appcore/request/payload.go

// Copyright 2024 Patial Tech (Ankit Patial).
//
// This file is part of code.patial.tech/go/appcore, which is MIT licensed.
// See http://opensource.org/licenses/MIT

package request

import (
	"encoding/json"
	"fmt"
	"net/http"

	"code.patial.tech/go/appcore/validate"
)

func FormField(r *http.Request, key string) (string, error) {
	f, err := Payload[map[string]any](r)
	if err != nil {
		return "", err
	}

	return fmt.Sprintf("%v", f[key]), nil
}

func PayloadMap(r *http.Request) (map[string]any, error) {
	return Payload[map[string]any](r)
}

func PayloadWithValidate[T any](r *http.Request) (T, error) {
	p, err := Payload[T](r)
	if err != nil {
		return p, err
	}

	if err := validate.Struct(p); err != nil {
		return p, err
	}

	return p, nil
}

func Payload[T any](r *http.Request) (T, error) {
	var p T
	if err := json.NewDecoder(r.Body).Decode(&p); err != nil {
		return p, err
	}
	return p, nil
}