@page "/ImportUsers"
@using MatrixRoomUtils.Authentication
@using MatrixRoomUtils.Web.Classes
@using Blazored.LocalStorage
@using System.Text.Json
@inject ILocalStorageService LocalStorage
<h3>Login</h3>

<InputFile OnChange="@FileChanged"></InputFile>
<br/>
<button @onclick="Login">Login</button>
<br/><br/>
<h4>Parsed records</h4>
<hr/>
<table border="1">
    @foreach (var (homeserver, username, password) in records)
    {
        <tr style="background-color: @(LocalStorageWrapper.LoginSessions.Any(x => x.Value.LoginResponse.UserId == $"@{username}:{homeserver}") ? "green" : "unset")">
            <td style="border-width: 1px;">@username</td>
            <td style="border-width: 1px;">@homeserver</td>
            <td style="border-width: 1px;">@password.Length chars</td>
        </tr>
    }
</table>
<br/>
<br/>
<LogView></LogView>

@code {
    List<(string homeserver, string username, string password)> records = new();

    async Task Login()
    {
        foreach (var (homeserver, username, password) in records)
        {
            if(LocalStorageWrapper.LoginSessions.Any(x => x.Value.LoginResponse.UserId == $"@{username}:{homeserver}")) continue;
            var result = await MatrixAuth.Login(homeserver, username, password);
            Console.WriteLine($"Obtained access token for {result.UserId}!");

            var userinfo = new UserInfo()
            {
                LoginResponse = result
            };
            userinfo.Profile = await MatrixAuth.GetProfile(result.HomeServer, result.UserId);

            LocalStorageWrapper.LoginSessions.Add(result.AccessToken, userinfo);
            StateHasChanged();
        }
        
        await LocalStorageWrapper.SaveToLocalStorage(LocalStorage);
    }

    private async Task FileChanged(InputFileChangeEventArgs obj)
    {
        Console.WriteLine(JsonSerializer.Serialize(obj, new JsonSerializerOptions()
        {
            WriteIndented = true
        }));
        await using var rs = obj.File.OpenReadStream();
        using var sr = new StreamReader(rs);
        string TsvData = await sr.ReadToEndAsync();
        records.Clear();
        foreach (var line in TsvData.Split('\n'))
        {
            var parts = line.Split('\t');
            if (parts.Length != 3)
                continue;
            records.Add((parts[0], parts[1], parts[2]));
        }
    }

}