using AMREZ.EOP.Abstractions.Applications.UseCases.Payments.SlipVerification;
using AMREZ.EOP.Contracts.DTOs.Payments.SlipVerification;
using Microsoft.AspNetCore.Mvc;

namespace AMREZ.EOP.API.Controllers;

[ApiController]
[Route("api/[controller]")]
public class SCBController : ControllerBase
{
    private readonly IVerifyFromImageUseCase _verifyFromImage;

    public SCBController(IVerifyFromImageUseCase verifyFromImage)
    {
        _verifyFromImage = verifyFromImage;
    }

    /// <summary>
    /// อัปโหลด "รูปสลิป" เพื่อตรวจสอบกับธนาคาร (ไม่ใช้ OCR — scan QR + heuristic)
    /// </summary>
    [HttpPost("slips/verify")]
    [Consumes("multipart/form-data")]
    [RequestSizeLimit(5_000_000)]
    public async Task<IActionResult> VerifySlipFromImage(
        [FromForm(Name = "Image")] IFormFile? Image,
        [FromForm] string? OverrideSendingBank,
        CancellationToken ct)
    {   
        if (Image is null || Image.Length == 0)
            return BadRequest(new { message = "Missing slip image" });

        var res = await _verifyFromImage.ExecuteAsync(new VerifyFromImageRequest
        {
            Image = Image,
            OverrideSendingBank = OverrideSendingBank
        }, ct);

        if (res is null) return NotFound(new { message = "Cannot extract transRef or verification failed" });
        return Ok(res);
    }
}