# `sam local start-api`

[TOC]

###### tags: `sam`

---

## Prepare container

### Create `.env` file

POSTGRES_PASSWORD=secret

### Create a docker network

% docker network create sam-local-network

### Create and run a new container from image `postgres`

% docker run \
-d \
--env-file .env \
-h sam-local-postgres \
--name sam-local-postgres \
--network sam-local-network \
-p 5432:5432 \
postgres

## Run locally

### Create `.env` file

{
	"Parameters": {
		"DATASOURCE_CATALOG": "postgres",
		"DATASOURCE_HOST": "postgres",
		"DATASOURCE_LOGIN": "postgres",
		"DATASOURCE_PORT": "5432",
		"DATASOURCE_SHADOW": "secret",
		"LOG_LEVEL": "debug",
		"SPRING_OUTPUT_ANSI_ENABLED": "always",
		"SPRING_PROFILES_ACTIVE": "dev"
	}
}

### Build

% sam build

### Invoke Lambda function

% sam local start-api \
-n env.json \
--docker-network sam-local-network \
--skip-pull-image

## LIFF

1. liff.init()
2. liff.login()
3. liff.getAccessToken()
4. `GET https://api.line.me/oauth2/v2.1/verify?access_token`
5. `GET https://api.line.me/v2/profile`