99 lines
3.0 KiB
C++
99 lines
3.0 KiB
C++
#include "headers/Customer.h"
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// constructors
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Customer::Customer(string name_, Verhicle_type verhicle_)
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: name{name_}, verhicle{verhicle_}, card_code{gen_cardcode()} {
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id = auto_increment_db() + 1;
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save_db();
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}
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Customer::Customer(int id_, string name_, string card_code_,
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Verhicle_type verhicle_, vector<Park_time> instances)
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: name{name_},
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card_code{card_code_},
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verhicle{verhicle_},
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park_instances{instances} {}
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Customer::~Customer() { update_db(); }
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// clock in/out methods
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// ====================================================================================
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/*
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Create a p_time object with start=now and adds to vector
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*/
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void Customer::clock_in(int s_id) {
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Park_time pt{id, s_id};
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park_instances.push_back(pt);
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}
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// edit last p_time object so end=now
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void Customer::clock_out(int s_id) {
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park_instances[park_instances.size() - 1].clock_out(id, s_id);
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}
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// report gen
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void Customer::gen_monthly() {
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cout << "NAME: " << name << " card code: " << card_code << "\n";
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cout << "-------------------------------------------------\n";
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for (auto& i : park_instances) {
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// TODO: need some logic to only include from this month. scratch that,
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// need to remove gen monthly
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cout << i;
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}
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cout << "-------------------------------------------------\n\n";
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}
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//================================================================================================
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// functions that interact with the database
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void Customer::save_db() {
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string statement{"insert into Customer values (, '', '', );"};
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// after ( = 28)
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statement.insert(38, to_string(int(verhicle)));
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statement.insert(36, card_code);
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statement.insert(32, name);
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statement.insert(29, to_string(id));
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SQLite::Transaction transaction(data::db);
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data::db.exec(statement);
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transaction.commit();
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}
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void Customer::update_db() {
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string statement =
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"UPDATE Customer SET name = '', card_code = '' where id = '';";
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statement.insert(58, to_string(id));
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statement.insert(44, card_code);
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statement.insert(28, name);
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data::db.exec(statement);
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}
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void Customer::delete_db() {
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string statement = "delete from Customer where id= ;";
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statement.insert(statement.length() - 2, to_string(id));
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SQLite::Transaction transaction(data::db);
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data::db.exec(statement);
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transaction.commit();
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}
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int Customer::auto_increment_db() {
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SQLite::Statement max_id(data::db, "select max(id) from Customer;");
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int id = 0;
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max_id.executeStep();
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id = max_id.getColumn(0);
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max_id.reset();
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return id;
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}
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// random helpers=============================================================
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std::mt19937 mt(time(0));
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std::uniform_int_distribution<int> dist(65, 127);
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string Customer::gen_cardcode() {
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string code;
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for (int i = 0; i < 20; i++) {
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char letter = char(dist(mt));
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code += letter;
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}
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return code;
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}
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