Decoding DI in Optimizely CMS 12

DI or Dependency Injection is a complex topic, not just in Optimizely CMS, but in general in .net core implementations. Some aspects we get, like the different ways dependencies can be injected and which is better over others, while some leave us scratching our heads. Often times we end up doing a lot of troubleshooting, digging into internal code and finding the right alternatives to DI, to get things to work.

The biggest blocker here is understanding the order in which steps get executed, modules get initialized and services get registered. Once this is clear, we know where to add our custom code and avoid any surprise runtime errors around missing service registrations. One such error led me to this discovery so sharing my findings and learnings.

Read the complete post here for details.