minor formatting

README.md

@@ -3,6 +3,7 @@ Notes on programming languages, network, systems, calendars, etc.
 ### Programming Languages and Development Tools
 
 * [**Programming Language Notes**](./programming) - notes on Java, JavaScript, node.js, etc.
+* [SQL](./sql)
 * [**git**](./git) - notes on git revision control
 
 ### Linux

programming/README.md

@@ -2,7 +2,6 @@
 
 * [Java](./java)
 * [Kotlin](./kotlin)
-* [SQL](./sql)
 * [JavaScript, TypeScript and Node.js](./javascript)
 * [R Statistical Language](./rscript), which I used in my Master Thesis for generating a large number of graphs programmatically
 * [Go notes](./go)

programming/javascript/README.md

@@ -13,6 +13,7 @@
 
 * [Node.js](./nodejs.md) information on **Node Version Manager** `nvm`
 * [npm](./npm.md) information on **Node Package Manager** `npm`
+* [NestJS](./nestjs.md) information on the **NestJS** framework
 
 #### Resources
 

programming/javascript/nestjs.md

@@ -0,0 +1,87 @@
+### NestJS
+
+Running the nestjs binary without installing it globally
+
+```bash
+npx -p @nestjs/cli nest
+```
+
+#### Setup
+
+```bash
+npx -p @nestjs/cli nest new <app name>
+```
+
+##### Running the [CLI](https://docs.nestjs.com/cli/overview)
+
+```bash
+npx nest <command> <arguments>
+```
+
+
+#### Swagger documentation
+
+https://docs.nestjs.com/openapi/introduction
+
+```bash
+npm install @nestjs/swagger swagger-ui-express
+```
+
+Setup CLI plugin
+https://docs.nestjs.com/openapi/cli-plugin
+
+#### Validation
+
+https://docs.nestjs.com/techniques/validation
+
+```bash
+npm install class-validator class-transformer
+npm install reflect-metadata --save
+```
+
+Add `app.useGlobalPipes(new ValidationPipe({transform: true}));`
+
+uses class-validator https://github.com/typestack/class-validator
+
+#### Logging
+
+https://stackoverflow.com/questions/54101926/nestjs-middleware-get-request-response-body
+
+#### [Documentation](https://docs.nestjs.com/recipes/documentation) for the project
+
+Install
+
+```bash
+npm i -D @compodoc/compodoc
+```
+
+npm script command:
+
+```
+"doc": "compodoc -p tsconfig.json -s"
+```
+
+Generate and serve documentation from port 8080
+
+```bash
+npm run doc
+```
+
+#### Curl
+
+```bash
+curl --header "Content-Type: application/json" \
+  --request POST \
+  --data '{"orderNo": "3333", "customer": {"name": "benno","age":22}, "items": [{"name": "item1", "price": 27}, {"name": "item2", "price": 99}]}' \
+  http://localhost:3000/
+
+curl --header "Content-Type: application/json" \
+  --request POST \
+  --data '{"orderNo": "3333", "customer": {"name": "benno","age":22}, "items": [{"name": "item1", "price": 27, "frameSize": 55}, {"name": "item2", "price": 99, "frameSize": 45}]}' \
+  http://localhost:3000/
+
+curl --header "Content-Type: application/json" \
+  --request POST \
+  --data '{"orderNo": "3333", "customer": {"name": "benno","age":22}, "items": [{"name": "item1", "price": 27, "size": "medium"}, {"name": "item2", "price": 99, "size": "medium"}]}' \
+  http://localhost:3001/
+```