package main

import (
	"net/http"
	"net/http/httptest"
	"strings"
	"testing"

	"github.com/gin-gonic/gin"

	"git.artlef.fr/PersonalLibraryManager/internal/config"
	"github.com/stretchr/testify/assert"
)

func testSetup() *gin.Engine {
	c := config.LoadConfig("config_test/test.toml")
	return setup(&c)
}

func TestGetBooksHandler(t *testing.T) {
	router := testSetup()
	w := httptest.NewRecorder()
	req, _ := http.NewRequest("GET", "/books", nil)
	router.ServeHTTP(w, req)

	assert.Equal(t, 200, w.Code)
}

func TestPostBookHandler_Ok(t *testing.T) {
	bookJson :=
		`{
		  "title": "Le château",
			"author": "Kafka",
			"rating": 9
		}`
	testPostBookHandler(t, bookJson, 200)
}

func TestPostBookHandler_OkOnlyTitle(t *testing.T) {
	bookJson :=
		`{
		  "title": "Le château"
		}`
	testPostBookHandler(t, bookJson, 200)
}

func TestPostBookHandler_noTitle(t *testing.T) {
	bookJson :=
		`{
			"author": "Kafka",
			"rating": 9
		}`
	testPostBookHandler(t, bookJson, 400)
}

func TestPostBookHandler_WrongRating(t *testing.T) {
	bookJson :=
		`{
		  "title": "Le château",
			"author": "Kafka",
			"rating": 15
		}`
	testPostBookHandler(t, bookJson, 400)
}

func testPostBookHandler(t *testing.T, bookJson string, expectedCode int) {
	router := testSetup()
	w := httptest.NewRecorder()

	req, _ := http.NewRequest("POST", "/book",
		strings.NewReader(string(bookJson)))
	router.ServeHTTP(w, req)

	assert.Equal(t, expectedCode, w.Code)

}