public async Task InvokeAsync(HttpContext context)
{
var request = context.Request;
var response = context.Response;
var user = context.User;
var path = context.Request.Path.Value;
var name = Path.GetFileNameWithoutExtension(path);
var isBootstrap = path.EndsWith("/bootstrap.vue");
var isLoad = request.Method == "GET";
var isPost = request.Method == "POST";
if (isBootstrap)
{
response.ContentType = "text/javascript";
_config.Discover(context.RequestServices);
var writer = new StringBuilder();
var render = new ComponentRender(writer);
writer.Append("(function() {\n");
// inject dot-vue.js
writer.Append(new StreamReader(typeof(Handler)
.Assembly
.GetManifestResourceStream("DotVue.Scripts.dot-vue.js"))
.ReadToEnd());
// inject global script
writer.Append(_config.GlobalScripts);
writer.Append("//\n// Create Vue Components\n//\n");
foreach (var component in _config.GetComponents().Where(x => !string.IsNullOrWhiteSpace(x.Template)))
{
writer.Append($"const {component.Name} = ");
if (component.IsAsync)
{
writer.Append($"DotVue.async('{component.Name}')");
}
else
{
render.RenderComponent(component);
}
writer.Append($";\n");
}
writer.Append("\n//\n// Registering Vue Components\n//\n");
render.RenderRegister(_config.GetComponents().Where(x => x.IsPage == false && !string.IsNullOrWhiteSpace(x.Template)));
writer.Append("\n//\n// Registering Vue Routes\n//\n");
render.RenderRoutes(_config.GetComponents().Where(x => x.IsPage == true && !string.IsNullOrWhiteSpace(x.Template)).ToList());
writer.Append("\n//\n// Registering Styles\n//\n");
render.RenderStyles(_config.GetComponents());
writer.Append("})();");
await response.WriteAsync(writer.ToString());
}
else if (isLoad)
{
response.ContentType = "text/javascript";
_config.Discover(context.RequestServices);
// render component script
var component = _config.GetComponent(name);
var writer = new StringBuilder();
var render = new ComponentRender(writer);
render.RenderComponent(component);
await response.WriteAsync(writer.ToString());
}
else if (isPost)
{
response.ContentType = "text/json";
// execute component update
var data = request.Form["data"];
var props = request.Form["props"];
var method = request.Form["method"];
var parameters = JArray.Parse(request.Form["params"]).ToArray();
var component = _config.GetComponent(name);
// check for autentication at viewModel level
if (component.IsAuthenticated && context.User.Identity.IsAuthenticated == false)
{
throw new HttpException(401);
}
if (component.Roles.Length > 0 && component.Roles.Any(x => context.User.IsInRole(x)) == false)
{
throw new HttpException(403, $"Forbidden. This view model requires all this roles: `{string.Join("`, `", component.Roles)}`");
}
var update = new ComponentUpdate(component, user);
var writer = new StreamWriter(response.Body);
var vm = (ViewModel)ActivatorUtilities.CreateInstance(context.RequestServices, component.ViewModelType);
// adding reference to viewmodel
var vueContext = context.RequestServices.GetService <IVueContext>();
vueContext.HttpContext = context;
vueContext.ViewModel = vm;
vueContext.Method = method;
await update.UpdateModel(vm, data, props, method, parameters, context, writer);
}
}
public async Task InvokeAsync(HttpContext context)
{
var request = context.Request;
var response = context.Response;
var user = context.User;
var path = context.Request.Path.Value;
var name = Path.GetFileNameWithoutExtension(path);
var isBootstrap = path.EndsWith("/bootstrap.vue");
var isLoad = request.Method == "GET";
var isPost = request.Method == "POST";
if (isBootstrap)
{
response.ContentType = "text/javascript";
// output javascript lib
var js = new StreamReader(typeof(Handler)
.Assembly
.GetManifestResourceStream("DotVue.Scripts.dot-vue.js"))
.ReadToEnd();
var writer = new StringBuilder(js);
writer.Append("\n\n//\n// Registering Vue Components\n//\n");
// discover all components
foreach (var comp in _config.Discover(user, context.RequestServices))
{
writer.Append($"Vue.component('{comp}', Vue.$loadComponent('{comp}'));\n");
}
await response.WriteAsync(writer.ToString());
}
else if (isLoad)
{
response.ContentType = "text/javascript";
// render component script
var component = _config.Load(user, context.RequestServices, name);
var render = new ComponentRender(component, user);
var sb = new StringBuilder();
render.RenderScript(sb);
await response.WriteAsync(sb.ToString());
}
else if (isPost)
{
response.ContentType = "text/json";
// execute component update
var data = request.Form["data"];
var props = request.Form["props"];
var method = request.Form["method"];
var parameters = JArray.Parse(request.Form["params"]).ToArray();
var component = _config.Load(user, context.RequestServices, name);
var update = new ComponentUpdate(component, user);
var writer = new StreamWriter(response.Body);
var vm = (ViewModel)ActivatorUtilities.CreateInstance(context.RequestServices, component.ViewModelType);
await update.UpdateModel(vm, data, props, method, parameters, request.Form.Files, writer);
}
}