using System.Globalization;
using Google.Apis.Sheets.v4;
using Google.Apis.Sheets.v4.Data;
using Microsoft.AspNetCore.Mvc;
using WebAPI.Models;

namespace WebAPI.Controllers;

public class LogsController : Controller
{
    private readonly SpreadsheetsResource.ValuesResource? _googleSheetValues;
    private readonly IConfiguration _configuration;
    public LogsController(
        GoogleSheetsHelper googleSheetsHelper,
        IConfiguration configuration)
    {
        if (googleSheetsHelper.Service is not null) { 
            _googleSheetValues = googleSheetsHelper.Service.Spreadsheets.Values;
        }
        _configuration = configuration;
    }

    public void AddEntry(LogEntry entry)
    {
        if (_googleSheetValues is null) {
            throw new Exception("Google Sheets API not initialized");
        }

        var type = entry.LogType switch
        {
            LogType.Import => "Import",
            LogType.Backup => "Backup",
            LogType.Process => "Process",
            LogType.PowerBi => "PowerBIAccess",
            LogType.DataInbox => "DataInbox",
            LogType.Queue => "Queue",
            _ => "Other"
        };
        var response = _googleSheetValues.Get(_configuration["appLogsFile"], $"{type}!A:A").Execute();
        var data = response.Values;
        var row = 1;
        if (data != null) {
            row = data.Count + 1;
        }
        var range = $"{type}!A{row}:D{row}";

        var logRow = new List<object>
        {
            entry.CreatedAt.ToString(new CultureInfo("pl-PL")),
            entry.Type.ToString(),
            entry.Title!,
            entry.Message!
        };

        var valueRange = new ValueRange { Values = new IList<object>[] { logRow }};

        var updateRequest = _googleSheetValues.Update(valueRange, _configuration["appLogsFile"], range);
        updateRequest.ValueInputOption = SpreadsheetsResource.ValuesResource.UpdateRequest.ValueInputOptionEnum.RAW;
        updateRequest.Execute();
    }
}