static async private Task <MatrixRequestResult> getAsync(string uri, string query = "")
{
string uri_str;
if (query != null)
{
query = (query.Length == 0 ? "" : $"&{query}");
uri_str = $"{uri}?t={rand.Next()}{query}";
}
else
{
uri_str = $"{uri}";
}
var obj = await json_req.getAsync(new Uri(uri_str));
var result = new MatrixRequestResult(obj);
switch (result.status)
{
case "UNKNOWN_ERROR":
throw new MatrixException.ServerError();
case "NOT_AUTHORIZED":
throw new MatrixException.NotLogin();
default: break;
}
return(result);
}
static async public Task <bool> logout()
{
MatrixRequestResult result = null;
result = await PostAsync($"{root}/api/users/logout", new JObject());
return(result.success);
}
static async public Task <bool> IsLogin()
{
MatrixRequestResult result = null;
result = await GetAsync($"{root}/api/users/login");
return(result.success);
}
static async public Task <bool> logout()
{
MatrixRequestResult result = null;
try {
result = await postAsync($"{root}/api/users/logout", new JObject());
} catch (MatrixException.FatalError err) {
throw err;
}
return(result.success);
}
static async public Task <bool> isLogin()
{
MatrixRequestResult result = null;
try {
result = await getAsync($"{root}/api/users/login");
} catch (MatrixException.FatalError err) {
throw err;
}
return(result.success);
}
static async public Task <ObservableCollection <T> > getListAsync <T> (string uri, string query = "")
{
MatrixRequestResult result = await getAsync(uri, query);
if (result.success)
{
JArray arr = result.data as JArray;
ObservableCollection <T> ret = new ObservableCollection <T>();
foreach (JObject one in arr)
{
// 软爸爸的C#泛型类不能初始化，实在是很蛋疼啊。
// 还好软爸爸留了一条退路。
ret.Add((T)Activator.CreateInstance(typeof(T), one));
}
return(ret);
}
throw new MatrixException.SoftError(result);
}
static async private Task <MatrixRequestResult> postAsync(string uri, JObject body)
{
var obj = await json_req.postAsync(new Uri(uri), body);
var result = new MatrixRequestResult(obj);
switch (result.status)
{
case "UNKNOWN_ERROR":
throw new MatrixException.ServerError();
case "NOT_AUTHORIZED":
throw new MatrixException.NotLogin();
default:
break;
}
return(result);
}
static async public Task <List <T> > GetListAsync <T>(string uri, string query = "") where T : class
{
MatrixRequestResult result = await GetAsync(uri, query);
if (result.success)
{
JArray arr = result.data as JArray;
List <T> ret = new List <T>();
foreach (JObject one in arr)
{
// 软爸爸的C#泛型类不能初始化，实在是很蛋疼啊。
// 还好软爸爸留了一条退路。
// Waiting for proposal: Extend generic type new() constraint with parameter types. https://github.com/dotnet/csharplang/issues/769
ret.Add(Activator.CreateInstance(typeof(T), one) as T);
}
return(ret);
}
throw new MatrixException.SoftError(result);
}