
+}
+
+['/user/create'; post]
+pub fn (mut app App) controller_create_user() vweb.Result {
+	body := json.decode(User, app.req.data) or {
+		app.set_status(400, '')
+		return app.text('Failed to decode json, error: $err')
+	}
+
+	response := app.service_add_user(body.username, body.password) or {
+		app.set_status(400, '')
+		return app.text('error: $err')
+	}
+
+	return app.json(response)
+}
+
+['/user/get_all'; get]
+pub fn (mut app App) controller_get_all_user() vweb.Result {
+	token := app.get_header('token')
+
+	if !auth_verify(token) {
+		app.set_status(401, '')
+		return app.text('Not valid token')
+	}
+
+	response := app.service_get_all_user() or {
+		app.set_status(400, '')
+		return app.text('$err')
+	}
+	return app.json(response)
+}
+
+['/user/get_by_username/:username'; get]
+pub fn (mut app App) controller_get_by_username(username string) vweb.Result {
+	response := app.service_get_by_username(username) or {
+		app.set_status(400, '')
+		return app.text('$err')
+	}
+	return app.json(response)
+}
+
+['/user/drop'; delete]
+pub fn (mut app App) delete() vweb.Result {
+	mut db := databases.create_db_connection() or {
+		app.set_status(400, '')
+		return app.text('$err')
+	}
+
+	defer {
+		db.close()
+	}
+
+	sql db {
+		drop table User
+	}
+
+	return app.text('Tabela deletada com sucesso')
+}