using System.ComponentModel.DataAnnotations;
using MAX.Framework.Commons;
using Store.Users.Entities;

namespace Store.Users.Tests;

public sealed class UserTopUpTests
{
    [Fact]
    public async Task Message_UsesCurrentIdentity_AndIsVisibleOnlyToOwnerOrAdmin()
    {
        using var context = new UserTestContext();
        context.CurrentUser.UserName = "main";
        var id = await context.Users.AddTopUpMessage(new() { Message = "  充值待核实  " }, default);
        var message = Assert.Single((await context.Users.TopUpMessages(new(), default)).Items);
        Assert.Equal(id, message.Id);
        Assert.Equal("main", message.UserName);
        Assert.Equal("main", message.NickName);
        Assert.Equal("充值待核实", message.Message);
        context.CurrentUser.UserName = "other";
        Assert.Empty((await context.Users.TopUpMessages(new(), default)).Items);
        context.CurrentUser.UserName = "admin";
        Assert.Single((await context.Users.TopUpMessages(new(), default)).Items);
    }

    [Fact]
    public async Task ProcessingMessage_UsesAccountScope_AndDoesNotRechargeFunds()
    {
        using var context = new UserTestContext();
        context.CurrentUser.UserName = "main";
        var id = await context.Users.AddTopUpMessage(new() { Message = "充值待核实" }, default);
        context.CurrentUser.UserName = "other";
        var error = await Assert.ThrowsAsync<AppException>(() => context.Users.UpdateTopUpMessage(new() { Id = id, Result = "已核实" }, default));
        Assert.Equal(403, error.Code);
        context.CurrentUser.UserName = "main";
        await context.Users.UpdateTopUpMessage(new() { Id = id, Result = "已核实" }, default);
        Assert.Equal("已核实", (await context.Users.TopUpMessages(new(), default)).Items.Single().Result);
        Assert.Equal(0m, (await context.Read("main")).Points);
        Assert.Equal(0, await context.Db.Select<UserPointsRecordEntity>().CountAsync());
    }

    [Fact]
    public async Task MissingMessage_CannotBeProcessed()
    {
        using var context = new UserTestContext();
        var error = await Assert.ThrowsAsync<AppException>(() => context.Users.UpdateTopUpMessage(new() { Id = 9999, Result = "已核实" }, default));
        Assert.Equal("充值备注不存在", error.Message);
    }

    [Fact]
    public async Task Qrcode_UpsertsByAgentCode_AndSupportsDataUri()
    {
        using var context = new UserTestContext();
        await context.Users.UpdateTopUpQrcode(new() { AgentCode = "agent", QrcodeBase64 = "aGVsbG8=" }, default);
        const string data = "data:image/png;base64,d29ybGQ=";
        await context.Users.UpdateTopUpQrcode(new() { AgentCode = " agent ", QrcodeBase64 = data }, default);
        Assert.Equal(data, await context.Users.GetTopUpQrcode("agent", default));
        Assert.Equal(1, await context.Db.Select<UserTopUpQrcodeEntity>().CountAsync());
        Assert.Null(await context.Users.GetTopUpQrcode("missing", default));
    }

    [Theory]
    [InlineData("invalid!")]
    [InlineData("data:image/png,abc")]
    [InlineData("data:image/png;base64,")]
    public async Task InvalidQrcode_DoesNotOverwriteStoredValue(string invalid)
    {
        using var context = new UserTestContext();
        await context.Users.UpdateTopUpQrcode(new() { AgentCode = "agent", QrcodeBase64 = "aGVsbG8=" }, default);
        await Assert.ThrowsAsync<ValidationException>(() => context.Users.UpdateTopUpQrcode(new() { AgentCode = "agent", QrcodeBase64 = invalid }, default));
        Assert.Equal("aGVsbG8=", await context.Users.GetTopUpQrcode("agent", default));
    }

    [Fact]
    public async Task NonAdmin_CannotModifyQrcode()
    {
        using var context = new UserTestContext();
        context.CurrentUser.UserName = "main";
        var error = await Assert.ThrowsAsync<AppException>(() => context.Users.UpdateTopUpQrcode(new() { AgentCode = "agent", QrcodeBase64 = "aGVsbG8=" }, default));
        Assert.Equal(403, error.Code);
        Assert.Equal(0, await context.Db.Select<UserTopUpQrcodeEntity>().CountAsync());
    }
}