#include "common/printing.h"
#include "common/jsonconfig.h"
#include "common/strutil.h"
#include "detection/media/media.h"
#include "modules/player/player.h"

#include <ctype.h>

#define FF_PLAYER_DISPLAY_NAME "Media Player"

bool ffPrintPlayer(FFPlayerOptions* options) {
    const FFMediaResult* media = ffDetectMedia(false);

    if (media->error.length > 0) {
        ffPrintError(FF_PLAYER_DISPLAY_NAME, 0, &options->moduleArgs, FF_PRINT_TYPE_DEFAULT, "%s", media->error.chars);
        return false;
    }

    if (media->player.length == 0) {
        ffPrintError(FF_PLAYER_DISPLAY_NAME, 0, &options->moduleArgs, FF_PRINT_TYPE_DEFAULT, "No media player detected");
        return false;
    }

    FF_STRBUF_AUTO_DESTROY playerPretty = ffStrbufCreate();

    if (media->url.length > 0) {
        // If we are on a website, prepend the website name
        if (
            ffStrbufIgnCaseEqualS(&media->playerId, "spotify") ||
            ffStrbufIgnCaseEqualS(&media->playerId, "vlc")) {
        } // do noting, surely not a website, even if the url is set
        else if (ffStrbufStartsWithS(&media->url, "https://www.")) {
            ffStrbufAppendS(&playerPretty, media->url.chars + 12);
        } else if (ffStrbufStartsWithS(&media->url, "http://www.")) {
            ffStrbufAppendS(&playerPretty, media->url.chars + 11);
        } else if (ffStrbufStartsWithS(&media->url, "https://")) {
            ffStrbufAppendS(&playerPretty, media->url.chars + 8);
        } else if (ffStrbufStartsWithS(&media->url, "http://")) {
            ffStrbufAppendS(&playerPretty, media->url.chars + 7);
        }
    }

    // If we found a website name, make it more pretty
    if (playerPretty.length > 0) {
        ffStrbufSubstrBeforeFirstC(&playerPretty, '/'); // Remove the path
        ffStrbufSubstrBeforeLastC(&playerPretty, '.');  // Remove the TLD
    }

    // Check again for length, as we may have removed everything.
    bool playerPrettyIsCustom = playerPretty.length > 0;

    // If we don't have subdomains, it is usually more pretty to capitalize the first letter.
    if (playerPrettyIsCustom && ffStrbufFirstIndexC(&playerPretty, '.') == playerPretty.length) {
        playerPretty.chars[0] = (char) toupper(playerPretty.chars[0]);
    }

    if (playerPrettyIsCustom) {
        ffStrbufAppendS(&playerPretty, " (");
    }

    ffStrbufAppend(&playerPretty, &media->player);

    if (playerPrettyIsCustom) {
        ffStrbufAppendC(&playerPretty, ')');
    }

    if (options->moduleArgs.outputFormat.length == 0) {
        ffPrintLogoAndKey(FF_PLAYER_DISPLAY_NAME, 0, &options->moduleArgs, FF_PRINT_TYPE_DEFAULT);
        ffStrbufPutTo(&playerPretty, stdout);
    } else {
        FF_PRINT_FORMAT_CHECKED(FF_PLAYER_DISPLAY_NAME, 0, &options->moduleArgs, FF_PRINT_TYPE_DEFAULT, ((FFformatarg[]) {
                                                                                                            FF_ARG(playerPretty, "player"),
                                                                                                            FF_ARG(media->player, "name"),
                                                                                                            FF_ARG(media->playerId, "id"),
                                                                                                            FF_ARG(media->url, "url"),
                                                                                                        }));
    }

    return true;
}

void ffParsePlayerJsonObject(FFPlayerOptions* options, yyjson_val* module) {
    yyjson_val *key, *val;
    size_t idx, max;
    yyjson_obj_foreach (module, idx, max, key, val) {
        if (ffJsonConfigParseModuleArgs(key, val, &options->moduleArgs)) {
            continue;
        }

        ffPrintError(FF_PLAYER_MODULE_NAME, 0, &options->moduleArgs, FF_PRINT_TYPE_DEFAULT, "Unknown JSON key %s", unsafe_yyjson_get_str(key));
    }
}

void ffGeneratePlayerJsonConfig(FFPlayerOptions* options, yyjson_mut_doc* doc, yyjson_mut_val* module) {
    ffJsonConfigGenerateModuleArgsConfig(doc, module, &options->moduleArgs);
}

bool ffGeneratePlayerJsonResult(FF_A_UNUSED FFMediaOptions* options, yyjson_mut_doc* doc, yyjson_mut_val* module) {
    yyjson_mut_obj_add_str(doc, module, "error", "Player module is an alias of Media module");
    return false;
}

void ffInitPlayerOptions(FFPlayerOptions* options) {
    ffOptionInitModuleArg(&options->moduleArgs, "󰥠");
}

void ffDestroyPlayerOptions(FFPlayerOptions* options) {
    ffOptionDestroyModuleArg(&options->moduleArgs);
}

FFModuleBaseInfo ffPlayerModuleInfo = {
    .name = FF_PLAYER_MODULE_NAME,
    .description = "Print the music player name that is currently active",
    .initOptions = (void*) ffInitPlayerOptions,
    .destroyOptions = (void*) ffDestroyPlayerOptions,
    .parseJsonObject = (void*) ffParsePlayerJsonObject,
    .printModule = (void*) ffPrintPlayer,
    .generateJsonResult = (void*) ffGeneratePlayerJsonResult,
    .generateJsonConfig = (void*) ffGeneratePlayerJsonConfig,
    .formatArgs = FF_FORMAT_ARG_LIST(((FFModuleFormatArg[]) {
        { "Pretty player name", "player" },
        { "Player name", "name" },
        { "Player Identifier", "id" },
        { "URL name", "url" },
    }))
};
