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HomeController.cs
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HomeController.cs
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using System;
using System.Diagnostics;
using System.Linq;
using System.Threading.Tasks;
using FluentValidation;
using LineNotifySample.Models;
using LineNotifySDK;
using LineNotifySDK.Model;
using Microsoft.AspNetCore.Http;
using Microsoft.AspNetCore.Mvc;
namespace LineNotifySample.Controllers
{
public class HomeController : Controller
{
private readonly IHttpContextAccessor _httpContextAccessor;
private readonly ILineNotifyServices _lineNotifyServices;
private const string TokenKey = "token";
public HomeController(
IHttpContextAccessor httpContextAccessor,
ILineNotifyServices lineNotifyServices)
{
_httpContextAccessor = httpContextAccessor;
_lineNotifyServices = lineNotifyServices;
}
public IActionResult Index()
{
return View();
}
[ResponseCache(Duration = 0, Location = ResponseCacheLocation.None, NoStore = true)]
public IActionResult Error()
{
return View(new ErrorViewModel { RequestId = Activity.Current?.Id ?? HttpContext.TraceIdentifier });
}
public IActionResult LineAuthorize()
{
return Redirect(_lineNotifyServices.GetAuthorizeUri().AbsoluteUri);
}
public async Task<IActionResult> BindCallback(string code, string state)
{
if (code == null)
{
ViewBag.Message = "Binding Failed";
return View("Index");
}
var token = await _lineNotifyServices.GetTokenAsync(code).ConfigureAwait(false);
_httpContextAccessor.HttpContext?.Session.SetString(TokenKey, token);
ViewBag.Token = token;
if (!string.IsNullOrWhiteSpace(ViewBag.Token))
{
ViewBag.Message = "Binding Success";
}
return View("Index");
}
public async Task<IActionResult> LineRevoke()
{
var token = _httpContextAccessor.HttpContext?.Session.GetString(TokenKey);
if (!string.IsNullOrWhiteSpace(token))
{
await _lineNotifyServices.RevokeAsync(token).ConfigureAwait(false);
_httpContextAccessor.HttpContext.Session.SetString(TokenKey, string.Empty);
ViewBag.Message = "Unbind Success";
}
return View("Index");
}
public async Task<IActionResult> SentMessage(NewLineNotifyMessage lineNotifyMessage)
{
var token = _httpContextAccessor.HttpContext?.Session.GetString(TokenKey);
if (!string.IsNullOrWhiteSpace(token))
{
if (lineNotifyMessage.ImageFormFile != null
&& (lineNotifyMessage.ImageFormFile.ContentType.Equals("image/png")
|| lineNotifyMessage.ImageFormFile.ContentType.Equals("image/jpeg")))
{
lineNotifyMessage.ImageFile = lineNotifyMessage.ImageFormFile.OpenReadStream();
}
try
{
await _lineNotifyServices.SentAsync(token, lineNotifyMessage);
ViewBag.Message = "Send Message Success";
}
catch (ValidationException e)
{
ViewBag.Message = string.Join(',', e.Errors.Select(x => x.ErrorMessage)).ToString();
}
}
else
{
ViewBag.Message = "You need to bind first";
}
return View("Index");
}
}
public class NewLineNotifyMessage : LineNotifyMessage
{
public IFormFile ImageFormFile { get; set; }
}
}