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Integration of Simple Weather Service
Replace the old WeatherService by the new Simple Weather Service.
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,101 @@ | ||
| #include "components/ble/SimpleWeatherService.h" | ||
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| #include <algorithm> | ||
| #include <cstring> | ||
| #include <nrf_log.h> | ||
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| using namespace Pinetime::Controllers; | ||
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| namespace { | ||
| enum class MessageType : uint8_t { CurrentWeather, Forecast, Unknown }; | ||
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| uint64_t ToUInt64(const uint8_t* data) { | ||
| return *(reinterpret_cast<const uint64_t*>(data)); | ||
| } | ||
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| SimpleWeatherService::CurrentWeather CreateCurrentWeather(const uint8_t* dataBuffer) { | ||
| char cityName[33]; | ||
| std::memcpy(&cityName[0], &dataBuffer[13], 32); | ||
| cityName[32] = '\0'; | ||
| return SimpleWeatherService::CurrentWeather {ToUInt64(&dataBuffer[2]), | ||
| dataBuffer[10], | ||
| dataBuffer[11], | ||
| dataBuffer[12], | ||
| dataBuffer[13 + 32], | ||
| cityName}; | ||
| } | ||
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| SimpleWeatherService::Forecast CreateForecast(const uint8_t* dataBuffer) { | ||
| auto timestamp = static_cast<uint64_t>(ToUInt64(&dataBuffer[2])); | ||
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| std::array<SimpleWeatherService::Forecast::Day, SimpleWeatherService::MaxNbForecastDays> days; | ||
| const uint8_t nbDaysInBuffer = dataBuffer[10]; | ||
| const uint8_t nbDays = std::min(SimpleWeatherService::MaxNbForecastDays, nbDaysInBuffer); | ||
| for (int i = 0; i < nbDays; i++) { | ||
| days[i] = SimpleWeatherService::Forecast::Day {dataBuffer[11 + (i * 3)], dataBuffer[12 + (i * 3)], dataBuffer[13 + (i * 3)]}; | ||
| } | ||
| return SimpleWeatherService::Forecast {timestamp, nbDays, days}; | ||
| } | ||
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| MessageType GetMessageType(const uint8_t* data) { | ||
| auto messageType = static_cast<MessageType>(*data); | ||
| if (messageType > MessageType::Unknown) { | ||
| return MessageType::Unknown; | ||
| } | ||
| return messageType; | ||
| } | ||
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| uint8_t GetVersion(const uint8_t* dataBuffer) { | ||
| return dataBuffer[1]; | ||
| } | ||
| } | ||
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| int WeatherCallback(uint16_t /*connHandle*/, uint16_t /*attrHandle*/, struct ble_gatt_access_ctxt* ctxt, void* arg) { | ||
| return static_cast<Pinetime::Controllers::SimpleWeatherService*>(arg)->OnCommand(ctxt); | ||
| } | ||
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| SimpleWeatherService::SimpleWeatherService(const DateTime& dateTimeController) : dateTimeController(dateTimeController) { | ||
| } | ||
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| void SimpleWeatherService::Init() { | ||
| //ble_gatts_count_cfg(serviceDefinition); | ||
| //ble_gatts_add_svcs(serviceDefinition); | ||
| } | ||
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| int SimpleWeatherService::OnCommand(struct ble_gatt_access_ctxt* ctxt) { | ||
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| return 0; | ||
| } | ||
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| std::optional<SimpleWeatherService::CurrentWeather> SimpleWeatherService::Current() const { | ||
| if (currentWeather) { | ||
| auto currentTime = dateTimeController.UTCDateTime().time_since_epoch(); | ||
| auto weatherTpSecond = std::chrono::seconds {currentWeather->timestamp}; | ||
| auto weatherTp = std::chrono::duration_cast<std::chrono::seconds>(weatherTpSecond); | ||
| auto delta = currentTime - weatherTp; | ||
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| if (delta < std::chrono::hours {24}) { | ||
| return currentWeather; | ||
| } | ||
| } | ||
| return {}; | ||
| } | ||
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| std::optional<SimpleWeatherService::Forecast> SimpleWeatherService::GetForecast() const { | ||
| if (forecast) { | ||
| auto currentTime = dateTimeController.UTCDateTime().time_since_epoch(); | ||
| auto weatherTpSecond = std::chrono::seconds {forecast->timestamp}; | ||
| auto weatherTp = std::chrono::duration_cast<std::chrono::seconds>(weatherTpSecond); | ||
| auto delta = currentTime - weatherTp; | ||
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| if (delta < std::chrono::hours {24}) { | ||
| return this->forecast; | ||
| } | ||
| } | ||
| return {}; | ||
| } | ||
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| bool SimpleWeatherService::CurrentWeather::operator==(const SimpleWeatherService::CurrentWeather& other) const { | ||
| return this->iconId == other.iconId && this->temperature == other.temperature && this->timestamp == other.timestamp && | ||
| this->maxTemperature == other.maxTemperature && this->minTemperature == other.maxTemperature; | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,124 @@ | ||
| #pragma once | ||
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| #include <cstdint> | ||
| #include <string> | ||
| #include <vector> | ||
| #include <memory> | ||
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| //#define min // workaround: nimble's min/max macros conflict with libstdc++ | ||
| //#define max | ||
| //#include <host/ble_gap.h> | ||
| //#include <host/ble_uuid.h> | ||
| #include <optional> | ||
| #include <cstring> | ||
| #include <array> | ||
| //#undef max | ||
| //#undef min | ||
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| #include "components/datetime/DateTimeController.h" | ||
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| int WeatherCallback(uint16_t connHandle, uint16_t attrHandle, struct ble_gatt_access_ctxt* ctxt, void* arg); | ||
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| namespace Pinetime { | ||
| namespace Controllers { | ||
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| class SimpleWeatherService { | ||
| public: | ||
| explicit SimpleWeatherService(const DateTime& dateTimeController); | ||
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| void Init(); | ||
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| int OnCommand(struct ble_gatt_access_ctxt* ctxt); | ||
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| static constexpr uint8_t MaxNbForecastDays = 5; | ||
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| enum class Icons : uint8_t { | ||
| Sun = 0, // ClearSky | ||
| CloudsSun = 1, // FewClouds | ||
| Clouds = 2, // Scattered clouds | ||
| BrokenClouds = 3, | ||
| CloudShowerHeavy = 4, // shower rain | ||
| CloudSunRain = 5, // rain | ||
| Thunderstorm = 6, | ||
| Snow = 7, | ||
| Smog = 8, // Mist | ||
| Unknown = 255 | ||
| }; | ||
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| struct CurrentWeather { | ||
| CurrentWeather(uint64_t timestamp, | ||
| uint8_t temperature, | ||
| uint8_t minTemperature, | ||
| uint8_t maxTemperature, | ||
| uint8_t iconId, | ||
| const char* location) | ||
| : timestamp {timestamp}, | ||
| temperature {temperature}, | ||
| minTemperature {minTemperature}, | ||
| maxTemperature {maxTemperature}, | ||
| iconId {iconId} { | ||
| std::memcpy(this->location, location, 32); | ||
| this->location[32] = 0; | ||
| } | ||
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| uint64_t timestamp; | ||
| uint8_t temperature; | ||
| uint8_t minTemperature; | ||
| uint8_t maxTemperature; | ||
| Icons iconId; | ||
| char location[33]; // 32 char + \0 (end of string) | ||
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| bool operator==(const CurrentWeather& other) const; | ||
| }; | ||
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| struct Forecast { | ||
| uint64_t timestamp; | ||
| uint8_t nbDays; | ||
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| struct Day { | ||
| uint8_t minTemperature; | ||
| uint8_t maxTemperature; | ||
| uint8_t iconId; | ||
| }; | ||
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| std::array<Day, MaxNbForecastDays> days; | ||
| }; | ||
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| std::optional<CurrentWeather> Current() const; | ||
| std::optional<Forecast> GetForecast() const; | ||
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| private: | ||
| // 00050000-78fc-48fe-8e23-433b3a1942d0 | ||
| //static constexpr ble_uuid128_t BaseUuid() { | ||
| // return CharUuid(0x00, 0x00); | ||
| //} | ||
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| // 0005yyxx-78fc-48fe-8e23-433b3a1942d0 | ||
| //static constexpr ble_uuid128_t CharUuid(uint8_t x, uint8_t y) { | ||
| // return ble_uuid128_t {.u = {.type = BLE_UUID_TYPE_128}, | ||
| // .value = {0xd0, 0x42, 0x19, 0x3a, 0x3b, 0x43, 0x23, 0x8e, 0xfe, 0x48, 0xfc, 0x78, y, x, 0x05, 0x00}}; | ||
| //} | ||
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| //ble_uuid128_t weatherUuid {BaseUuid()}; | ||
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| //ble_uuid128_t weatherDataCharUuid {CharUuid(0x00, 0x01)}; | ||
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| //const struct ble_gatt_chr_def characteristicDefinition[2] = {{.uuid = &weatherDataCharUuid.u, | ||
| // .access_cb = WeatherCallback, | ||
| // .arg = this, | ||
| // .flags = BLE_GATT_CHR_F_WRITE, | ||
| // .val_handle = &eventHandle}, | ||
| // {0}}; | ||
| //const struct ble_gatt_svc_def serviceDefinition[2] = { | ||
| // {.type = BLE_GATT_SVC_TYPE_PRIMARY, .uuid = &weatherUuid.u, .characteristics = characteristicDefinition}, | ||
| // {0}}; | ||
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| uint16_t eventHandle {}; | ||
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| const Pinetime::Controllers::DateTime& dateTimeController; | ||
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| std::optional<CurrentWeather> currentWeather; | ||
| std::optional<Forecast> forecast; | ||
| }; | ||
| } | ||
| } |
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