package server_test

import (
	"bytes"
	"encoding/json"
	"fmt"
	"net/http"
	"net/http/httptest"
	"testing"
	"time"
	"unicode/utf8"

	"github.com/jackc/pgx/v5/pgxpool"

	"chat-agent-system/internal/projectworkflow"
)

func TestProjectCreate_PG_ChineseNameViaHTTP(t *testing.T) {
	pool := openPGPoolWithMigrations(t)
	if pool == nil {
		return
	}
	defer pool.Close()

	handler, _ := setupPGGovernanceServer(t, pool)
	token := loginTestUser(t, handler, "zhanggong", "123456")

	body, _ := json.Marshal(projectworkflow.CreateProjectInput{
		Name:         fmt.Sprintf("PG Phase5 治理链中文名称测试 %d", time.Now().UnixNano()),
		DeviceType:   "超声手术设备",
		IntendedUse:  "软组织切除",
		TargetMarket: "NMPA 三类",
	})
	req := httptest.NewRequest(http.MethodPost, "/api/v1/projects", bytes.NewReader(body))
	withBearerAuth(req, token)
	rec := httptest.NewRecorder()
	handler.ServeHTTP(rec, req)
	if rec.Code != http.StatusCreated {
		t.Fatalf("create project with Chinese name: %d %s", rec.Code, rec.Body.String())
	}
	var proj projectworkflow.Project
	if err := json.Unmarshal(rec.Body.Bytes(), &proj); err != nil {
		t.Fatalf("decode project: %v", err)
	}
	if !utf8.ValidString(proj.Code) {
		t.Fatalf("project code invalid UTF-8: %q", proj.Code)
	}
	t.Cleanup(func() {
		cleanupProject(t, pool, proj.ID)
	})
}

func cleanupProject(t *testing.T, pool *pgxpool.Pool, projectID int64) {
	t.Helper()
	if pool == nil || projectID <= 0 {
		return
	}
	_, _ = pool.Exec(t.Context(), `DELETE FROM projects WHERE id = $1`, projectID)
}