Rune Harlyk
110 lines
2.9 KiB
C++
110 lines
2.9 KiB
C++
#pragma once
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#include <EventEndpoint.h>
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#include <FSPersistence.h>
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#include <HttpEndpoint.h>
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#include <SecurityManager.h>
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#include <StatefulService.h>
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#include <SPI.h>
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#include <Wire.h>
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#define DEVICE_CONFIG_FILE "/config/deviceConfig.json"
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#define EVENT_CONFIGURATION_SETTINGS "ConfigurationSettings"
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#define CONFIGURATION_SETTINGS_PATH "/api/configuration"
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/*
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* OLED Settings
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*/
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#define SCREEN_WIDTH 128
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#define SCREEN_HEIGHT 64
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#define SCREEN_RESET -1
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/*
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* I2C software connection
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*/
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#define SDA 14
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#define SCL 15
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/*
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* Ultra sonic sensors
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*/
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#define USS_LEFT 12
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#define USS_RIGHT 13
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#define USS_MAX_DISTANCE 200
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class PinConfig {
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public:
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int pin;
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String mode;
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String type;
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String role;
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PinConfig(int p, String m, String t, String r) : pin(p), mode(m), type(t), role(r) {}
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};
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class DeviceConfiguration {
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public:
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int sda = SDA;
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int scl = SCL;
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std::vector<PinConfig> pins;
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static void read(DeviceConfiguration &settings, JsonObject &root) {
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root["sda"] = settings.sda;
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root["scl"] = settings.scl;
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}
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static StateUpdateResult update(JsonObject &root, DeviceConfiguration &settings) {
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settings.sda = root["sda"] | SDA;
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settings.scl = root["scl"] | SCL;
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return StateUpdateResult::CHANGED;
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};
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};
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class DeviceConfigurationService : public StatefulService<DeviceConfiguration> {
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public:
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DeviceConfigurationService(PsychicHttpServer *server, FS *fs,
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SecurityManager *securityManager,
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EventSocket *socket)
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: _server(server),
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_securityManager(securityManager),
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_httpEndpoint(DeviceConfiguration::read, DeviceConfiguration::update,
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this, server, CONFIGURATION_SETTINGS_PATH,
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securityManager, AuthenticationPredicates::IS_ADMIN),
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_eventEndpoint(DeviceConfiguration::read, DeviceConfiguration::update,
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this, socket, EVENT_CONFIGURATION_SETTINGS),
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_fsPersistence(DeviceConfiguration::read, DeviceConfiguration::update,
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this, fs, DEVICE_CONFIG_FILE)
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{
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addUpdateHandler([&](const String &originId) { updatePins(); },
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false);
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};
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void begin() {
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_httpEndpoint.begin();
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_eventEndpoint.begin();
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_fsPersistence.readFromFS();
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updatePins();
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};
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void updatePins() {
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if (i2c_active){
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Wire.end();
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}
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if (_state.sda != -1 && _state.scl != -1) {
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Wire.begin(_state.sda, _state.scl);
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i2c_active = true;
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}
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}
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private:
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PsychicHttpServer *_server;
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SecurityManager *_securityManager;
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HttpEndpoint<DeviceConfiguration> _httpEndpoint;
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EventEndpoint<DeviceConfiguration> _eventEndpoint;
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FSPersistence<DeviceConfiguration> _fsPersistence;
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bool i2c_active = false;
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};
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