using Microsoft.AspNetCore.Authorization;
using Microsoft.AspNetCore.Mvc;

namespace Distribution.Features.PriceList;

[ApiController]
[Route("api/price-lists")]
[Authorize]
public class PriceListController(PriceListService service) : ControllerBase
{
    [HttpGet]
    public async Task<IActionResult> GetAll([FromQuery] Guid? regionId) =>
        Ok(await service.GetAllAsync(regionId));

    [HttpGet("{id:guid}")]
    public async Task<IActionResult> GetById(Guid id)
    {
        var result = await service.GetByIdAsync(id);
        return result is null ? NotFound() : Ok(result);
    }

    [HttpPost]
    public async Task<IActionResult> Create(CreatePriceListRequest request, CancellationToken ct)
    {
        var result = await service.CreateAsync(request, ct);
        return CreatedAtAction(nameof(GetById), new { id = result.Id }, result);
    }

    [HttpPut("{id:guid}")]
    public async Task<IActionResult> Update(Guid id, UpdatePriceListRequest request, CancellationToken ct)
    {
        try
        {
            var result = await service.UpdateAsync(id, request, ct);
            return result is null ? NotFound() : Ok(result);
        }
        catch (InvalidOperationException ex)
        {
            return Conflict(new { error = ex.Message });
        }
    }

    [HttpDelete("{id:guid}")]
    public async Task<IActionResult> Delete(Guid id, CancellationToken ct)
    {
        var deleted = await service.DeleteAsync(id, ct);
        return deleted ? NoContent() : NotFound();
    }

    [HttpPut("{id:guid}/items/{sku}")]
    public async Task<IActionResult> UpsertItem(Guid id, string sku, UpsertPriceListItemRequest request, CancellationToken ct)
    {
        try
        {
            var result = await service.UpsertItemAsync(id, sku, request, ct);
            return result is null ? NotFound() : Ok(result);
        }
        catch (InvalidOperationException ex)
        {
            return Conflict(new { error = ex.Message });
        }
    }

    [HttpDelete("{id:guid}/items/{sku}")]
    public async Task<IActionResult> RemoveItem(Guid id, string sku, CancellationToken ct)
    {
        var result = await service.RemoveItemAsync(id, sku, ct);
        return result is null ? NotFound() : Ok(result);
    }
}