park time can be saved to db now

CMakeLists.txt

@@ -13,12 +13,12 @@ add_executable(park
         main.cpp
         data.cpp
         headers/data.h
-        #[[Customer.cpp
+        Customer.cpp
         headers/Customer.h 
         Park_spot.cpp
         headers/Park_spot.h
         Park_time.cpp
-        headers/Park_time.h]]
+        headers/Park_time.h
  )
 
 

Customer.cpp

@@ -2,12 +2,12 @@
 #include <iostream>
 
 // constructors
-Customer::Customer(string name_, Verhicle_type verhicle_, SQLite::Database& db):
+Customer::Customer(string name_, Verhicle_type verhicle_):
     name{name_}, verhicle{verhicle_},
     card_code{gen_cardcode()}
 {
-    id = auto_increment_db(db) + 1;
-    save_db(db);
+    id = auto_increment_db() + 1;
+    save_db();
 }
 
 Customer::Customer(int id_, string name_, string card_code_, Verhicle_type verhicle_, vector<Park_time> instances)
@@ -47,38 +47,38 @@ void Customer::gen_monthly() {
 //================================================================================================
 // functions that interact with the database
 
-void Customer::save_db(SQLite::Database& database) {
+void Customer::save_db() {
     string statement{"insert into Customer values (, '', '', );"};
     // after ( = 28)
     statement.insert(38, std::to_string(int(verhicle)));
     statement.insert(36, card_code);
     statement.insert(32, name);
     statement.insert(29, "null");
-    SQLite::Transaction transaction(database);
-    database.exec(statement);
+    SQLite::Transaction transaction(data::db);
+    data::db.exec(statement);
     transaction.commit();
 }
 
-void Customer::update_db(SQLite::Database& database) {
-    string statement = "UPDATE Customer SET name = \"\", card_code = \"\" where id = '';";
+void Customer::update_db() {
+    string statement = "UPDATE Customer SET name = '', card_code = '' where id = '';";
     statement.insert(58, std::to_string(id));
     statement.insert(44, card_code);
     statement.insert(28, name);
     // std::cout << statement; TODO: set some logging here
-    database.exec(statement);
+    data::db.exec(statement);
 }
 
-void Customer::delete_db(SQLite::Database& database) {
+void Customer::delete_db() {
     string statement = "delete from Customer where id= ;";
     statement.insert(statement.length() - 2, std::to_string(id));
     // std::cout << statement;
-    SQLite::Transaction transaction(database);
-    database.exec(statement);
+    SQLite::Transaction transaction(data::db);
+    data::db.exec(statement);
     transaction.commit();
 }
 
-int Customer::auto_increment_db(SQLite::Database& database) {
-    SQLite::Statement max_id(database, "select max(id) from Customer;");
+int Customer::auto_increment_db() {
+    SQLite::Statement max_id(data::db, "select max(id) from Customer;");
     int id = 0;
     max_id.executeStep();
     id = max_id.getColumn(0);

Park_time.cpp

@@ -8,7 +8,9 @@ Park_time::Park_time(int c_id, int s_id)
     , spot_id { s_id }
     , duration { 0 }
     , start { high_resolution_clock::now() }
+    , id {auto_increment_db() + 1}
 {
+    save_db();
 }
 
 void Park_time::clock_out(int c_id, int s_id)
@@ -26,6 +28,7 @@ void Park_time::clock_out(int c_id, int s_id)
     if (!duration) {
         end = high_resolution_clock::now();
         duration = duration_cast<seconds>(end - start).count(); // use mins later
+        update_db();
 
     } else {
         std::cout << "Already clocked out. Something is wrong \n";
@@ -44,13 +47,47 @@ std::ostream& operator<<(std::ostream& os, const Park_time & pt){
     return os;
 }
 
-void Park_time::debug() {
+
+int Park_time::start_to_int(){
     auto start_to_epoch = start.time_since_epoch();
     auto start_value = std::chrono::duration_cast<std::chrono::seconds>(start_to_epoch);
     int start_seconds = start_value.count();
-
-    auto end_to_epoch = end.time_since_epoch();
-    auto end_value = std::chrono::duration_cast<std::chrono::seconds>(start_to_epoch);
-    int end_seconds = end_value.count();
-    std::cout << "<" << start_seconds << "-" << end_seconds << ">" ;
+    return start_seconds;
+}
+
+// db funcs -----------------------------------------------------------------------------
+
+
+
+void Park_time::save_db() {
+    string statement{"insert into Park_time values ( , , , , , );"};
+    statement.insert(41, "NULL");
+    statement.insert(39, "NULL");
+    statement.insert(37, to_string(start_to_int()) );
+    statement.insert(35, to_string(spot_id));
+    statement.insert(33, to_string(customer_id));
+    statement.insert(31, to_string(id));
+    SQLite::Transaction transaction(data::db);
+    data::db.exec(statement);
+    transaction.commit();
+}
+
+void Park_time::update_db() {
+    string statement = "UPDATE Park_time SET end = , duration =  where id = '';";
+    statement.insert(53, std::to_string(id));
+    statement.insert(40, to_string(duration));
+    statement.insert(27, to_string(start_to_int() + duration));
+    std::cout << statement; // TODO: set some logging here
+    data::db.exec(statement);
+}
+
+
+// to get id on first save to db
+int Park_time::auto_increment_db() {
+    SQLite::Statement max_id(data::db, "select max(id) from Park_time;");
+    int id = 0;
+    max_id.executeStep();
+    id = max_id.getColumn(0);
+    max_id.reset();
+    return id;
 }

data.cpp

@@ -7,7 +7,7 @@ SQLite::Database start_db() {
 
     db.exec("create table if not exists Customer (id integer primary key, name text, card_code varchar(20), verhicle int)");
     db.exec("create table if not exists Park_spot (id integer primary key, taken boolean, customer_id int)");
-    db.exec("create table if not exists Park_time (id integer primary key, customer_id int, spot_id int, start real, end real, duration real)");
+    db.exec("create table if not exists Park_time (id integer primary key, customer_id int, spot_id int, start int, end int, duration int)");
 
     return db;
 }

headers/Customer.h

@@ -7,6 +7,7 @@
 #include <random>
 #include <string>
 #include <vector>
+#include "data.h"
 
 using std::string;
 using std::vector;
@@ -28,7 +29,7 @@ clock in en out creeert en compleet een park_time object. Voegt het toe aan een
 
 class Customer {
   public:
-    Customer(string name_, Verhicle_type verhicle_, SQLite::Database& db);
+    Customer(string name_, Verhicle_type verhicle_);
     Customer(int id_, string name_, string card_code_, Verhicle_type verhicle_,
              vector<Park_time> instances); // needed to construct from db
     // potentially: add a destructor that calls update_db() before being destroyed
@@ -39,8 +40,8 @@ class Customer {
     void clock_in(int s_id);
     void clock_out(int s_id);
 
-    void update_db(SQLite::Database& database);
-    void delete_db(SQLite::Database& database);
+    void update_db();
+    void delete_db();
 
     // void gen_weekly(); TODO: this
     void gen_monthly();
@@ -51,8 +52,8 @@ class Customer {
 
     string gen_cardcode();
 
-    void save_db(SQLite::Database& database);
-    int auto_increment_db(SQLite::Database& database);
+    void save_db();
+    int auto_increment_db();
 };
 
 #endif // CUSTOMER_H

headers/Park_time.h

@@ -4,10 +4,13 @@
 
 #include <chrono>
 #include <iostream>
+#include <string>
+#include "data.h"
 
 
 using namespace std::chrono;
-
+using std::string;
+using std::to_string;
 /*
 db repr of Park_time
 int id (not null, auto increment)
@@ -28,14 +31,18 @@ public:
     int spot_id;
     int duration;
     Park_time(int c_id, int s_id);
+    // Park_time(int c_id, int s_id );
     void clock_out(int c_id, int s_id);
     friend std::ostream& operator<<(std::ostream& os, const  Park_time & pt);
-    void debug();
 
 private:
     high_resolution_clock::time_point start;
     high_resolution_clock::time_point end;
-    //TODO: discuss pros cons of using chrono, ctime, or 3th party lib
+    void save_db();
+    void update_db();
+    int auto_increment_db(); // helper
+    int start_to_int(); // helper
+    
 };
 
 

headers/data.h

@@ -6,7 +6,6 @@ namespace data {
 SQLite::Database start_db();
 static SQLite::Database db = start_db();
 
-
 }
 
 #endif

main.cpp

@@ -1,5 +1,6 @@
 #include "thirdparty/SQLiteCpp/include/SQLiteCpp/SQLiteCpp.h"
 #include "headers/data.h"
+#include "headers/Park_spot.h"
 #include <iostream>
 #include <vector>
 #include <string>
@@ -23,12 +24,12 @@ De client clockt in en uit bij een spot.
 using std::cout;
 
 int main() {
-    SQLite::Statement test(data::db, "SELECT * FROM Customer WHERE id > 2");
-    while (test.executeStep()){
-        int id = test.getColumn(0);
-        std::string name = test.getColumn(1);
-        cout << id << ", " << name << std::endl; 
-
-    }
+    class Customer sagar{"nonsense", Verhicle_type::medium};
+    sagar.update_db();
+
+    Park_spot p1{1};
+    p1.clock(&sagar);
+    p1.clock(&sagar);
+    sagar.gen_monthly();
 
 }