.. _program_listing_file_lib_BaseStatus.hpp:

Program Listing for File BaseStatus.hpp
=======================================

|exhale_lsh| :ref:`Return to documentation for file <file_lib_BaseStatus.hpp>` (``lib/BaseStatus.hpp``)

.. |exhale_lsh| unicode:: U+021B0 .. UPWARDS ARROW WITH TIP LEFTWARDS

.. code-block:: cpp

   #pragma once
   
   #include "BaseStatus.hpp"
   #include "DatabaseHelper.hpp"
   #include <nlohmann/json.hpp>
   #include <sqlite3.h>
   #include <thread>
   #include "utils.hpp"
   #include "Logger.hpp"
   
   using namespace std;
   using json = nlohmann::json;
   
   class BaseStatus {
   
     private:
       string class_name = "N/A";  // extending class
       string primary_key = "N/A"; // primary key of table
       std::thread *pThread = nullptr; // for timed updates to database
       bool recording = false;  // true if timed updates are happening
       double progress = 0.0; // training of model or completion of projection
       bool delete_database = false; // true if we created a new database
       void scheduler();
       bool insert_query(string query);
   
     protected:
       Database* database = nullptr; // connection to Delphi DB
       string table_name = "N/A";  // table of extending class
       void set_progress(double p){ progress = p;}
       void start_recording_progress();
       void stop_recording_progress();
       bool write_data(json data);
       void insert_data(string id, json data);
       void set_state(double progress, string status, bool busy);
       Logger logger = Logger("BaseStatus");
   
     public:
       BaseStatus(
           const string class_name,
           const string table_name,
           const string primary_key
       ):database(new Database()),
         class_name(class_name),
         table_name(table_name),
         primary_key(primary_key),
         delete_database(true){}
       BaseStatus(
           const string class_name,
           const string table_name,
           const string primary_key,
       Database* database
       ):database(database),
         class_name(class_name),
         table_name(table_name),
         primary_key(primary_key){}
       ~BaseStatus();
       json read_data();
       json read_data(string id);
       void increment_progress(double i) { progress += i;}
   
       // database table columns
       const string COL_ID = "id"; // table column, primary key
       const string COL_DATA = "progress"; // table column where we store our JSON
   
       // serialized JSON fields
       const string PROGRESS = "progressPercentage"; // double [0,1]
       const string STATUS = "status"; // string, current state
       const string BUSY = "busy"; // boolean, true if locked
   };