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"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
var ERROR_MSGS = require("../constants/error_msgs");
var literal_types_1 = require("../constants/literal_types");
var exceptions_1 = require("../utils/exceptions");
var serialization_1 = require("../utils/serialization");
var instantiation_1 = require("./instantiation");
var invokeFactory = function (factoryType, serviceIdentifier, fn) {
try {
return fn();
}
catch (error) {
if (exceptions_1.isStackOverflowExeption(error)) {
throw new Error(ERROR_MSGS.CIRCULAR_DEPENDENCY_IN_FACTORY(factoryType, serviceIdentifier.toString()));
}
else {
throw error;
}
}
};
var _resolveRequest = function (requestScope) {
return function (request) {
request.parentContext.setCurrentRequest(request);
var bindings = request.bindings;
var childRequests = request.childRequests;
var targetIsAnArray = request.target && request.target.isArray();
var targetParentIsNotAnArray = !request.parentRequest ||
!request.parentRequest.target ||
!request.target ||
!request.parentRequest.target.matchesArray(request.target.serviceIdentifier);
if (targetIsAnArray && targetParentIsNotAnArray) {
return childRequests.map(function (childRequest) {
var _f = _resolveRequest(requestScope);
return _f(childRequest);
});
}
else {
var result = null;
if (request.target.isOptional() && bindings.length === 0) {
return undefined;
}
var binding_1 = bindings[0];
var isSingleton = binding_1.scope === literal_types_1.BindingScopeEnum.Singleton;
var isRequestSingleton = binding_1.scope === literal_types_1.BindingScopeEnum.Request;
if (isSingleton && binding_1.activated) {
return binding_1.cache;
}
if (isRequestSingleton &&
requestScope !== null &&
requestScope.has(binding_1.id)) {
return requestScope.get(binding_1.id);
}
if (binding_1.type === literal_types_1.BindingTypeEnum.ConstantValue) {
result = binding_1.cache;
}
else if (binding_1.type === literal_types_1.BindingTypeEnum.Function) {
result = binding_1.cache;
}
else if (binding_1.type === literal_types_1.BindingTypeEnum.Constructor) {
result = binding_1.implementationType;
}
else if (binding_1.type === literal_types_1.BindingTypeEnum.DynamicValue && binding_1.dynamicValue !== null) {
result = invokeFactory("toDynamicValue", binding_1.serviceIdentifier, function () { return binding_1.dynamicValue(request.parentContext); });
}
else if (binding_1.type === literal_types_1.BindingTypeEnum.Factory && binding_1.factory !== null) {
result = invokeFactory("toFactory", binding_1.serviceIdentifier, function () { return binding_1.factory(request.parentContext); });
}
else if (binding_1.type === literal_types_1.BindingTypeEnum.Provider && binding_1.provider !== null) {
result = invokeFactory("toProvider", binding_1.serviceIdentifier, function () { return binding_1.provider(request.parentContext); });
}
else if (binding_1.type === literal_types_1.BindingTypeEnum.Instance && binding_1.implementationType !== null) {
result = instantiation_1.resolveInstance(binding_1.implementationType, childRequests, _resolveRequest(requestScope));
}
else {
var serviceIdentifier = serialization_1.getServiceIdentifierAsString(request.serviceIdentifier);
throw new Error(ERROR_MSGS.INVALID_BINDING_TYPE + " " + serviceIdentifier);
}
if (typeof binding_1.onActivation === "function") {
result = binding_1.onActivation(request.parentContext, result);
}
if (isSingleton) {
binding_1.cache = result;
binding_1.activated = true;
}
if (isRequestSingleton &&
requestScope !== null &&
!requestScope.has(binding_1.id)) {
requestScope.set(binding_1.id, result);
}
return result;
}
};
};
function resolve(context) {
var _f = _resolveRequest(context.plan.rootRequest.requestScope);
return _f(context.plan.rootRequest);
}
exports.resolve = resolve;
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