131 lines
3.9 KiB
C++
131 lines
3.9 KiB
C++
/*
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* InputDriverFactory.cpp
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*
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* Created on: Jun 14, 2018
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* Author: Andreas Schneider, Johannes Wendel, Jonas Zeunert
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*/
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#include "InputDriverFactory.h"
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#include "utility/config.h"
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#include "utility/LoggerFactory.h"
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#include "input/impl/InputDriver.h"
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#include "input/impl/EventNotifier.h"
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#include "input/impl/Detector.h"
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namespace flippR_driver
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{
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namespace input
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{
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namespace InputDriverFactory
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{
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using namespace nlohmann;
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using namespace flippR_driver::utility;
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std::shared_ptr<InputDriver> get_InputDriver(std::istream &input_pin_stream, std::istream &matrix_config_stream)
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{
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LoggerFactory::CreateInputLogger();
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IBlockingQueue<Event> *event_queue = new BlockingQueue<Event>;
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std::shared_ptr<EventNotifier> event_notifier(new impl::EventNotifier(event_queue));
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std::vector<std::shared_ptr<DistributingEvent>> events;
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std::map<std::string, std::shared_ptr<Event>> name_event_map;
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create_events(matrix_config_stream, events, name_event_map, event_notifier);
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std::unique_ptr<InputPinController> input_gpio_interface(new impl::InputPinController(create_pin_map(input_pin_stream)));
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std::unique_ptr<Detector> detector(new impl::Detector(std::move(input_gpio_interface), events));
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return std::make_shared<impl::InputDriver>(event_notifier, std::move(detector), name_event_map);
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}
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namespace
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{
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void create_events(std::istream &matrix_config_stream, std::vector<std::shared_ptr<DistributingEvent>> &events,
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std::map<std::string, std::shared_ptr<Event>> &name_event_map,
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std::shared_ptr<EventNotifier> event_notifier)
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{
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json matrix_config;
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matrix_config_stream >> matrix_config;
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try
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{
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int global_bounce_time = matrix_config.at("global_bounce_time").get<uint8_t>();
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auto &json_events = matrix_config.at("input_matrix");
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for(auto &json_event : json_events)
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{
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std::shared_ptr<DistributingEvent> event = create_event(json_event, event_notifier, global_bounce_time);
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events.push_back(event);
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name_event_map.emplace(event->name, event);
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}
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}
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catch(json::exception &e)
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{
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CLOG(ERROR, INPUT_LOGGER) << "Event matrix config file corrupted: " << e.what();
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exit(EXIT_FAILURE);
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}
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}
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std::shared_ptr<DistributingEvent> create_event(json &json_event, std::shared_ptr<EventNotifier> event_notifier, int bounce_time)
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{
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std::string name = json_event.at("name");
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char address = json_event.at("address").get<uint8_t>();
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int priority = json_event.at("priority").get<uint8_t>();
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set_individual_bounce_time(json_event, bounce_time);
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return std::make_shared<DistributingEvent>(address, priority, name, std::chrono::milliseconds(bounce_time), event_notifier);
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}
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void set_individual_bounce_time(json &json_event, int &bounce_time)
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{
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auto it_bounce_time = json_event.find("bounce_time");
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if(it_bounce_time != json_event.end())
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{
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bounce_time = it_bounce_time->get<uint8_t>();
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}
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}
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std::map<std::string, uint8_t> create_pin_map(std::istream &input_pin_stream)
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{
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std::map<std::string, uint8_t> input_pin_map;
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json pin_config;
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input_pin_stream >> pin_config;
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try
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{
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json row_json = pin_config.at("row");
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input_pin_map["row_address_A"] = row_json.at("A").get<uint8_t>();
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input_pin_map["row_address_B"] = row_json.at("B").get<uint8_t>();
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input_pin_map["row_address_C"] = row_json.at("C").get<uint8_t>();
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json col_json = pin_config.at("col");
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input_pin_map["col_address_A"] = col_json.at("A").get<uint8_t>();
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input_pin_map["col_address_B"] = col_json.at("B").get<uint8_t>();
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input_pin_map["col_address_C"] = col_json.at("C").get<uint8_t>();
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input_pin_map["data_address"] = pin_config.at("data").get<uint8_t>();
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}
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catch(json::exception &e)
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{
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CLOG(ERROR, INPUT_LOGGER) << "Input pin config file corrupted! " << e.what();
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exit(EXIT_FAILURE);
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}
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return input_pin_map;
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}
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}
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}
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}
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}
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