/* Abandon hope, all ye who enter here. */

#include <m-string.h>
#include <subghz/types.h>
#include <lib/toolbox/path.h>
#include "subghz_i.h"

#define TAG "SubGhzApp"

bool subghz_custom_event_callback(void* context, uint32_t event) {
    furi_assert(context);
    SubGhz* subghz = context;
    return scene_manager_handle_custom_event(subghz->scene_manager, event);
}

bool subghz_back_event_callback(void* context) {
    furi_assert(context);
    SubGhz* subghz = context;
    return scene_manager_handle_back_event(subghz->scene_manager);
}

void subghz_tick_event_callback(void* context) {
    furi_assert(context);
    SubGhz* subghz = context;
    scene_manager_handle_tick_event(subghz->scene_manager);
}

static void subghz_rpc_command_callback(RpcAppSystemEvent event, void* context) {
    furi_assert(context);
    SubGhz* subghz = context;

    furi_assert(subghz->rpc_ctx);

    if(event == RpcAppEventSessionClose) {
        view_dispatcher_send_custom_event(
            subghz->view_dispatcher, SubGhzCustomEventSceneRpcSessionClose);
        rpc_system_app_set_callback(subghz->rpc_ctx, NULL, NULL);
        subghz->rpc_ctx = NULL;
    } else if(event == RpcAppEventAppExit) {
        view_dispatcher_send_custom_event(subghz->view_dispatcher, SubGhzCustomEventSceneExit);
    } else if(event == RpcAppEventLoadFile) {
        view_dispatcher_send_custom_event(subghz->view_dispatcher, SubGhzCustomEventSceneRpcLoad);
    } else if(event == RpcAppEventButtonPress) {
        view_dispatcher_send_custom_event(
            subghz->view_dispatcher, SubGhzCustomEventSceneRpcButtonPress);
    } else if(event == RpcAppEventButtonRelease) {
        view_dispatcher_send_custom_event(
            subghz->view_dispatcher, SubGhzCustomEventSceneRpcButtonRelease);
    } else {
        rpc_system_app_confirm(subghz->rpc_ctx, event, false);
    }
}

void subghz_blink_start(SubGhz* instance) {
    furi_assert(instance);
    notification_message(instance->notifications, &sequence_blink_start_magenta);
}

void subghz_blink_stop(SubGhz* instance) {
    furi_assert(instance);
    notification_message(instance->notifications, &sequence_blink_stop);
}

SubGhz* subghz_alloc(bool alloc_for_tx_only) {
    SubGhz* subghz = malloc(sizeof(SubGhz));

    string_init(subghz->file_path);
    string_init(subghz->file_path_tmp);

    // GUI
    subghz->gui = furi_record_open(RECORD_GUI);

    subghz->in_decoder_scene = false;

    // View Dispatcher
    subghz->view_dispatcher = view_dispatcher_alloc();
    view_dispatcher_enable_queue(subghz->view_dispatcher);

    subghz->scene_manager = scene_manager_alloc(&subghz_scene_handlers, subghz);
    view_dispatcher_set_event_callback_context(subghz->view_dispatcher, subghz);
    view_dispatcher_set_custom_event_callback(
        subghz->view_dispatcher, subghz_custom_event_callback);
    view_dispatcher_set_navigation_event_callback(
        subghz->view_dispatcher, subghz_back_event_callback);
    view_dispatcher_set_tick_event_callback(
        subghz->view_dispatcher, subghz_tick_event_callback, 100);

    // Open Notification record
    subghz->notifications = furi_record_open(RECORD_NOTIFICATION);

    if(!alloc_for_tx_only) {
        // SubMenu
        subghz->submenu = submenu_alloc();
        view_dispatcher_add_view(
            subghz->view_dispatcher, SubGhzViewIdMenu, submenu_get_view(subghz->submenu));

        // Receiver
        subghz->subghz_receiver = subghz_view_receiver_alloc();
        view_dispatcher_add_view(
            subghz->view_dispatcher,
            SubGhzViewIdReceiver,
            subghz_view_receiver_get_view(subghz->subghz_receiver));
    }
    // Popup
    subghz->popup = popup_alloc();
    view_dispatcher_add_view(
        subghz->view_dispatcher, SubGhzViewIdPopup, popup_get_view(subghz->popup));
    if(!alloc_for_tx_only) {
        // Text Input
        subghz->text_input = text_input_alloc();
        view_dispatcher_add_view(
            subghz->view_dispatcher,
            SubGhzViewIdTextInput,
            text_input_get_view(subghz->text_input));

        // Byte Input
        subghz->byte_input = byte_input_alloc();
        view_dispatcher_add_view(
            subghz->view_dispatcher,
            SubGhzViewIdByteInput,
            byte_input_get_view(subghz->byte_input));

        // Custom Widget
        subghz->widget = widget_alloc();
        view_dispatcher_add_view(
            subghz->view_dispatcher, SubGhzViewIdWidget, widget_get_view(subghz->widget));
    }
    //Dialog
    subghz->dialogs = furi_record_open(RECORD_DIALOGS);

    // Transmitter
    subghz->subghz_transmitter = subghz_view_transmitter_alloc();
    view_dispatcher_add_view(
        subghz->view_dispatcher,
        SubGhzViewIdTransmitter,
        subghz_view_transmitter_get_view(subghz->subghz_transmitter));
    if(!alloc_for_tx_only) {
        // Variable Item List
        subghz->variable_item_list = variable_item_list_alloc();
        view_dispatcher_add_view(
            subghz->view_dispatcher,
            SubGhzViewIdVariableItemList,
            variable_item_list_get_view(subghz->variable_item_list));

        // Frequency Analyzer
        subghz->subghz_frequency_analyzer = subghz_frequency_analyzer_alloc();
        view_dispatcher_add_view(
            subghz->view_dispatcher,
            SubGhzViewIdFrequencyAnalyzer,
            subghz_frequency_analyzer_get_view(subghz->subghz_frequency_analyzer));
    }
    // Read RAW
    subghz->subghz_read_raw = subghz_read_raw_alloc(alloc_for_tx_only);
    view_dispatcher_add_view(
        subghz->view_dispatcher,
        SubGhzViewIdReadRAW,
        subghz_read_raw_get_view(subghz->subghz_read_raw));

#if FURI_DEBUG
    // Carrier Test Module
    subghz->subghz_test_carrier = subghz_test_carrier_alloc();
    view_dispatcher_add_view(
        subghz->view_dispatcher,
        SubGhzViewIdTestCarrier,
        subghz_test_carrier_get_view(subghz->subghz_test_carrier));

    // Packet Test
    subghz->subghz_test_packet = subghz_test_packet_alloc();
    view_dispatcher_add_view(
        subghz->view_dispatcher,
        SubGhzViewIdTestPacket,
        subghz_test_packet_get_view(subghz->subghz_test_packet));

    // Static send
    subghz->subghz_test_static = subghz_test_static_alloc();
    view_dispatcher_add_view(
        subghz->view_dispatcher,
        SubGhzViewIdStatic,
        subghz_test_static_get_view(subghz->subghz_test_static));
#endif

    //init setting
    subghz->setting = subghz_setting_alloc();
    if(alloc_for_tx_only) {
        subghz_setting_load(subghz->setting, EXT_PATH("subghz/assets/setting_user"), false);
    } else {
        subghz_setting_load(subghz->setting, EXT_PATH("subghz/assets/setting_user"), true);
    }

    // Load last used values for Read, Read RAW, etc. or default
    if(!alloc_for_tx_only) {
        subghz->last_settings = subghz_last_settings_alloc();
        subghz_last_settings_load(
            subghz->last_settings, subghz_setting_get_preset_count(subghz->setting));
#if FURI_DEBUG
#ifdef SUBGHZ_SAVE_DETECT_RAW_SETTING
        FURI_LOG_D(
            TAG,
            "last frequency: %d, preset: %d, detect_raw: %d",
            subghz->last_settings->frequency,
            subghz->last_settings->preset,
            subghz->last_settings->detect_raw);
#else
        FURI_LOG_D(
            TAG,
            "last frequency: %d, preset: %d",
            subghz->last_settings->frequency,
            subghz->last_settings->preset);
#endif
#endif
        subghz_setting_set_default_frequency(subghz->setting, subghz->last_settings->frequency);
    }
    //init Worker & Protocol & History & KeyBoard
    subghz->lock = SubGhzLockOff;
    subghz->txrx = malloc(sizeof(SubGhzTxRx));
    subghz->txrx->preset = malloc(sizeof(SubGhzPresetDefinition));
    string_init(subghz->txrx->preset->name);
    if(!alloc_for_tx_only) {
        subghz_preset_init(
            subghz,
            subghz_setting_get_preset_name(subghz->setting, subghz->last_settings->preset),
            subghz->last_settings->frequency,
            NULL,
            0);
    } else {
        subghz_preset_init(
            subghz, "AM650", subghz_setting_get_default_frequency(subghz->setting), NULL, 0);
    }
    subghz->txrx->txrx_state = SubGhzTxRxStateSleep;
    subghz->txrx->hopper_state = SubGhzHopperStateOFF;
    subghz->txrx->rx_key_state = SubGhzRxKeyStateIDLE;
    if(!alloc_for_tx_only) {
        subghz->txrx->history = subghz_history_alloc();
    }

    subghz->txrx->worker = subghz_worker_alloc();

    subghz->txrx->fff_data = flipper_format_string_alloc();
    subghz->txrx->secure_data = malloc(sizeof(SecureData));

    subghz->txrx->environment = subghz_environment_alloc();
    subghz_environment_set_came_atomo_rainbow_table_file_name(
        subghz->txrx->environment, EXT_PATH("subghz/assets/came_atomo"));
    subghz_environment_set_nice_flor_s_rainbow_table_file_name(
        subghz->txrx->environment, EXT_PATH("subghz/assets/nice_flor_s"));

    subghz->txrx->receiver = subghz_receiver_alloc_init(subghz->txrx->environment);
#ifdef SUBGHZ_SAVE_DETECT_RAW_SETTING
    subghz_last_settings_set_detect_raw_values(subghz);
#else
    subghz_receiver_set_filter(subghz->txrx->receiver, SubGhzProtocolFlag_Decodable);
#endif

    subghz_worker_set_overrun_callback(
        subghz->txrx->worker, (SubGhzWorkerOverrunCallback)subghz_receiver_reset);
    subghz_worker_set_pair_callback(
        subghz->txrx->worker, (SubGhzWorkerPairCallback)subghz_receiver_decode);
    subghz_worker_set_context(subghz->txrx->worker, subghz->txrx->receiver);

    //Init Error_str
    string_init(subghz->error_str);

    return subghz;
}

void subghz_free(SubGhz* subghz, bool alloc_for_tx_only) {
    furi_assert(subghz);

    if(subghz->rpc_ctx) {
        rpc_system_app_set_callback(subghz->rpc_ctx, NULL, NULL);
        rpc_system_app_send_exited(subghz->rpc_ctx);
        subghz_blink_stop(subghz);
        subghz->rpc_ctx = NULL;
    }

#if FURI_DEBUG
    // Packet Test
    view_dispatcher_remove_view(subghz->view_dispatcher, SubGhzViewIdTestPacket);
    subghz_test_packet_free(subghz->subghz_test_packet);

    // Carrier Test
    view_dispatcher_remove_view(subghz->view_dispatcher, SubGhzViewIdTestCarrier);
    subghz_test_carrier_free(subghz->subghz_test_carrier);

    // Static
    view_dispatcher_remove_view(subghz->view_dispatcher, SubGhzViewIdStatic);
    subghz_test_static_free(subghz->subghz_test_static);
#endif

    if(!alloc_for_tx_only) {
        // Receiver
        view_dispatcher_remove_view(subghz->view_dispatcher, SubGhzViewIdReceiver);
        subghz_view_receiver_free(subghz->subghz_receiver);

        // TextInput
        view_dispatcher_remove_view(subghz->view_dispatcher, SubGhzViewIdTextInput);
        text_input_free(subghz->text_input);

        // ByteInput
        view_dispatcher_remove_view(subghz->view_dispatcher, SubGhzViewIdByteInput);
        byte_input_free(subghz->byte_input);

        // Custom Widget
        view_dispatcher_remove_view(subghz->view_dispatcher, SubGhzViewIdWidget);
        widget_free(subghz->widget);
    }
    //Dialog
    furi_record_close(RECORD_DIALOGS);

    // Transmitter
    view_dispatcher_remove_view(subghz->view_dispatcher, SubGhzViewIdTransmitter);
    subghz_view_transmitter_free(subghz->subghz_transmitter);
    if(!alloc_for_tx_only) {
        // Variable Item List
        view_dispatcher_remove_view(subghz->view_dispatcher, SubGhzViewIdVariableItemList);
        variable_item_list_free(subghz->variable_item_list);

        // Frequency Analyzer
        view_dispatcher_remove_view(subghz->view_dispatcher, SubGhzViewIdFrequencyAnalyzer);
        subghz_frequency_analyzer_free(subghz->subghz_frequency_analyzer);
    }
    // Read RAW
    view_dispatcher_remove_view(subghz->view_dispatcher, SubGhzViewIdReadRAW);
    subghz_read_raw_free(subghz->subghz_read_raw);
    if(!alloc_for_tx_only) {
        // Submenu
        view_dispatcher_remove_view(subghz->view_dispatcher, SubGhzViewIdMenu);
        submenu_free(subghz->submenu);
    }
    // Popup
    view_dispatcher_remove_view(subghz->view_dispatcher, SubGhzViewIdPopup);
    popup_free(subghz->popup);

    // Scene manager
    scene_manager_free(subghz->scene_manager);

    // View Dispatcher
    view_dispatcher_free(subghz->view_dispatcher);

    // GUI
    furi_record_close(RECORD_GUI);
    subghz->gui = NULL;

    //setting
    subghz_setting_free(subghz->setting);
    if(!alloc_for_tx_only) {
        subghz_last_settings_free(subghz->last_settings);
    }
    //Worker & Protocol & History

    subghz_receiver_free(subghz->txrx->receiver);

    subghz_environment_free(subghz->txrx->environment);

    subghz_worker_free(subghz->txrx->worker);

    flipper_format_free(subghz->txrx->fff_data);
    if(!alloc_for_tx_only) {
        subghz_history_free(subghz->txrx->history);
    }
    string_clear(subghz->txrx->preset->name);
    free(subghz->txrx->preset);
    free(subghz->txrx->secure_data);
    free(subghz->txrx);

    //Error string
    string_clear(subghz->error_str);

    // Notifications
    furi_record_close(RECORD_NOTIFICATION);
    subghz->notifications = NULL;

    // Path strings
    string_clear(subghz->file_path);
    string_clear(subghz->file_path_tmp);

    // The rest
    free(subghz);
}

int32_t subghz_app(void* p) {
    bool alloc_for_tx;
    if(p && strlen(p)) {
        alloc_for_tx = true;
    } else {
        alloc_for_tx = false;
    }

    SubGhz* subghz = subghz_alloc(alloc_for_tx);

    if(alloc_for_tx) {
        subghz->raw_send_only = true;
    } else {
        subghz->raw_send_only = false;
    }

    //Load database
    bool load_database = subghz_environment_load_keystore(
        subghz->txrx->environment, EXT_PATH("subghz/assets/keeloq_mfcodes"));
    subghz_environment_load_keystore(
        subghz->txrx->environment, EXT_PATH("subghz/assets/keeloq_mfcodes_user"));
    // Check argument and run corresponding scene
    if(p && strlen(p)) {
        uint32_t rpc_ctx = 0;
        if(sscanf(p, "RPC %lX", &rpc_ctx) == 1) {
            subghz->rpc_ctx = (void*)rpc_ctx;
            rpc_system_app_set_callback(subghz->rpc_ctx, subghz_rpc_command_callback, subghz);
            rpc_system_app_send_started(subghz->rpc_ctx);
            view_dispatcher_attach_to_gui(
                subghz->view_dispatcher, subghz->gui, ViewDispatcherTypeDesktop);
            scene_manager_next_scene(subghz->scene_manager, SubGhzSceneRpc);
        } else {
            view_dispatcher_attach_to_gui(
                subghz->view_dispatcher, subghz->gui, ViewDispatcherTypeFullscreen);
            if(subghz_key_load(subghz, p, true)) {
                string_set_str(subghz->file_path, p);

                if((!strcmp(subghz->txrx->decoder_result->protocol->name, "RAW"))) {
                    //Load Raw TX
                    subghz->txrx->rx_key_state = SubGhzRxKeyStateRAWLoad;
                    scene_manager_next_scene(subghz->scene_manager, SubGhzSceneReadRAW);
                } else {
                    //Load transmitter TX
                    scene_manager_next_scene(subghz->scene_manager, SubGhzSceneTransmitter);
                }
            } else {
                //exit app
                scene_manager_stop(subghz->scene_manager);
                view_dispatcher_stop(subghz->view_dispatcher);
            }
        }
    } else {
        view_dispatcher_attach_to_gui(
            subghz->view_dispatcher, subghz->gui, ViewDispatcherTypeFullscreen);
        string_set_str(subghz->file_path, SUBGHZ_APP_FOLDER);
        if(load_database) {
            scene_manager_next_scene(subghz->scene_manager, SubGhzSceneStart);
        } else {
            scene_manager_set_scene_state(
                subghz->scene_manager, SubGhzSceneShowError, SubGhzCustomEventManagerSet);
            string_set_str(
                subghz->error_str,
                "No SD card or\ndatabase found.\nSome app function\nmay be reduced.");
            scene_manager_next_scene(subghz->scene_manager, SubGhzSceneShowError);
        }
    }

    furi_hal_power_suppress_charge_enter();

    view_dispatcher_run(subghz->view_dispatcher);

    furi_hal_power_suppress_charge_exit();

    subghz_free(subghz, alloc_for_tx);

    return 0;
}