import * as ERROR_MSGS from "../constants/error_msgs";
function getServiceIdentifierAsString(serviceIdentifier) {
    if (typeof serviceIdentifier === "function") {
        var _serviceIdentifier = serviceIdentifier;
        return _serviceIdentifier.name;
    }
    else if (typeof serviceIdentifier === "symbol") {
        return serviceIdentifier.toString();
    }
    else {
        var _serviceIdentifier = serviceIdentifier;
        return _serviceIdentifier;
    }
}
function listRegisteredBindingsForServiceIdentifier(container, serviceIdentifier, getBindings) {
    var registeredBindingsList = "";
    var registeredBindings = getBindings(container, serviceIdentifier);
    if (registeredBindings.length !== 0) {
        registeredBindingsList = "\nRegistered bindings:";
        registeredBindings.forEach(function (binding) {
            var name = "Object";
            if (binding.implementationType !== null) {
                name = getFunctionName(binding.implementationType);
            }
            registeredBindingsList = registeredBindingsList + "\n " + name;
            if (binding.constraint.metaData) {
                registeredBindingsList = registeredBindingsList + " - " + binding.constraint.metaData;
            }
        });
    }
    return registeredBindingsList;
}
function alreadyDependencyChain(request, serviceIdentifier) {
    if (request.parentRequest === null) {
        return false;
    }
    else if (request.parentRequest.serviceIdentifier === serviceIdentifier) {
        return true;
    }
    else {
        return alreadyDependencyChain(request.parentRequest, serviceIdentifier);
    }
}
function dependencyChainToString(request) {
    function _createStringArr(req, result) {
        if (result === void 0) { result = []; }
        var serviceIdentifier = getServiceIdentifierAsString(req.serviceIdentifier);
        result.push(serviceIdentifier);
        if (req.parentRequest !== null) {
            return _createStringArr(req.parentRequest, result);
        }
        return result;
    }
    var stringArr = _createStringArr(request);
    return stringArr.reverse().join(" --> ");
}
function circularDependencyToException(request) {
    request.childRequests.forEach(function (childRequest) {
        if (alreadyDependencyChain(childRequest, childRequest.serviceIdentifier)) {
            var services = dependencyChainToString(childRequest);
            throw new Error(ERROR_MSGS.CIRCULAR_DEPENDENCY + " " + services);
        }
        else {
            circularDependencyToException(childRequest);
        }
    });
}
function listMetadataForTarget(serviceIdentifierString, target) {
    if (target.isTagged() || target.isNamed()) {
        var m_1 = "";
        var namedTag = target.getNamedTag();
        var otherTags = target.getCustomTags();
        if (namedTag !== null) {
            m_1 += namedTag.toString() + "\n";
        }
        if (otherTags !== null) {
            otherTags.forEach(function (tag) {
                m_1 += tag.toString() + "\n";
            });
        }
        return " " + serviceIdentifierString + "\n " + serviceIdentifierString + " - " + m_1;
    }
    else {
        return " " + serviceIdentifierString;
    }
}
function getFunctionName(v) {
    if (v.name) {
        return v.name;
    }
    else {
        var name_1 = v.toString();
        var match = name_1.match(/^function\s*([^\s(]+)/);
        return match ? match[1] : "Anonymous function: " + name_1;
    }
}
export { getFunctionName, getServiceIdentifierAsString, listRegisteredBindingsForServiceIdentifier, listMetadataForTarget, circularDependencyToException };