package handler

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

type APIResponse struct {
	// Indicates if the request was successful
	Success bool `json:"success"`
	// The response data
	Data any `json:"data,omitempty"`
	// List of errors if any occurred
	Errors []APIError `json:"errors,omitempty"`
	// Optional message
	Message string `json:"message,omitempty"`
}

type APIError struct {
	// Error code
	Code int `json:"code"`
	// Human-readable error message
	Message string `json:"message"`
	// Additional error details
	Details string `json:"details,omitempty"`
}

const content_type = "Content-Type"
const application_json = "application/json"

func JSONSuccess(w http.ResponseWriter, data any, message string, statusCode int) {
	w.Header().Set(content_type, application_json)
	w.WriteHeader(statusCode)
	json.NewEncoder(w).Encode(APIResponse{
		Success: true,
		Data:    data,
		Message: message,
	})
}

func JSONError(w http.ResponseWriter, message, details string, code, statusCode int) {
	w.Header().Set(content_type, application_json)
	w.WriteHeader(statusCode)
	json.NewEncoder(w).Encode(APIResponse{
		Success: false,
		Errors: []APIError{
			{
				Code:    code,
				Message: message,
				Details: details,
			},
		},
	})
}

func JSONErrors(w http.ResponseWriter, errors []APIError, statusCode int) {
	w.Header().Set(content_type, application_json)
	w.WriteHeader(statusCode)
	json.NewEncoder(w).Encode(APIResponse{
		Success: false,
		Errors:  errors,
	})
}