Kotlin draft

Author: craigjbass

kotlin/Domain.md

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+# Domain
+

kotlin/Gateway.md

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+# Gateway
+
+Contains IO adapters (e.g. files, database or API calls)
+These construct Domain objects for use by Use Cases, and, save Domain objects given to it

kotlin/README.md

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+# Made Tech Flavour Clean Architecture: Kotlin 
+
+
+## Testing 
+* [Spek](Spek.md) (Spek specific test layout)
+
+## Production Code
+
+Customer code should be housed within a Client package e.g. ```com.acmeindustries.widget```
+
+Non-customer specfic code should be housed within a MadeTech namespace e.g. ```com.madetech.authentication```
+
+* [Use Cases](UseCases.md) use_case/ 
+* [Domain](Domain.md) domain/
+* [Gateway](Gateway.md) gateway/

kotlin/Spek.md

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+# Spek
+
+Coming soon!

kotlin/UseCases.md

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+# Use Cases
+
+## Example
+
+```kotlin
+package com.acmeindustries.widget.usecase
+
+interface ViewWidgetPerFooBarReport {
+ fun execute(request: Request): Response
+ 
+ data class Request(public val fromDate: String, public val endDate: String)
+ data class Response(...)
+}
+```
+
+```kotlin
+package com.acmeindustries.widget
+
+import com.acmeindustries.widget.usecase.ViewWidgetPerFooBarReport
+import com.acmeindustries.widget.usecase.ViewWidgetPerFooBarReport.*
+import com.acmeindustries.widget.domain.Widget
+
+class WidgetPerFooBarReport(val widgetGateway: WidgetGateway) : ViewWidgetPerFooBarReport {
+ fun execute(request: Request): Response {
+ val widgets = widgetGateway.all()
+ //secret sauce here
+ return Response(...) //return response populated with data
+ }
+}
+
+interface WidgetGateway {
+ fun all(): List<Widget>
+}
+```