using Application;
using Application.Dto.Category;

namespace WebApi.Controllers;

[ApiController]
[Route("api/[controller]/[action]")]
public class TransactionCategoryController(
    ITransactionCategoryApplication categoryApplication
) : ControllerBase
{
    /// <summary>
    /// 获取分类列表（支持按类型筛选）
    /// </summary>
    [HttpGet]
    public async Task<BaseResponse<List<CategoryResponse>>> GetListAsync([FromQuery] TransactionType? type = null)
    {
        var categories = await categoryApplication.GetListAsync(type);
        return categories.Ok();
    }

    /// <summary>
    /// 根据ID获取分类详情
    /// </summary>
    [HttpGet("{id}")]
    public async Task<BaseResponse<CategoryResponse>> GetByIdAsync(long id)
    {
        var category = await categoryApplication.GetByIdAsync(id);
        return category.Ok();
    }

    /// <summary>
    /// 创建分类
    /// </summary>
    [HttpPost]
    public async Task<BaseResponse<long>> CreateAsync([FromBody] CreateCategoryRequest request)
    {
        var categoryId = await categoryApplication.CreateAsync(request);
        return categoryId.Ok();
    }

    /// <summary>
    /// 更新分类
    /// </summary>
    [HttpPost]
    public async Task<BaseResponse> UpdateAsync([FromBody] UpdateCategoryRequest request)
    {
        await categoryApplication.UpdateAsync(request);
        return "更新分类成功".Ok();
    }

    /// <summary>
    /// 删除分类
    /// </summary>
    [HttpPost]
    public async Task<BaseResponse> DeleteAsync([FromQuery] long id)
    {
        await categoryApplication.DeleteAsync(id);
        return BaseResponse.Done();
    }

    /// <summary>
    /// 批量创建分类（用于初始化）
    /// </summary>
    [HttpPost]
    public async Task<BaseResponse<int>> BatchCreateAsync([FromBody] List<CreateCategoryRequest> requests)
    {
        var count = await categoryApplication.BatchCreateAsync(requests);
        return count.Ok();
    }

    /// <summary>
    /// 为指定分类生成新的SVG图标
    /// </summary>
    [HttpPost]
    public async Task<BaseResponse<string>> GenerateIconAsync([FromBody] GenerateIconRequest request)
    {
        var svg = await categoryApplication.GenerateIconAsync(request);
        return svg.Ok<string>();
    }

    /// <summary>
    /// 更新分类的选中图标索引
    /// </summary>
    [HttpPost]
    public async Task<BaseResponse> UpdateSelectedIconAsync([FromBody] UpdateSelectedIconRequest request)
    {
        await categoryApplication.UpdateSelectedIconAsync(request);
        return "更新图标成功".Ok();
    }

    /// <summary>
    /// 删除分类图标
    /// </summary>
    [HttpDelete("{id}")]
    public async Task<BaseResponse> DeleteIconAsync(long id)
    {
        await categoryApplication.DeleteIconAsync(id);
        return "删除图标成功".Ok();
    }
}