using System.Text;
using DS.Module.Core;
using DS.Module.Core.Data;
using DS.WMS.Core.Op.Entity;
using DS.WMS.Core.Op.Entity.TaskInteraction;
using DS.WMS.Core.Op.Interface.TaskInteraction;
using Microsoft.AspNetCore.Mvc;

namespace DS.WMS.OpApi.Controllers
{
    /// <summary>
    /// 邮件模板API
    /// </summary>
    public class TaskMailController : ApiController
    {
        readonly ITaskMailService service;

        /// <summary>
        /// 构造函数
        /// </summary>
        /// <param name="service"></param>
        public TaskMailController(ITaskMailService service)
        {
            this.service = service;
        }

        /// <summary>
        /// 渲染模板
        /// </summary>
        /// <param name="docType">单据类型</param>
        /// <param name="bsId">业务ID</param>
        /// <param name="businessType">业务类型</param>
        /// <returns></returns>
        [HttpGet, Route("RenderTemplate")]
        public async Task<DataResult<string>> RenderTemplateAsync(DocumentType docType, long bsId, BusinessType businessType)
        {
            return await service.RenderTemplateAsync(docType, bsId, businessType);
        }

        /// <summary>
        /// 预览邮件模板
        /// </summary>
        /// <param name="host"></param>
        /// <param name="customerNO">委托编号</param>
        /// <param name="docType">单据类型</param>
        /// <param name="templateName">模板自定义名称</param>
        /// <returns></returns>
        [HttpGet, Route("Preview")]
        public async Task<IActionResult> PreviewAsync([FromServices] IHostEnvironment host, string customerNO, DocumentType docType, string? templateName = null)
        {
            var result = await service.GetMailContentAsync(customerNO, docType, templateName);
            if (!result.Succeeded)
                return Content(result.Message);

            //string dir = Path.Combine(host.ContentRootPath, "wwwroot", "content-preview");
            //if (!Directory.Exists(dir))
            //    Directory.CreateDirectory(dir);

            //string path = Path.Combine(dir, customerNO + ".htm");
            //FileStream fs = new FileStream(path, FileMode.Create);
            //StreamWriter writer = new StreamWriter(fs, Encoding.UTF8);
            //await writer.WriteAsync(result.Data.Item2);
            //await fs.FlushAsync();

            //return PhysicalFile(path, "application/octet-stream");

            return File(Encoding.UTF8.GetBytes(result.Data.Item2), "application/octet-stream", customerNO + ".htm");
        }

        /// <summary>
        /// 获取分页列表
        /// </summary>
        /// <param name="request"></param>
        /// <returns></returns>
        [HttpPost, Route("GetList")]
        public async Task<DataResult<List<BusinessTaskMail>>> GetListAsync(PageRequest request)
        {
            return await service.GetListAsync(request);
        }

        /// <summary>
        /// 详情
        /// </summary>
        /// <param name="id">ID</param>
        /// <returns></returns>
        [HttpGet, Route("Edit")]
        public async Task<DataResult<BusinessTaskMail>> GetAsync(long id)
        {
            return await service.GetAsync(id);
        }

        /// <summary>
        /// 编辑
        /// </summary>
        /// <param name="taskMail">邮件配置</param>
        /// <returns></returns>
        [HttpPost, Route("Edit")]
        public async Task<DataResult> EditAsync([FromBody] BusinessTaskMail taskMail)
        {
            if (taskMail.Receiver == null)
                return DataResult.FailedWithDesc(nameof(MultiLanguageConst.TaskMailReceiverNotNull));

            if (taskMail.Sender == null)
                return DataResult.FailedWithDesc(nameof(MultiLanguageConst.TaskMailSenderNotNull));

            return await service.EditAsync(taskMail);
        }

        /// <summary>
        /// 删除
        /// </summary>
        /// <param name="idModel"></param>
        /// <returns></returns>
        [HttpPost, Route("Delete")]
        public async Task<DataResult> DeleteAsync([FromBody] IdModel idModel)
        {
            return await service.DeleteAsync(idModel);
        }

        /// <summary>
        /// 删除附件
        /// </summary>
        /// <param name="attachments"></param>
        /// <returns></returns>
        [HttpPost, Route("DeleteAttachments")]
        public async Task<DataResult> DeleteAttachmentsAsync([FromBody] List<BusinessTaskAttachment> attachments)
        {
            return await service.DeleteAttachmentsAsync(attachments);
        }
    }
}