package repository

import (
	"encoding/json"
	"regexp"
	"testing"
	"time"

	"github.com/DATA-DOG/go-sqlmock"
	"github.com/wmms/wmms/internal/model"
	"github.com/wmms/wmms/pkg/database"
)

func TestMaterialRepoGetByIDReturnsOnlyMasterData(t *testing.T) {
	db, mock, err := sqlmock.New()
	if err != nil {
		t.Fatalf("open sql mock: %v", err)
	}
	t.Cleanup(func() {
		database.DB = nil
		db.Close()
	})
	database.DB = db

	query := `SELECT id, material_code, name, material_image, spec, category, unit, created_at, updated_at FROM materials WHERE id = ?`
	now := time.Date(2026, 9, 15, 9, 0, 0, 0, time.UTC)
	mock.ExpectQuery(regexp.QuoteMeta(query)).WithArgs(int64(7)).WillReturnRows(
		sqlmock.NewRows([]string{"id", "material_code", "name", "material_image", "spec", "category", "unit", "created_at", "updated_at"}).
			AddRow(7, "MAT-007", "轴承", nil, "6205", "A02", "件", now, now),
	)

	var material model.Material
	if err := NewMaterialRepo().GetByID(7, &material); err != nil {
		t.Fatalf("get material: %v", err)
	}
	payload, err := json.Marshal(material)
	if err != nil {
		t.Fatalf("marshal material: %v", err)
	}
	if regexp.MustCompile(`current_stock|warning_stock`).Match(payload) {
		t.Fatalf("material payload leaks inventory fields: %s", payload)
	}
	if err := mock.ExpectationsWereMet(); err != nil {
		t.Fatal(err)
	}
}