Federated Angular – Why and How? @ngConf 2021

Transcript

1. @ManfredSteyer ManfredSteyer Federated Angular – Why and How? Manfred Steyer,

   ANGULARarchitects.io

2. @ManfredSteyer Which one is the best?

3. @ManfredSteyer It’s all about consequences in your very situation!

4. @ManfredSteyer Micro Frontends

5. @ManfredSteyer Contents #1 Why: Real-World Case Studies #2 How: Module

   Federation

6. @ManfredSteyer Manfred Steyer

7. @ManfredSteyer

8. @ManfredSteyer Deadalus Health Care (formerly AGFA Health Care)

9. @ManfredSteyer DATEV eG (~8000 Employees, 200 Products)

10. @ManfredSteyer Huge European Bank Domain A Domain B Domain C

    Domain D Domain E Domain F eBanking

11. @ManfredSteyer Another Huge European Bank Details from Domain A Customer

    Relationship Management Domain A Customer XYZ Domain B Domain C

12. @ManfredSteyer Quality Bytes (No Micro Frontends but Domain Cutting)

13. @ManfredSteyer Reasons for Micro Frontends Huge Product/ Product Suite Scaling

    Teams & Domains Switching out Technologies Rapitely Changing Requirements

14. @ManfredSteyer Consequences Effort for „Meta Framework“ Sharing Code at Runtime

    and Bundle Size Common Look and Feel

15. @ManfredSteyer

16. @ManfredSteyer Idea const Component = await import('http://other-app/xyz') Does not work

    with webpack/ Angular CLI Even lazy parts must be known at compile time!

17. @ManfredSteyer Webpack 5 Module Federation Shell (Host) Microfrontend (Remote) //

    Maps Urls in // webpack config remotes: { mfe1: "mfe1" } // Expose files in // webpack config exposes: { './Cmp': './my.cmp.ts' } import('mfe1/Cmp')

18. @ManfredSteyer How to Share Libs? Shell (Host) Microfrontend (Remote) shared:

    [ "@angular/core", "…" ] shared: [ "@angular/core", "…" ]

19. @ManfredSteyer 1) ng add @angular-architects/module-federation 2) Adjust generated configuration 3)

    ng serve

20. @ManfredSteyer

21. @ManfredSteyer Conclusion No free Lunch: Consequences Scaling Teams & Domains

    Module Federation

22. @ManfredSteyer

23. @ManfredSteyer d Slides & Examples Remote Company Workshops and Consulting

    http://angulararchitects.io