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Sustainable Angular Architectures With Nx and Strategic Design
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Manfred Steyer
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July 02, 2020
Programming
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Sustainable Angular Architectures With Nx and Strategic Design
Manfred Steyer
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July 02, 2020
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Transcript
@ManfredSteyer s ManfredSteyer Manfred Steyer, ANGULARarchitects.io Sustainable Angular Architectures With
Nx and Strategic Design
What do we need for a good architecture? Experience
@ManfredSteyer Sharing Experience for Architectures BEST PRACTICES PATTERNS METHODOLOGY
@ManfredSteyer Domain Driven Design
@ManfredSteyer How to create sustainable Angular architectures with ideas from
DDD? ?
@ManfredSteyer How to create sustainable frontend architectures with ideas from
DDD? ?
@ManfredSteyer Contents 1) DDD in a Nutshell 2) Monorepos 3)
Monorepos & DDD
@ManfredSteyer About me… Manfred Steyer, ANGULARarchitects.io Angular Trainings and Consultancy
Frankfurt, Munich, Vienna, Remote In-House: everywhere https://ANGULARarchitects.at/workshops Google Developer Expert for Angular Trusted Collaborator in the Angular Team Manfred Steyer
@ManfredSteyer 1) DDD in a nutshell
@ManfredSteyer Domain Driven Design Strategic Design Tactical Design Decomposing a
System Design Patterns & Practices
@ManfredSteyer Domain Driven Design Strategic Design Tactical Design Decomposing a
System Design Patterns & Practices
@ManfredSteyer This is what Strategic DDD prevents
@ManfredSteyer Example e-Procurement System
@ManfredSteyer Catalog Approval Specification Ordering Example Sub-Domains
@ManfredSteyer Catalog Approval Specification Ordering Context Map
@ManfredSteyer Approval Specification Context Map Catalog Catalog Shared Kernel
@ManfredSteyer Catalog Approval API
@ManfredSteyer Lots of additional approaches for cross-domain communication …
@ManfredSteyer 2) Monorepos
@ManfredSteyer Workspace
@ManfredSteyer Advantages No version conflicts No burden with distributing libs
@ManfredSteyer Creating a Workspace npm install -g @angular/cli ng new
workspace cd workspace ng generate app my-app ng generate lib my-lib ng serve --project my-app ng build --project my-app
@ManfredSteyer Moving back and forth Npm Registry
@ManfredSteyer https://nrwl.io/nx
@ManfredSteyer Visualize Module Structure
@ManfredSteyer Creating a Workspace npm install -g @angular/cli npm init
nx-workspace myworkspace cd workspace ng generate app my-app ng generate lib my-lib ng serve --project my-app ng build --project my-app
@ManfredSteyer 3) Nx Monorepos and Strategic Design
@ManfredSteyer Catalog Ordering Shared Feature Feature Feature Feature Feature UI
UI UI UI UI UI UI UI UI Domain Domain Domain Domain Domain Domain Util Util Util Util Util Util Enterprise Monorepo Patterns, Nrwl 2018: https://tinyurl.com/y2jjxld7 @ManfredSteyer Shared Kernel (if really needed) & other libs Smart Comp. Dumb Comp.
@ManfredSteyer Catalog Ordering Shared Feature API Feature Feature Feature Feature
UI UI UI UI UI UI UI UI UI Domain Domain Domain Domain Domain Domain Util Util Util Util Util Util @ManfredSteyer
@ManfredSteyer Catalog Ordering Shared Feature API Feature Feature Feature Feature
UI UI UI UI UI UI UI UI UI Domain Domain Domain Domain Domain Domain Util Util Util Util Util Util @ManfredSteyer
@ManfredSteyer Application Domain Model Infrastructure Isolate your domain! Domain Lib
e. g. data access Use case specific facades, state management (optional) Entities, biz logic
@ManfredSteyer Alternatives to layering • e. g. Hexagonal Architecture, Clean
Architecture • Anyway: We need to restrict access b/w libraries
@ManfredSteyer DEMO
@ManfredSteyer Finegrained Libraries • Unit of recompilation • Unit of
retesting • Access restrictions • Information Hiding • Alternative to NgModules (might become optional) • Ng g lib … easy
@ManfredSteyer Free eBook https://ANGULARarchitects.io/book
Summary • Slicing into sub-domains • Slicing into layers •
Finegrained libraries • Enforce restrictions
@ManfredSteyer
@ManfredSteyer Contact and Downloads [web] ANGULARarchitects.io [twitter] ManfredSteyer d Slides
& Examples http://softwarearchitekt.at/workshops