/
main.go
65 lines (53 loc) · 1.5 KB
/
main.go
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package main
import (
"encoding/json"
"log"
"net/http"
"os"
"github.com/aws/aws-lambda-go/events"
"github.com/aws/aws-lambda-go/lambda"
customerror "github.com/nurefsanmusevitoglu/temperature-app/pkg/error"
"github.com/nurefsanmusevitoglu/temperature-app/pkg/weather"
)
func init() { log.SetFlags(log.Lshortfile | log.LstdFlags) }
func handleRequest(req events.APIGatewayProxyRequest) (events.APIGatewayProxyResponse, error) {
switch req.HTTPMethod {
case "GET":
switch req.Resource {
case "/temperature":
return getTemperature(req)
default:
log.Println("path does not exist...")
return customerror.New(http.StatusNotFound), nil
}
default:
return customerror.New(http.StatusMethodNotAllowed), nil
}
}
func getTemperature(req events.APIGatewayProxyRequest) (events.APIGatewayProxyResponse, error) {
var temp weather.Temperature
city := req.QueryStringParameters["city"]
if city == "" {
log.Println("city is missing...")
return customerror.New(http.StatusBadRequest), nil
}
if os.Getenv("apikey") == "" {
log.Println("api.openweathermap.org apikey is required...")
return customerror.New(http.StatusBadRequest), nil
}
temp.GetTemperature(city)
if temp.IsEmpty() {
return customerror.New(http.StatusBadRequest), nil
}
response, err := json.Marshal(temp)
if err != nil {
log.Println("temp info cannot be marshalled...")
}
return events.APIGatewayProxyResponse{
StatusCode: 200,
Body: string(response),
}, nil
}
func main() {
lambda.Start(handleRequest)
}