using System;
using System.IO;
using Microsoft.VisualStudio.TestTools.UnitTesting;
using Newtonsoft.Json.Linq;
using SyncEngine.MySql;

namespace SyncEngine.Tests
{
    [TestClass]
    public class ShopSyncLogLocalWriterTests
    {
        private string _tempDir;

        [TestInitialize]
        public void SetUp()
        {
            _tempDir = Path.Combine(Path.GetTempPath(), "sync-coordinator-test-" + Guid.NewGuid().ToString("N"));
            Directory.CreateDirectory(_tempDir);
            ShopSyncLogLocalWriter.SetLogDirectoryProviderForTests(() => _tempDir);
        }

        [TestCleanup]
        public void TearDown()
        {
            ShopSyncLogLocalWriter.ResetLogDirectoryProviderForTests();
            if (Directory.Exists(_tempDir))
            {
                Directory.Delete(_tempDir, recursive: true);
            }
        }

        [TestMethod]
        public void WriteFailedApiPost_AppendsJsonLineWithPayload()
        {
            var entry = new ShopSyncLogEntry
            {
                RunStartedAt = new DateTime(2026, 6, 8, 2, 0, 0, DateTimeKind.Utc),
                RunFinishedAt = new DateTime(2026, 6, 8, 2, 1, 0, DateTimeKind.Utc),
                Status = "failed",
                SourceReachable = false,
                ProductsUpserted = 0,
                ProductsWithdrawn = 0,
                Message = "MySQL down"
            };

            var path = ShopSyncLogLocalWriter.WriteFailedApiPost(
                entry,
                new InvalidOperationException("mysql error"),
                new InvalidOperationException("api error"));

            Assert.IsTrue(File.Exists(path));
            StringAssert.Contains(path, "shop-sync-log-failed-");
            StringAssert.EndsWith(path, ".jsonl");

            var line = File.ReadAllText(path).Trim();
            var obj = JObject.Parse(line);

            Assert.AreEqual("mysql error", (string)obj["mysql_error"]);
            Assert.AreEqual("api error", (string)obj["api_error"]);
            Assert.AreEqual("failed", (string)obj["payload"]["status"]);
            Assert.AreEqual("MySQL down", (string)obj["payload"]["message"]);
        }
    }
}