#ifndef EXECUTIONMANAGER_H
#define EXECUTIONMANAGER_H

#include <mutex>
#include <memory>
#include <atomic>
#include <thread>
#include "appinfo.h"
#include "log.h"

class ExecutionManager
{
    struct WorkerThread {
        std::thread thread;
        std::atomic<bool> done{false};
    };
    bool finished = false;
    int threads;
    int index_count = 0;
    long long int log_file_max_size = 0;
    std::string log_dir;
    std::mutex job_list_mutex;
    std::atomic<int> state_change = 0;
    std::atomic<int> active_thread_count = 0;
    std::vector<std::shared_ptr<WorkerThread>> thread_list;
    std::vector<std::shared_ptr<AppInfo>> job_list;
    std::vector<std::shared_ptr<AppInfo>> scheduled_list;
    std::chrono::system_clock::time_point last_poll_time;
    int polling_interval = 1;
    Log log_file;
public:
    ExecutionManager(int threads=16);
    void setLogFile(const Log &other);
    void setLogFileMaxSize(long long int size);
    void setLogDirectoy(std::string log_dir);
    void setJobs(std::vector<std::shared_ptr<AppInfo>>& job_list);
    void printActiveJobs();
    void run();
private:
    bool checkScheduledTaskIsReady(std::chrono::system_clock::time_point next_time);
    void seperateScheduledTasks();
    void pollScheduledTasks();
};

#endif // EXECUTIONMANAGER_H