package httpapi

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

func TestCodedErrorLegacyEnvelope(t *testing.T) {
	t.Parallel()
	rec := httptest.NewRecorder()
	CodedError(rec, http.StatusUnauthorized, "unauthorized", "Unauthorized")
	if rec.Code != http.StatusUnauthorized {
		t.Fatalf("status = %d", rec.Code)
	}
	var body struct {
		Error struct {
			Code    string `json:"code"`
			Message string `json:"message"`
		} `json:"error"`
	}
	if err := json.Unmarshal(rec.Body.Bytes(), &body); err != nil {
		t.Fatalf("json: %v body=%s", err, rec.Body.String())
	}
	if body.Error.Code != "unauthorized" || body.Error.Message != "Unauthorized" {
		t.Fatalf("got %+v", body.Error)
	}
}

func TestFieldErrorAdditiveShape(t *testing.T) {
	t.Parallel()
	rec := httptest.NewRecorder()
	FieldError(rec, http.StatusUnauthorized, "invalid credentials", "invalid_credentials", map[string]string{
		"email":    "invalid credentials",
		"password": "invalid credentials",
	})
	if rec.Code != http.StatusUnauthorized {
		t.Fatalf("status = %d", rec.Code)
	}
	var body struct {
		Error  string            `json:"error"`
		Code   string            `json:"code"`
		Fields map[string]string `json:"fields"`
	}
	if err := json.Unmarshal(rec.Body.Bytes(), &body); err != nil {
		t.Fatalf("json: %v body=%s", err, rec.Body.String())
	}
	if body.Error != "invalid credentials" || body.Code != "invalid_credentials" {
		t.Fatalf("got error=%q code=%q", body.Error, body.Code)
	}
	if body.Fields["email"] != "invalid credentials" || body.Fields["password"] != "invalid credentials" {
		t.Fatalf("fields=%v", body.Fields)
	}
}

func TestOKLegacyDataMetaEnvelope(t *testing.T) {
	t.Parallel()
	rec := httptest.NewRecorder()
	OK(rec, http.StatusOK, map[string]any{"id": "x"}, map[string]any{"page": 1, "limit": 25, "total": 10})
	var body map[string]any
	if err := json.Unmarshal(rec.Body.Bytes(), &body); err != nil {
		t.Fatal(err)
	}
	data, _ := body["data"].(map[string]any)
	meta, _ := body["meta"].(map[string]any)
	if data["id"] != "x" {
		t.Fatalf("data=%v", data)
	}
	if meta["page"].(float64) != 1 || meta["total"].(float64) != 10 {
		t.Fatalf("meta=%v", meta)
	}
}