/*
 * Copyright (C) 2015 Jared Boone, ShareBrained Technology, Inc.
 * Copyright (C) 2018 Furrtek
 * Copyright (C) 2023 gullradriel, Nilorea Studio Inc.
 *
 * This file is part of PortaPack.
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2, or (at your option)
 * any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; see the file COPYING.  If not, write to
 * the Free Software Foundation, Inc., 51 Franklin Street,
 * Boston, MA 02110-1301, USA.
 */

#ifndef _UI_RECON
#define _UI_RECON

#include "ui.hpp"
#include "receiver_model.hpp"
#include "ui_receiver.hpp"
#include "ui_font_fixed_8x16.hpp"
#include "freqman.hpp"
#include "analog_audio_app.hpp"
#include "audio.hpp"
#include "ui_mictx.hpp"
#include "ui_level.hpp"
#include "ui_looking_glass_app.hpp"
#include "portapack_persistent_memory.hpp"
#include "baseband_api.hpp"
#include "string_format.hpp"
#include "file.hpp"
#include "app_settings.hpp"
#include "ui_recon_settings.hpp"

namespace ui {

#define RECON_CFG_FILE "SETTINGS/recon.cfg"
#define RECON_FREQMAN_MAX_PER_FILE 99  // maximum tested limit for load frequency from freqman to work

class ReconView : public View {
   public:
    ReconView(NavigationView& nav);
    ~ReconView();

    void focus() override;

    const Style style_grey{
        // recon
        .font = font::fixed_8x16,
        .background = Color::black(),
        .foreground = Color::grey(),
    };

    const Style style_white{
        // recon
        .font = font::fixed_8x16,
        .background = Color::black(),
        .foreground = Color::white(),
    };

    const Style style_yellow{
        // found signal
        .font = font::fixed_8x16,
        .background = Color::black(),
        .foreground = Color::yellow(),
    };

    const Style style_green{
        // Found signal
        .font = font::fixed_8x16,
        .background = Color::black(),
        .foreground = Color::green(),
    };

    const Style style_red{
        // erasing freq
        .font = font::fixed_8x16,
        .background = Color::black(),
        .foreground = Color::red(),
    };

    const Style style_blue{
        // quick recon, wait == 0
        .font = font::fixed_8x16,
        .background = Color::black(),
        .foreground = Color::blue(),
    };

    std::string title() const override { return "Recon"; };

    // void set_parent_rect(const Rect new_parent_rect) override;

   private:
    NavigationView& nav_;

    void clear_freqlist_for_ui_action();
    void reset_indexes();
    void audio_output_start();
    bool check_sd_card();
    size_t change_mode(freqman_index_t mod_type);
    void show_max(bool refresh_display = false);
    void recon_pause();
    void recon_resume();
    void frequency_file_load(bool stop_all_before = false);
    void on_statistics_update(const ChannelStatistics& statistics);
    void on_headphone_volume_changed(int32_t v);
    void on_index_delta(int32_t v);
    void on_stepper_delta(int32_t v);
    void colorize_waits();
    void recon_redraw();
    void handle_retune();
    void handle_coded_squelch(const uint32_t value);
    bool recon_load_config_from_sd();
    bool recon_save_config_to_sd();
    bool recon_save_freq(const std::string& freq_file_path, size_t index, bool warn_if_exists);
    jammer::jammer_range_t frequency_range{false, 0, MAX_UFREQ};  // perfect for manual recon task too...
    int32_t squelch{0};
    int32_t db{0};
    int32_t timer{0};
    int32_t wait{RECON_DEF_WAIT_DURATION};  // in msec. if > 0 wait duration after a lock, if < 0 duration is set to 'wait' unless there is no more activity
    freqman_db frequency_list = {};
    int32_t current_index{0};
    bool continuous_lock{false};
    bool freqlist_cleared_for_ui_action{false};  // flag positioned by ui widgets to manage freqlist unload/load
    std::string input_file = {"RECON"};
    std::string output_file = {"RECON_RESULTS"};
    std::string description = {"...no description..."};
    bool autosave = {true};
    bool autostart = {true};
    bool continuous = {true};
    bool filedelete = {true};
    bool load_freqs = {true};
    bool load_ranges = {true};
    bool load_hamradios = {true};
    bool update_ranges = {true};
    bool fwd = {true};
    bool recon = true;
    uint32_t recon_lock_nb_match = {3};
    uint32_t recon_lock_duration = {RECON_MIN_LOCK_DURATION};
    uint32_t recon_match_mode = {RECON_MATCH_CONTINUOUS};
    bool scanner_mode{false};
    bool manual_mode{false};
    bool sd_card_mounted = false;
    int32_t volume = 40;
    int32_t stepper = 0;
    int32_t index_stepper = 0;
    int64_t freq = 0;
    uint32_t step = 0;
    freqman_index_t def_modulation = 0;
    freqman_index_t def_bandwidth = 0;
    freqman_index_t def_step = 0;
    tone_index tone = 0;
    freqman_entry last_entry = {};
    bool entry_has_changed = false;
    uint32_t freq_lock{0};
    int64_t minfreq = 0;
    int64_t maxfreq = 0;
    bool has_looped = false;
    int8_t status = -1;  // 0 recon , 1 locking , 2 locked
    int32_t last_timer = -1;
    int8_t last_db = -127;
    uint16_t last_nb_match = 999;
    uint16_t last_freq_lock = 999;
    size_t last_list_size = 0;
    int8_t last_rssi_min = -127;
    int8_t last_rssi_med = -127;
    int8_t last_rssi_max = -127;
    int32_t last_index = -1;
    int32_t last_squelch_index = -1;
    int64_t last_freq = 0;
    std::string freq_file_path = {};

    Labels labels{
        {{0 * 8, 0 * 16}, "LNA:   VGA:   AMP:  VOL:     ", Color::light_grey()},
        {{0 * 8, 1 * 16}, "BW:      SQ:    W,L:     ,     ", Color::light_grey()},
        {{3 * 8, 10 * 16}, "START       END     MANUAL", Color::light_grey()},
        {{0 * 8, (26 * 8) + 4}, "MODE:", Color::light_grey()},
        {{11 * 8, (26 * 8) + 4}, "STEP:", Color::light_grey()},
    };

    LNAGainField field_lna{
        {4 * 8, 0 * 16}};

    VGAGainField field_vga{
        {11 * 8, 0 * 16}};

    RFAmpField field_rf_amp{
        {18 * 8, 0 * 16}};

    NumberField field_volume{
        {24 * 8, 0 * 16},
        2,
        {0, 99},
        1,
        ' ',
    };

    OptionsField field_bw{
        {3 * 8, 1 * 16},
        6,
        {}};

    NumberField field_squelch{
        {12 * 8, 1 * 16},
        3,
        {-90, 20},
        1,
        ' ',
    };

    NumberField field_wait{
        {20 * 8, 1 * 16},
        5,
        {-RECON_MAX_LOCK_DURATION, RECON_MAX_LOCK_DURATION},
        STATS_UPDATE_INTERVAL,
        ' ',
    };

    NumberField field_lock_wait{
        {26 * 8, 1 * 16},
        4,
        {RECON_MIN_LOCK_DURATION, RECON_MAX_LOCK_DURATION},
        STATS_UPDATE_INTERVAL,
        ' ',
    };

    RSSI rssi{
        {0 * 16, 2 * 16, SCREEN_W - 8 * 8 + 4, 14},
    };

    ButtonWithEncoder text_cycle{
        {0, 3 * 16, 4 * 8, 16},
        ""};

    // "/XXX -XXX db" =>  12 chars max
    Text text_max{
        {4 * 8, 3 * 16, 12 * 8, 16},
    };

    // "XX/XX" =>  5 chars max
    Text text_nb_locks{
        {16 * 8, 3 * 16, 5 * 8, 16},
    };

    Text desc_cycle{
        {0, 4 * 16, SCREEN_W, 16},
    };

    Text big_display{
        // Show frequency in text mode
        {0, 5 * 16, 23 * 8, 16},
    };

    Text freq_stats{
        // Show frequency stats in text mode
        {0, 6 * 16, 23 * 8, 16},
    };

    // TIMER: 9999
    Text text_timer{
        // Show frequency stats in text mode
        {0, 7 * 16, 11 * 8, 16},
    };

    // T: Senn. 32.000k
    Text text_ctcss{
        {12 * 8 + 4, 7 * 16, 14 * 8, 1 * 8},
        ""};

    Button button_config{
        {SCREEN_W - 7 * 8, 2 * 16, 7 * 8, 28},
        "CONFIG"};

    Button button_looking_glass{
        {SCREEN_W - 7 * 8, 5 * 16, 7 * 8, 28},
        "GLASS"};

    // Button can be RECON or SCANNER
    Button button_scanner_mode{
        {SCREEN_W - 7 * 8, 8 * 16, 7 * 8, 28},
        "RECON"};

    Text file_name{
        // show file used
        {0, 8 * 16 + 6, SCREEN_W - 7 * 8, 16},
    };

    ButtonWithEncoder button_manual_start{
        {0 * 8, 11 * 16, 11 * 8, 28},
        ""};

    ButtonWithEncoder button_manual_end{
        {12 * 8 - 6, 11 * 16, 11 * 8, 28},
        ""};

    Button button_manual_recon{
        {23 * 8 - 3, 11 * 16, 7 * 8, 28},
        "SEARCH"};

    OptionsField field_mode{
        {5 * 8, (26 * 8) + 4},
        6,
        {}};

    OptionsField step_mode{
        {17 * 8, (26 * 8) + 4},
        12,
        {}};

    ButtonWithEncoder button_pause{
        {0, (15 * 16) - 4, 72, 28},
        "PAUSE"};

    Button button_audio_app{
        {84, (15 * 16) - 4, 72, 28},
        "AUDIO"};

    ButtonWithEncoder button_add{
        {168, (15 * 16) - 4, 72, 28},
        "<STORE>"};

    Button button_dir{
        {0, (35 * 8) - 4, 34, 28},
        "FW>"};

    Button button_restart{
        {38, (35 * 8) - 4, 34, 28},
        "RST"};

    Button button_mic_app{
        {84, (35 * 8) - 4, 72, 28},
        "MIC TX"};

    ButtonWithEncoder button_remove{
        {168, (35 * 8) - 4, 72, 28},
        "<REMOVE>"};

    MessageHandlerRegistration message_handler_coded_squelch{
        Message::ID::CodedSquelch,
        [this](const Message* const p) {
            const auto message = *reinterpret_cast<const CodedSquelchMessage*>(p);
            this->handle_coded_squelch(message.value);
        }};

    MessageHandlerRegistration message_handler_stats{
        Message::ID::ChannelStatistics,
        [this](const Message* const p) {
            this->on_statistics_update(static_cast<const ChannelStatisticsMessage*>(p)->statistics);
        }};
    // app save settings
    std::app_settings settings{};
    std::app_settings::AppSettings app_settings{};
};

} /* namespace ui */

#endif