public async Task InvokeAsync(HttpContext context, TDbContext dbContext)
{
if (!_restApiRouteResolver.Resolve(context, out var routeParams))
{
await _next(context);
return;
}
var restApiRequestContext = new RestApiRequestContext()
{
HttpContext = context,
DbContext = dbContext,
RouteParams = routeParams,
Options = _options,
Source = _source,
DbSetExecutorFactory = _dbSetExecutorFactory,
};
var handler = _restApiRequestHandlerFactory.Create(restApiRequestContext);
if (handler == null)
{
await _next(context);
return;
}
if (!await handler.TryHandleAsync(restApiRequestContext))
{
await _next(context);
return;
}
}
public async Task <bool> TryHandleAsync(RestApiRequestContext context)
{
var executor = context.DbSetExecutorFactory.Create(context.DbContext, context.RouteParams.RestSetName);
if (executor == null)
{
return(false);
}
if (context.RouteParams.ResourceId is null)
{
return(false);
}
await executor.DeleteAsync(context.RouteParams.ResourceId);
context.HttpContext.Response.StatusCode = 204;
return(true);
}
public async Task <bool> TryHandleAsync(RestApiRequestContext context)
{
var executor = context.DbSetExecutorFactory.Create(context.DbContext, context.RouteParams.RestSetName);
if (executor == null)
{
return(false);
}
if (context.HttpContext.Request.ContentType != "application/json")
{
return(false);
}
if (context.RouteParams.ResourceId is null)
{
return(false);
}
using (var reader = new StreamReader(context.HttpContext.Request.Body, Encoding.UTF8))
{
var body = await reader.ReadToEndAsync();
var entity = JsonConvert.DeserializeObject(body, executor.EntityType);
if (entity != null)
{
await executor.UpdateAsync(context.RouteParams.ResourceId, entity);
var json = JsonConvert.SerializeObject(entity);
await context.HttpContext.Response.WriteAsync(json);
return(true);
}
}
return(false);
}
public async Task <bool> TryHandleAsync(RestApiRequestContext context)
{
var executor = context.DbSetExecutorFactory.Create(context.DbContext, context.RouteParams.RestSetName);
if (executor == null)
{
return(false);
}
if (context.RouteParams.ResourceId != null)
{
var entity = await executor.GetSingleAsync(context.RouteParams.ResourceId);
if (entity != null)
{
var json = JsonConvert.SerializeObject(entity);
await context.HttpContext.Response.WriteAsync(json);
return(true);
}
}
else
{
var entities = await executor.GetCollectionAsync();
if (entities != null)
{
var json = JsonConvert.SerializeObject(entities);
await context.HttpContext.Response.WriteAsync(json);
return(true);
}
}
return(false);
}
