forked from University/epr24pr5-ojanssen2
Doku Manger. Remove Write Methods
This commit is contained in:
parent
ca572b6fb5
commit
9d2de95332
3 changed files with 143 additions and 107 deletions
179
Manager.cpp
179
Manager.cpp
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@ -1,19 +1,16 @@
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#include "Manager.h"
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#include "Manager.h"
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#include "Error.h"
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#include <fstream>
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#include <fstream>
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#include "DataType.h"
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#include "DataType.h"
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#include "Error.h"
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using err::Error;
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using err::Error;
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using util::DataType;
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using util::DataType;
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namespace util
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namespace util {
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{
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Manager::Manager() : users({}), tasks({}), assignments({}), user_id_index(0), task_id_index(0), filename("tasks") {
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Manager::Manager(): users({}), tasks({}), assignments({}), user_id_index(0), task_id_index(0), filename("tasks")
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// Open File
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{
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//Open File
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ifstream in = ifstream(this->filename, ios_base::in);
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ifstream in = ifstream(this->filename, ios_base::in);
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if (!in)
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if (!in) {
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{
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this->save();
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this->save();
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in.clear();
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in.clear();
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in.open(this->filename, ios_base::in);
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in.open(this->filename, ios_base::in);
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@ -24,12 +21,10 @@ namespace util
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DataType current_type = DataType::INIT;
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DataType current_type = DataType::INIT;
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string d; // dump
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string d; // dump
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string line, section;
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string line, section;
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//Parse all Lines until EOF
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// Parse all Lines until EOF
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while (getline(in, line))
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while (getline(in, line)) {
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{
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// Check if the line starts with '['
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// Check if the line starts with '['
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if (!line.empty() && line[0] == '[')
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if (!line.empty() && line[0] == '[') {
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{
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if (line == "[tasks]")
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if (line == "[tasks]")
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current_type = DataType::TASK;
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current_type = DataType::TASK;
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else if (line == "[users]")
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else if (line == "[users]")
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@ -40,158 +35,134 @@ namespace util
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throw Error(602, "Datei hat ein unbekanntes Format.");
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throw Error(602, "Datei hat ein unbekanntes Format.");
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continue;
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continue;
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}
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}
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//Lehre Zeilen überspringen.
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// Lehre Zeilen überspringen.
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if (line.empty())
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if (line.empty())
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continue;
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continue;
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//Speichern im Buffer
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// Speichern im Buffer
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buffer[current_type].push_back(line);
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buffer[current_type].push_back(line);
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} //Data is parsed
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} // Data is parsed
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in.close();
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in.close();
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// Reihenfolge der Verabeitung
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// Reihenfolge der Verabeitung
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vector<DataType> sections = { DataType::USER, DataType::TASK, DataType::ASSIGNMENT };
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vector<DataType> sections = {DataType::USER, DataType::TASK, DataType::ASSIGNMENT};
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for (DataType type : sections)
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for (DataType type: sections) {
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{
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// Keine Data -> Continue
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// Keine Data -> Continue
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if (buffer.find(type) == buffer.end())
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if (buffer.find(type) == buffer.end())
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continue;
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continue;
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const vector<string>& lines = buffer[type];
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const vector<string> &lines = buffer[type];
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//Iteriere über die Gebufferten Strings.
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// Iteriere über die Gebufferten Strings.
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for (const string& buffered_line : lines)
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for (const string &buffered_line: lines) {
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{
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stringstream string_stream(buffered_line);
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stringstream string_stream(buffered_line);
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switch (type)
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switch (type) {
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{
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case DataType::TASK: {
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case DataType::TASK:
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{
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Task task;
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Task task;
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string_stream >> task;
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string_stream >> task;
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this->tasks[task.get_id()] = new Task(task);
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this->tasks[task.get_id()] = new Task(task);
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}
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} break;
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break;
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case DataType::USER: {
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case DataType::USER:
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{
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User user;
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User user;
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string_stream >> user;
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string_stream >> user;
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this->users[user.get_id()] = new User(user);
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this->users[user.get_id()] = new User(user);
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}
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} break;
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break;
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case DataType::ASSIGNMENT: {
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case DataType::ASSIGNMENT:
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{
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Assignment assignment;
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Assignment assignment;
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string_stream >> assignment;
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string_stream >> assignment;
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this->assignments.push_back(new Assignment(assignment));
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this->assignments.push_back(new Assignment(assignment));
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}
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} break;
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break;
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default:
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default:
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break;
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break;
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}
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}
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}
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}
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}
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}
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this->update_indexes();
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this->update_indexes();
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}
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}
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void Manager::update_user_id_index()
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void Manager::update_user_id_index() {
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{
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int i = 0;
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int i = 0;
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for (const auto& user_pair : this->users)
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for (const auto &user_pair: this->users)
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if (user_pair.second && user_pair.second->get_id() >= i)
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if (user_pair.second && user_pair.second->get_id() >= i)
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i = user_pair.second->get_id() + 1;
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i = user_pair.second->get_id() + 1;
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this->user_id_index = i;
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this->user_id_index = i;
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}
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}
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void Manager::update_task_id_index()
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void Manager::update_task_id_index() {
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{
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int i = 0;
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int i = 0;
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for (const auto& task_pair : this->tasks)
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for (const auto &task_pair: this->tasks)
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if (task_pair.second && task_pair.second->get_id() >= i)
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if (task_pair.second && task_pair.second->get_id() >= i)
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i = task_pair.second->get_id() + 1;
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i = task_pair.second->get_id() + 1;
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this->task_id_index = i;
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this->task_id_index = i;
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}
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}
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void Manager::update_indexes()
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void Manager::update_indexes() {
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{
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this->update_user_id_index();
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this->update_user_id_index();
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this->update_task_id_index();
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this->update_task_id_index();
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}
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}
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int Manager::get_user_id()
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int Manager::get_user_id() {
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{
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const int value = this->user_id_index;
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const int value = this->user_id_index;
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++this->user_id_index;
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++this->user_id_index;
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return value;
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return value;
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}
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}
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int Manager::get_task_id()
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int Manager::get_task_id() {
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{
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const int value = this->task_id_index;
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const int value = this->task_id_index;
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++this->task_id_index;
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++this->task_id_index;
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return value;
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return value;
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}
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}
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Manager* Manager::INSTANCE = nullptr;
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Manager *Manager::INSTANCE = nullptr;
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Manager* Manager::get_instance()
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Manager *Manager::get_instance() {
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{
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if (INSTANCE == nullptr)
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if (INSTANCE == nullptr)
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INSTANCE = new Manager();
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INSTANCE = new Manager();
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return INSTANCE;
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return INSTANCE;
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}
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}
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vector<User*> Manager::get_users() const
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vector<User *> Manager::get_users() const {
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{
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vector<User *> user_vector;
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vector<User*> user_vector;
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for (const auto &pair: this->users)
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for (const auto& pair : this->users)
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if (pair.second) // Ensure it's not a nullptr
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if (pair.second) // Ensure it's not a nullptr
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user_vector.push_back(pair.second);
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user_vector.push_back(pair.second);
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return user_vector;
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return user_vector;
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}
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}
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vector<Task*> Manager::get_tasks() const
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vector<Task *> Manager::get_tasks() const {
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{
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vector<Task *> task_vector;
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vector<Task*> task_vector;
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for (const auto &pair: this->tasks)
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for (const auto& pair : this->tasks)
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if (pair.second) // Ensure it's not a nullptr
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if (pair.second) // Ensure it's not a nullptr
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task_vector.push_back(pair.second);
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task_vector.push_back(pair.second);
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return task_vector;
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return task_vector;
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}
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}
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vector<Assignment*> Manager::get_assignments()
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vector<Assignment *> Manager::get_assignments() { return this->assignments; }
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{
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return this->assignments;
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}
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User* Manager::get_user(const int id)
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User *Manager::get_user(const int id) {
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{
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if (this->users.count(id) == 0)
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if (this->users.count(id) == 0)
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return nullptr;
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return nullptr;
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return this->users[id];
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return this->users[id];
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}
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}
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Task* Manager::get_task(const int id)
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Task *Manager::get_task(const int id) {
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{
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if (this->tasks.count(id) == 0)
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if (this->tasks.count(id) == 0)
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return nullptr;
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return nullptr;
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return this->tasks[id];
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return this->tasks[id];
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}
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}
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Vector<Assignment*> Manager::get_assignments_for_user(const int user_id)
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Vector<Assignment *> Manager::get_assignments_for_user(const int user_id) {
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{
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Vector<Assignment *> user_assignments;
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Vector<Assignment*> user_assignments;
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if (this->get_user(user_id) == nullptr)
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if (this->get_user(user_id) == nullptr)
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throw Error(401, "Eine solche BenutzerIn existiert nicht.");
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throw Error(401, "Eine solche BenutzerIn existiert nicht.");
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for (Assignment* as : this->assignments)
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for (Assignment *as: this->assignments)
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if (as->get_user_id() == user_id)
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if (as->get_user_id() == user_id)
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user_assignments.push_back(as);
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user_assignments.push_back(as);
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return user_assignments;
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return user_assignments;
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}
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}
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Vector<Assignment*> Manager::get_assignments_for_task(const int task_id)
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Vector<Assignment *> Manager::get_assignments_for_task(const int task_id) {
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{
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Vector<Assignment *> task_assignments;
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Vector<Assignment*> task_assignments;
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if (this->get_task(task_id) == nullptr)
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if (this->get_task(task_id) == nullptr)
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throw Error(401, "Eine solche BenutzerIn existiert nicht.");
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throw Error(401, "Eine solche BenutzerIn existiert nicht.");
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for (Assignment* as : this->assignments)
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for (Assignment *as: this->assignments)
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if (as->get_task_id() == task_id)
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if (as->get_task_id() == task_id)
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task_assignments.push_back(as);
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task_assignments.push_back(as);
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return task_assignments;
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return task_assignments;
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@ -199,29 +170,26 @@ namespace util
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bool Manager::assignment_exists(int user_id, int task_id) {
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bool Manager::assignment_exists(int user_id, int task_id) {
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for ( Assignment* as : this->assignments)
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for (Assignment *as: this->assignments)
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if (as->get_user_id() == user_id && as->get_task_id() == task_id)
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if (as->get_user_id() == user_id && as->get_task_id() == task_id)
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return true;
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return true;
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return false;
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return false;
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}
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}
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void Manager::add_user(User* user)
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void Manager::add_user(User *user) {
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{
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if (this->users.count(user->get_id()) == 1)
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if (this->users.count(user->get_id()) == 1)
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return;
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return;
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this->users[user->get_id()] = user;
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this->users[user->get_id()] = user;
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}
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}
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void Manager::add_task(Task* task)
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void Manager::add_task(Task *task) {
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{
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if (this->tasks.count(task->get_id()) == 1)
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if (this->tasks.count(task->get_id()) == 1)
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return;
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return;
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this->tasks[task->get_id()] = task;
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this->tasks[task->get_id()] = task;
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}
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}
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void Manager::add_assignment(Assignment* as)
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void Manager::add_assignment(Assignment *as) {
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{
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if (this->get_user(as->get_user_id()) == nullptr)
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if (this->get_user(as->get_user_id()) == nullptr)
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throw Error(401, "Eine solche BenutzerIn existiert nicht.");
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throw Error(401, "Eine solche BenutzerIn existiert nicht.");
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@ -231,25 +199,24 @@ namespace util
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this->assignments.push_back(as);
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this->assignments.push_back(as);
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}
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}
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void Manager::del_user(const int id)
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void Manager::del_user(const int id) {
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{
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if (this->users.count(id) == 0)
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if (this->users.count(id) == 0)
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throw Error(401, "Eine solche BenutzerIn existiert nicht.");
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throw Error(401, "Eine solche BenutzerIn existiert nicht.");
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//Assigment
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// Assigment
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if (!this->get_assignments_for_user(id).empty()) {
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if (!this->get_assignments_for_user(id).empty()) {
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throw Error(201, "Benutzer kann nicht gelöscht werden.");
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throw Error(201, "Benutzer kann nicht gelöscht werden.");
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}
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}
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this->users.erase(id);
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this->users.erase(id);
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}
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}
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void Manager::del_task(const int id)
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void Manager::del_task(const int id) {
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{
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if (this->tasks.count(id) == 0)
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if (this->tasks.count(id) == 0)
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throw Error(402, "Eine solche Aufgabe existiert nicht.");
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throw Error(402, "Eine solche Aufgabe existiert nicht.");
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if (!this->get_assignments_for_task(id).empty()) {
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if (!this->get_assignments_for_task(id).empty()) {
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throw Error(202, "Aufgabe kann nicht gelöscht werden.");
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throw Error(202, "Aufgabe kann nicht gelöscht werden.");
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}
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}
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//TODO: Zudem kann eine Aufgabe nur gelöscht werden, wenn Sie nicht Nachfolgerin einer anderen Aufgabe ist -> Ensure its no Child
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// TODO: Zudem kann eine Aufgabe nur gelöscht werden, wenn Sie nicht Nachfolgerin einer anderen Aufgabe ist ->
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// Ensure its no Child
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/*for (Task* task : this->get_tasks()) {
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/*for (Task* task : this->get_tasks()) {
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for (int child_id : task->get_children()) {
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for (int child_id : task->get_children()) {
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if (id == child_id) {
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if (id == child_id) {
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@ -257,20 +224,19 @@ namespace util
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}
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}
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}
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}
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}*/
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}*/
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if (! this->get_task(id)->is_active()) {
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if (!this->get_task(id)->is_active()) {
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throw Error(202, "Aufgabe kann nicht gelöscht werden.");
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throw Error(202, "Aufgabe kann nicht gelöscht werden.");
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}
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}
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this->tasks.erase(id);
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this->tasks.erase(id);
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}
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}
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void Manager::del_assignment(Assignment& as)
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void Manager::del_assignment(Assignment &as) {
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{
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if (!this->assignment_exists(as.get_user_id(), as.get_task_id()))
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if (!this->assignment_exists(as.get_user_id(), as.get_task_id()))
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throw Error(301, "Eine solche Zuordnung existiert nicht.");
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throw Error(301, "Eine solche Zuordnung existiert nicht.");
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int assignment_nr = 0;
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int assignment_nr = 0;
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for (int i = 0; i < this->assignments.size(); ++i) {
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for (int i = 0; i < this->assignments.size(); ++i) {
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if (this->assignments[i]->get_user_id() == as.get_user_id() && this->assignments[i]->get_task_id() == as.get_task_id()) {
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if (this->assignments[i]->get_user_id() == as.get_user_id() &&
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this->assignments[i]->get_task_id() == as.get_task_id()) {
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assignment_nr = i;
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assignment_nr = i;
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break;
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break;
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}
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}
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@ -278,27 +244,28 @@ namespace util
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this->assignments.erase(this->assignments.begin() + assignment_nr);
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this->assignments.erase(this->assignments.begin() + assignment_nr);
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};
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};
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void Manager::save()
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void Manager::save() {
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{
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ofstream out = ofstream(this->filename, ios_base::trunc);
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ofstream out = ofstream(this->filename, ios_base::trunc);
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if (!out)
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if (!out)
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throw Error(603, "Datei kann nicht geschrieben werden.");
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throw Error(603, "Datei kann nicht geschrieben werden.");
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out << "[tasks]\n";
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out << "[tasks]\n";
|
||||||
for (const auto& task_pair : this->tasks)
|
for (const auto &task_pair: this->tasks)
|
||||||
if (task_pair.second)
|
if (task_pair.second)
|
||||||
task_pair.second->write(out);
|
// task_pair.second->write(out);
|
||||||
|
cout << task_pair.second;
|
||||||
|
|
||||||
out << "\n[users]\n";
|
out << "\n[users]\n";
|
||||||
for (const auto& user_pair : this->users)
|
for (const auto &user_pair: this->users)
|
||||||
if (user_pair.second)
|
if (user_pair.second)
|
||||||
user_pair.second->write(out);
|
// user_pair.second->write(out);
|
||||||
|
cout << user_pair.second;
|
||||||
out << "\n[assignments]\n";
|
out << "\n[assignments]\n";
|
||||||
for (Assignment* assignment : this->assignments)
|
for (Assignment *assignment: this->assignments)
|
||||||
if (assignment)
|
if (assignment)
|
||||||
assignment->write(out);
|
// assignment->write(out);
|
||||||
|
cout << assignment;
|
||||||
|
|
||||||
out.close();
|
out.close();
|
||||||
}
|
}
|
||||||
} // util
|
} // namespace util
|
||||||
|
|
70
Manager.h
70
Manager.h
|
@ -12,49 +12,117 @@ using models::Assignment;
|
||||||
|
|
||||||
namespace util
|
namespace util
|
||||||
{
|
{
|
||||||
|
/// Verwalter von Benutzern, Aufgaben und deren Zuordnungen.
|
||||||
class Manager
|
class Manager
|
||||||
{
|
{
|
||||||
private:
|
private:
|
||||||
|
//Singelton Instanz des Managers
|
||||||
static Manager* INSTANCE;
|
static Manager* INSTANCE;
|
||||||
|
|
||||||
|
//Container für Zeiger auf alle User anhand der Id
|
||||||
map<int, User*> users;
|
map<int, User*> users;
|
||||||
|
//Container für Zeiger auf alle Task anhand der Id
|
||||||
map<int, Task*> tasks;
|
map<int, Task*> tasks;
|
||||||
|
/// Speichert Zuordnungen von Benutzern zu Aufgaben.
|
||||||
vector<Assignment*> assignments;
|
vector<Assignment*> assignments;
|
||||||
|
//Nächste freie User Id
|
||||||
int user_id_index;
|
int user_id_index;
|
||||||
|
//Nächste frei Task Id
|
||||||
int task_id_index;
|
int task_id_index;
|
||||||
|
//Dateiname für den persistenten Speicher
|
||||||
string filename;
|
string filename;
|
||||||
|
|
||||||
|
/// Erstellt eine Instanz des Managers und lädt vorhandene Daten.
|
||||||
Manager();
|
Manager();
|
||||||
|
|
||||||
|
/// Aktualisiert die Benutzer-ID.
|
||||||
void update_user_id_index();
|
void update_user_id_index();
|
||||||
|
|
||||||
|
/// Aktualisiert die Aufgaben-ID.
|
||||||
void update_task_id_index();
|
void update_task_id_index();
|
||||||
|
|
||||||
public:
|
public:
|
||||||
Manager(const Manager&) = delete;
|
Manager(const Manager&) = delete;
|
||||||
Manager& operator=(const Manager&) = delete;
|
Manager& operator=(const Manager&) = delete;
|
||||||
|
|
||||||
|
/// Holt die Singleton-Instanz des Managers.
|
||||||
|
/// @return Ein Zeiger auf die Instanz.
|
||||||
static Manager* get_instance();
|
static Manager* get_instance();
|
||||||
|
|
||||||
|
/// Speichert die aktuellen Daten in einer Datei.
|
||||||
void save();
|
void save();
|
||||||
|
|
||||||
|
/// Aktualisiert die Benutzer- und Aufgaben-IDs.
|
||||||
void update_indexes();
|
void update_indexes();
|
||||||
|
|
||||||
|
/// Holt eine eindeutige Benutzer-ID.
|
||||||
|
/// @return Eine neue Benutzer-ID.
|
||||||
int get_user_id();
|
int get_user_id();
|
||||||
|
|
||||||
|
/// Holt eine eindeutige Aufgaben-ID.
|
||||||
|
/// @return Eine neue Aufgaben-ID.
|
||||||
int get_task_id();
|
int get_task_id();
|
||||||
|
|
||||||
|
/// Holt eine Liste aller Benutzer.
|
||||||
|
/// @return Ein Vektor von Benutzerzeigern.
|
||||||
vector<User*> get_users() const;
|
vector<User*> get_users() const;
|
||||||
|
|
||||||
|
/// Holt eine Liste aller Aufgaben.
|
||||||
|
/// @return Ein Vektor von Aufgabenzeigern.
|
||||||
vector<Task*> get_tasks() const;
|
vector<Task*> get_tasks() const;
|
||||||
|
|
||||||
|
/// Holt eine Liste aller Zuordnungen.
|
||||||
|
/// @return Ein Vektor von Zuordnungen.
|
||||||
vector<Assignment*> get_assignments();
|
vector<Assignment*> get_assignments();
|
||||||
|
|
||||||
|
/// Holt einen Benutzer anhand der ID.
|
||||||
|
/// @param id Die Benutzer-ID.
|
||||||
|
/// @return Ein Zeiger auf den Benutzer oder nullptr.
|
||||||
User* get_user(int id);
|
User* get_user(int id);
|
||||||
|
|
||||||
|
/// Holt eine Aufgabe anhand der ID.
|
||||||
|
/// @param id Die Aufgaben-ID.
|
||||||
|
/// @return Ein Zeiger auf die Aufgabe oder nullptr.
|
||||||
Task* get_task(int id);
|
Task* get_task(int id);
|
||||||
|
|
||||||
|
/// Holt alle Zuordnungen für einen Benutzer.
|
||||||
|
/// @param user_id Die Benutzer-ID.
|
||||||
|
/// @return Ein Vektor von Zuordnungen.
|
||||||
vector<Assignment *> get_assignments_for_user(int user_id);
|
vector<Assignment *> get_assignments_for_user(int user_id);
|
||||||
|
|
||||||
|
/// Holt alle Zuordnungen für eine Aufgabe.
|
||||||
|
/// @param task_id Die Aufgaben-ID.
|
||||||
|
/// @return Ein Vektor von Zuordnungen.
|
||||||
vector<Assignment *> get_assignments_for_task(int task_id);
|
vector<Assignment *> get_assignments_for_task(int task_id);
|
||||||
|
|
||||||
|
/// Prüft, ob eine Zuordnung existiert.
|
||||||
|
/// @param user_id Die Benutzer-ID.
|
||||||
|
/// @param task_id Die Aufgaben-ID.
|
||||||
|
/// @return Wahr, falls die Zuordnung existiert.
|
||||||
bool assignment_exists(int user_id, int task_id);
|
bool assignment_exists(int user_id, int task_id);
|
||||||
|
|
||||||
|
/// Fügt einen neuen Benutzer hinzu.
|
||||||
|
/// @param user Ein Zeiger auf den Benutzer.
|
||||||
void add_user(User* user);
|
void add_user(User* user);
|
||||||
|
|
||||||
|
/// Fügt eine neue Aufgabe hinzu.
|
||||||
|
/// @param task Ein Zeiger auf die Aufgabe.
|
||||||
void add_task(Task* task);
|
void add_task(Task* task);
|
||||||
|
|
||||||
|
/// Fügt eine neue Zuordnung hinzu.
|
||||||
|
/// @param as Ein Zeiger auf die Zuordnung.
|
||||||
void add_assignment(Assignment* as);
|
void add_assignment(Assignment* as);
|
||||||
|
|
||||||
|
/// Löscht einen Benutzer anhand der ID.
|
||||||
|
/// @param id Die Benutzer-ID.
|
||||||
void del_user(int id);
|
void del_user(int id);
|
||||||
|
|
||||||
|
/// Löscht eine Aufgabe anhand der ID.
|
||||||
|
/// @param id Die Aufgaben-ID.
|
||||||
void del_task(int id);
|
void del_task(int id);
|
||||||
|
|
||||||
|
/// Löscht eine Zuordnung.
|
||||||
|
/// @param as Die Zuordnung.
|
||||||
void del_assignment(Assignment& as);
|
void del_assignment(Assignment& as);
|
||||||
};
|
};
|
||||||
} // util
|
} // util
|
||||||
|
|
1
main.cpp
1
main.cpp
|
@ -35,6 +35,7 @@ const vector<SubCommand*> handlers = {
|
||||||
|
|
||||||
int main(int argc, char** argv)
|
int main(int argc, char** argv)
|
||||||
{
|
{
|
||||||
|
//TODO:: THis needs to be removed?
|
||||||
if (argc < 2)
|
if (argc < 2)
|
||||||
{
|
{
|
||||||
cout << "There are not enough args!\n";
|
cout << "There are not enough args!\n";
|
||||||
|
|
Loading…
Add table
Reference in a new issue