update delete and list transaction requests

handler/CMakeLists.txt

@@ -14,6 +14,9 @@ set(HEADERS
     updateasset.h
     currencies.h
     addtransaction.h
+    transactions.h
+    deletetransaction.h
+    updatetransaction.h
 )
 
 set(SOURCES
@@ -29,6 +32,9 @@ set(SOURCES
     updateasset.cpp
     currencies.cpp
     addtransaction.cpp
+    transactions.cpp
+    deletetransaction.cpp
+    updatetransaction.cpp
 )
 
 target_sources(${PROJECT_NAME} PRIVATE ${SOURCES})

handler/deletetransaction.cpp

@@ -0,0 +1,59 @@
+//SPDX-FileCopyrightText: 2024 Yury Gubich <blue@macaw.me>
+//SPDX-License-Identifier: GPL-3.0-or-later
+
+#include "deletetransaction.h"
+
+#include "server/server.h"
+#include "server/session.h"
+#include "database/exceptions.h"
+
+Handler::DeleteTransaction::DeleteTransaction (const std::shared_ptr<Server>& server):
+    Handler("deleteTransaction", Request::Method::post),
+    server(server)
+{}
+
+void Handler::DeleteTransaction::handle (Request& request) {
+    std::string access = request.getAuthorizationToken();
+    if (access.empty())
+        return error(request, Response::Status::unauthorized);
+
+    if (access.size() != 32)
+        return error(request, Response::Status::badRequest);
+
+    std::shared_ptr<Server> srv = server.lock();
+    if (!srv)
+        return error(request, Response::Status::internalError);
+
+    std::map form = request.getForm();
+    std::map<std::string, std::string>::const_iterator itr = form.find("id");
+    if (itr == form.end())
+        return error(request, Response::Status::badRequest);
+
+    unsigned int txnId;
+    try {
+        txnId = std::stoul(itr->second);
+    } catch (const std::exception& e) {
+        return error(request, Response::Status::badRequest);
+    }
+
+    try {
+        Session& session = srv->getSession(access);
+        bool success = srv->getDatabase()->deleteTransaction(txnId, session.owner);
+        if (!success)
+            return error(request, Response::Status::forbidden);
+
+        Response& res = request.createResponse(Response::Status::ok);
+        res.send();
+
+        session.transactionRemoved(txnId);
+
+    } catch (const DB::NoSession& e) {
+        return error(request, Response::Status::unauthorized);
+    } catch (const std::exception& e) {
+        std::cerr << "Exception on " << path << ":\n\t" << e.what() << std::endl;
+        return error(request, Response::Status::internalError);
+    }  catch (...) {
+        std::cerr << "Unknown exception on " << path << std::endl;
+        return error(request, Response::Status::internalError);
+    }
+}

handler/deletetransaction.h

@@ -0,0 +1,21 @@
+//SPDX-FileCopyrightText: 2024 Yury Gubich <blue@macaw.me>
+//SPDX-License-Identifier: GPL-3.0-or-later
+
+#pragma once
+
+#include <memory>
+
+#include "handler.h"
+
+class Server;
+namespace Handler {
+class DeleteTransaction : public Handler {
+public:
+    DeleteTransaction (const std::shared_ptr<Server>& server);
+
+    virtual void handle (Request& request) override;
+
+private:
+    std::weak_ptr<Server> server;
+};
+}

handler/transactions.cpp

@@ -0,0 +1,51 @@
+//SPDX-FileCopyrightText: 2024 Yury Gubich <blue@macaw.me>
+//SPDX-License-Identifier: GPL-3.0-or-later
+
+#include "transactions.h"
+
+#include "server/server.h"
+#include "server/session.h"
+#include "database/exceptions.h"
+
+Handler::Transactions::Transactions (const std::shared_ptr<Server>& server):
+    Handler("transactions", Request::Method::get),
+    server(server)
+{}
+
+void Handler::Transactions::handle (Request& request) {
+    std::string access = request.getAuthorizationToken();
+    if (access.empty())
+        return error(request, Response::Status::unauthorized);
+
+    if (access.size() != 32)
+        return error(request, Response::Status::badRequest);
+
+    std::shared_ptr<Server> srv = server.lock();
+    if (!srv)
+        return error(request, Response::Status::internalError);
+
+    try {
+        Session& session = srv->getSession(access);
+        std::vector<DB::Transaction> transactions = srv->getDatabase()->listTransactions(session.owner);
+
+        nlohmann::json arr = nlohmann::json::array();
+        for (const DB::Transaction& transaction : transactions)
+            arr.push_back(transaction.toJSON());
+
+        nlohmann::json body = nlohmann::json::object();
+        body["transactions"] = arr;
+
+        Response& res = request.createResponse(Response::Status::ok);
+        res.setBody(body);
+        res.send();
+
+    } catch (const DB::NoSession& e) {
+        return error(request, Response::Status::unauthorized);
+    } catch (const std::exception& e) {
+        std::cerr << "Exception on " << path << ":\n\t" << e.what() << std::endl;
+        return error(request, Response::Status::internalError);
+    }  catch (...) {
+        std::cerr << "Unknown exception on " << path << std::endl;
+        return error(request, Response::Status::internalError);
+    }
+}

handler/transactions.h

@@ -0,0 +1,20 @@
+//SPDX-FileCopyrightText: 2024 Yury Gubich <blue@macaw.me>
+//SPDX-License-Identifier: GPL-3.0-or-later
+
+#pragma once
+
+#include <memory>
+
+#include "handler.h"
+
+class Server;
+namespace Handler {
+class Transactions : public Handler::Handler {
+public:
+    Transactions (const std::shared_ptr<Server>& server);
+    void handle (Request& request) override;
+
+private:
+    std::weak_ptr<Server> server;
+};
+}

handler/updatetransaction.cpp

@@ -0,0 +1,84 @@
+//SPDX-FileCopyrightText: 2024 Yury Gubich <blue@macaw.me>
+//SPDX-License-Identifier: GPL-3.0-or-later
+
+#include "updatetransaction.h"
+
+#include <map>
+
+#include "server/server.h"
+#include "server/session.h"
+#include "database/exceptions.h"
+
+Handler::UpdateTransaction::UpdateTransaction (const std::shared_ptr<Server>& server):
+    Handler("updateTransaction", Request::Method::post),
+    server(server)
+{}
+
+void Handler::UpdateTransaction::handle (Request& request) {
+    std::string access = request.getAuthorizationToken();
+    if (access.empty())
+        return error(request, Response::Status::unauthorized);
+
+    if (access.size() != 32)
+        return error(request, Response::Status::badRequest);
+
+    std::shared_ptr<Server> srv = server.lock();
+    if (!srv)
+        return error(request, Response::Status::internalError);
+
+    std::map form = request.getForm();
+    std::map<std::string, std::string>::const_iterator itr = form.find("id");
+    if (itr == form.end())
+        return error(request, Response::Status::badRequest);
+
+    DB::Transaction txn;
+    txn.id = std::stoul(itr->second);
+
+    itr = form.find("asset");
+    if (itr == form.end())
+        return error(request, Response::Status::badRequest);
+
+    txn.asset = std::stoul(itr->second);
+    //TODO validate the asset
+
+    itr = form.find("value");
+    if (itr == form.end())
+        return error(request, Response::Status::badRequest);
+
+    txn.value = std::stod(itr->second);
+
+    itr = form.find("performed");
+    if (itr == form.end())
+        return error(request, Response::Status::badRequest);
+
+    txn.performed = std::stoul(itr->second);
+
+    itr = form.find("notes");
+    if (itr != form.end())
+        txn.notes = itr->second;
+
+    itr = form.find("parent");
+    if (itr != form.end())
+        txn.parent = std::stoul(itr->second);
+
+    try {
+        Session& session = srv->getSession(access);
+
+        txn.initiator = session.owner;
+        srv->getDatabase()->updateTransaction(txn);
+
+        Response& res = request.createResponse(Response::Status::ok);
+        res.send();
+
+        session.transactionChanged(txn);
+
+    } catch (const DB::NoSession& e) {
+        return error(request, Response::Status::unauthorized);
+    } catch (const std::exception& e) {
+        std::cerr << "Exception on " << path << ":\n\t" << e.what() << std::endl;
+        return error(request, Response::Status::internalError);
+    }  catch (...) {
+        std::cerr << "Unknown exception on " << path << std::endl;
+        return error(request, Response::Status::internalError);
+    }
+}

handler/updatetransaction.h

@@ -0,0 +1,20 @@
+//SPDX-FileCopyrightText: 2024 Yury Gubich <blue@macaw.me>
+//SPDX-License-Identifier: GPL-3.0-or-later
+
+#pragma once
+
+#include <memory>
+
+#include "handler.h"
+
+class Server;
+namespace Handler {
+class UpdateTransaction : public Handler {
+public:
+    UpdateTransaction (const std::shared_ptr<Server>& server);
+    virtual void handle (Request& request) override;
+
+private:
+    std::weak_ptr<Server> server;
+};
+}