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src/models/project.h

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+/*
+        GREX - A graphical frontend for creating and managing Rex project files.
+        Copyright (C) 2026  SILO GROUP, LLC.  Written by Chris Punches
+
+        This program is free software: you can redistribute it and/or modify
+        it under the terms of the GNU Affero General Public License as
+        published by the Free Software Foundation, either version 3 of the
+        License, or (at your option) any later version.
+
+        This program is distributed in the hope that it will be useful,
+        but WITHOUT ANY WARRANTY; without even the implied warranty of
+        MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+        GNU Affero General Public License for more details.
+
+        You should have received a copy of the GNU Affero General Public License
+        along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
+
+#pragma once
+#include <filesystem>
+#include <vector>
+#include "models/rex_config.h"
+#include "models/plan.h"
+#include "models/unit.h"
+#include "models/shell_def.h"
+#include "util/var_resolver.h"
+
+namespace grex {
+
+class Project {
+public:
+    static Project load(const std::filesystem::path& config_path);
+
+    RexConfig config;
+    std::filesystem::path config_path;
+    VarResolver resolver;
+
+    std::vector<Plan> plans;
+    std::vector<UnitFile> unit_files;
+    ShellsFile shells;
+
+    // status reporting
+    using StatusCallback = void(*)(const std::string& msg, void* data);
+    StatusCallback status_cb = nullptr;
+    void* status_cb_data = nullptr;
+    void report_status(const std::string& msg);
+
+    // resolved paths — empty if variables can't be resolved
+    std::filesystem::path resolved_project_root() const;
+    std::filesystem::path resolved_units_dir() const;
+    std::filesystem::path resolved_shells_path() const;
+
+    Unit* find_unit(const std::string& unit_name);
+    UnitFile* find_unit_file(const std::string& unit_name);
+    bool is_unit_name_taken(const std::string& name, const Unit* exclude = nullptr) const;
+    void load_all_units();
+    void load_plan(const std::filesystem::path& plan_path);
+    void load_shells(const std::filesystem::path& shells_path);
+    void reload_shells();
+    void save_config();
+    void save_plans();
+    void save_shells();
+
+    void open_config(const std::filesystem::path& new_config_path);
+    void close_config();
+};
+
+}