Intro to User Messaging

[MUSIC] 0:00 During this stage we'll focus on adding messages to Giflib. 0:04 No, I'm not talking about writing a chat app within Giflib, 0:08 though that could be pretty cool. 0:11 I'm talking about providing feedback to users as they're taking action on 0:13 categories and GIFs. 0:17 We'll classify these messages in two ways, validation messages and flash messages. 0:19 [SOUND] Validation messages are the messages that will display to users when 0:25 a piece of information users are supposed to provide is either missing or 0:29 doesn't fit the expected format. 0:33 For example, an email address is requested, but 0:35 what they entered isn't a valid email address. 0:38 A validation method would tell users that they haven't provided 0:41 a valid email address. 0:44 Flash messages are messages that indicate the overall success or 0:46 failure of actions users have performed. 0:50 For example, the category has been successfully added or 0:53 something went wrong and we were unable to delete the GIF, please try again. 0:57 We'll take a look at each one of these scenarios separately, so 1:01 let's get started. 1:04