<?php
/**
 * @package AKSRT
 */

namespace AKSRT\Settings;

defined('ABSPATH') || exit;

class UserRuntime {

	/**
	 * Canonical avatar, cover, and signature settings.
	 *
	 * @return array{avatar_upload_s:bool,avatar_external:string,avatar_default_img:string,user_cover_upload_s:bool,user_cover_img:string,user_desc_std:string}
	 */
	public static function get_user_feature_settings(): array {
		$settings = Settings::read_domain('users', 'features');
		$source = sanitize_key((string) ($settings['avatar_external'] ?? ''));
		if (!in_array($source, ['', 'gravatar', 'weavatar', 'cravatar', 'geekzu', 'loli', 'sep', 'v2ex'], true)) {
			$source = '';
		}

		$avatar = esc_url_raw((string) ($settings['avatar_default_img'] ?? ''));
		$cover = esc_url_raw((string) ($settings['user_cover_img'] ?? ''));

		return [
			'avatar_upload_s'     => !array_key_exists('avatar_upload_s', $settings) || !empty($settings['avatar_upload_s']),
			'avatar_external'     => $source,
			'avatar_default_img'  => $avatar !== '' ? $avatar : get_theme_file_uri('assets/img/avatar-default.png'),
			'user_cover_upload_s' => !array_key_exists('user_cover_upload_s', $settings) || !empty($settings['user_cover_upload_s']),
			'user_cover_img'      => $cover !== '' ? $cover : get_theme_file_uri('assets/img/user_t.jpg'),
			'user_desc_std'       => sanitize_text_field((string) ($settings['user_desc_std'] ?? '这家伙很懒，什么都没有写...')),
		];
	}

    /**
     * Public user-home display settings.
     *
     * @return array
     */
    public static function get_user_home_settings(): array {
		$settings = Settings::read_domain('page_display', 'user-home');
		$tab_options = is_array($settings['author_main_tab_opt'] ?? null)
			? $settings['author_main_tab_opt']
			: [
				'post'     => ['pc_s' => true, 'm_s' => true],
				'favorite' => ['pc_s' => true, 'm_s' => true],
				'comment'  => ['pc_s' => true, 'm_s' => true],
				'follow'   => ['pc_s' => true, 'm_s' => true],
			];
		$map = ['post' => 'posts', 'favorite' => 'favorites', 'comment' => 'comments', 'follow' => 'follow'];
		$ordered = [];
		$pc_hide = [];
		$mobile_hide = [];
		foreach ($tab_options as $key => $option) {
			$key = sanitize_key((string) $key);
			if (!isset($map[$key]) || !is_array($option)) {
				continue;
			}
			$tab = $map[$key];
			$ordered[] = $tab;
			if (empty($option['pc_s'])) {
				$pc_hide[] = $tab;
			}
			if (empty($option['m_s'])) {
				$mobile_hide[] = $tab;
			}
		}

        return [
			'route_identifier' => 'nicename',
			'tabs'             => $ordered,
            'tabs_order'       => $ordered,
            'tabs_pc_hide'     => $pc_hide,
            'tabs_mobile_hide' => $mobile_hide,
            'sidebar'          => false,
			'cover'            => true,
			'follow'           => true,
			'posts_per_page'   => max(1, (int) get_option('posts_per_page', 10)),
			'avatar'           => true,
			'name'             => true,
			'desc'             => true,
            'stats'            => false,
			'social'           => true,
            'tab_swiper'       => !empty($settings['author_main_tab_swiper']),
			'message'          => true,
			'private'          => true,
			'paging_ajax'      => true,
        ];
    }

    /**
     * Private user-center display settings.
     *
     * @return array{tabs:string[]}
     */
	public static function get_user_center_settings(): array {
		return [
			'tabs' => ['profile', 'level', 'comments', 'credits', 'revenue', 'favorites', 'auth'],
		];
	}

    /**
     * User identity, level, medal, and report governance settings.
     *
     * @return array{
	 *   verify:array{enabled:bool,public_display:bool,allow_apply:bool,disable_desc:string,desc:string,types:array<string,array{slug:string,label:string,badge_text:string,fee:string,free_applications:int,require_real_name:bool}>},
     *   level:array{enabled:bool,public_display:bool,source:string,label_prefix:string,thresholds:array<int,int>},
     *   medal:array{enabled:bool,public_display:bool,limit:int,categories:array<int,array{cat_name:string,items:array<int,array{slug:string,name:string,desc:string,icon:string,get_type:string,get_val:int}>}>,items_by_slug:array<string,array{slug:string,name:string,desc:string,icon:string,get_type:string,get_val:int,cat_name:string}>},
     *   badge:array{enabled:bool,public_display:bool,limit:int,dictionary:array<int,array{slug:string,label:string,tone:string,desc:string,icon_url?:string}>},
     *   report:array{enabled:bool,public_entry:bool,public_notice:bool,ban_notice_text:string,categories:array<int,array{slug:string,label:string}>}
     * }
     */
    public static function get_user_identity_settings(): array {
        $settings = Settings::get_all();
        $ban_notice_text = trim((string) ($settings['user_report_ban_notice_text'] ?? ''));
        $verify_types = [
            'personal' => [
                'slug' => 'personal',
                'label' => __('个人认证', 'aksrt'),
                'badge_text' => trim((string) ($settings['user_verify_personal_badge_text'] ?? '')) ?: __('个人认证', 'aksrt'),
				'fee' => self::identity_fee_setting($settings, 'user_verify_personal_fee'),
                'free_applications' => max(0, (int) ($settings['user_verify_personal_free_applications'] ?? 0)),
                'require_real_name' => true,
            ],
            'enterprise' => [
                'slug' => 'enterprise',
                'label' => __('企业认证', 'aksrt'),
                'badge_text' => trim((string) ($settings['user_verify_enterprise_badge_text'] ?? '')) ?: __('企业认证', 'aksrt'),
				'fee' => self::identity_fee_setting($settings, 'user_verify_enterprise_fee'),
                'free_applications' => max(0, (int) ($settings['user_verify_enterprise_free_applications'] ?? 0)),
                'require_real_name' => true,
            ],
        ];
        $medal = self::parse_medal_catalog($settings);
        $provider = sanitize_key((string) ($settings['user_verify_provider'] ?? 'aliyun'));
        if (!in_array($provider, ['aliyun', 'tencent'], true)) {
            $provider = 'aliyun';
        }

        return [
            'verify' => [
                'enabled'               => !isset($settings['user_verify_enabled']) || !empty($settings['user_verify_enabled']),
                'public_display'        => !isset($settings['user_verify_public_display']) || !empty($settings['user_verify_public_display']),
                'allow_apply'  => !isset($settings['user_verify_allow_apply']) || !empty($settings['user_verify_allow_apply']),
                'disable_desc' => (string) ($settings['user_verify_disable_desc'] ?? ''),
                'desc'         => (string) ($settings['user_verify_desc'] ?? ''),
                'provider'     => $provider,
                'allow_manual_fallback' => !isset($settings['user_verify_allow_manual_fallback']) || !empty($settings['user_verify_allow_manual_fallback']),
                'poll_interval_seconds' => max(3, min(60, (int) ($settings['user_verify_poll_interval_seconds'] ?? 5))),
                'types'        => $verify_types,
            ],
            'level' => [
                'enabled'        => !isset($settings['user_level_s']) || !empty($settings['user_level_s']),
                'public_display' => !isset($settings['user_level_public_display']) || !empty($settings['user_level_public_display']),
                'max'            => max(3, min(30, (int) ($settings['user_level_max'] ?? 10))),
            ],
            'medal' => $medal,
            // Alias for existing call sites that still read badge.*; dictionary is derived from medal catalog.
            'badge' => [
                'enabled'        => $medal['enabled'],
                'public_display' => $medal['public_display'],
                'limit'          => $medal['limit'],
                'dictionary'     => array_values(array_map(static function (array $item): array {
                    return [
                        'slug'     => $item['slug'],
                        'label'    => $item['name'],
                        'tone'     => 'info',
                        'desc'     => (string) ($item['desc'] ?? ''),
                        'icon_url' => $item['icon'],
                    ];
                }, $medal['items_by_slug'])),
            ],
            'report' => [
                // 默认开启：对齐后台 schema default true 与参考主题 _pz('user_report_s', true)。
                'enabled'         => (bool) ($settings['user_report_s'] ?? $settings['user_report_enabled'] ?? true),
                'public_entry'    => !isset($settings['user_report_public_entry']) || !empty($settings['user_report_public_entry']),
                'public_notice'   => !isset($settings['user_report_public_notice']) || !empty($settings['user_report_public_notice']),
                // 原样返回配置值：缺省时由 Home::get_profile_notice() 按治理展示态
                // 取分级默认文案（封号=全面限制/小黑屋=部分限制/禁言=评论域），
                // 不再用「部分互动能力已关闭」一刀切描述封号账号。
                'ban_notice_text' => $ban_notice_text,
            ],
        ];
    }

	/** @param array<string,mixed> $settings */
	private static function identity_fee_setting(array $settings, string $key): string {
		$value = array_key_exists($key, $settings) ? $settings[$key] : '0.00';
		if (!is_string($value)) {
			return '';
		}
		try {
			return \AKSRT\Ledger\AssetAmount::balance(trim($value))->decimal();
		} catch (\InvalidArgumentException $e) {
			return '';
		}
	}

    /**
     * 禁封/举报分区的运行时读取。
     *
     * get_all() 是裸 option：用户从未保存过“禁封/举报”分区时，
     * ban_preset_reason / user_report_img_s / user_report_desc 等键不存在，
     * schema 默认值只活在后台 UI 里。参考主题 _pz($key, $default) 的语义是
     * 缺键即用默认值，因此这里改走 SchemaProvider 的带默认读取。
     */
    private static function read_report_section(): array {
        $settings = class_exists('\AKSRT\Admin\SchemaProvider')
            ? Settings::read_domain('users', 'report')
            : [];
        return is_array($settings) && $settings ? $settings : Settings::get_all();
    }

    /**
     * 禁封设置
     */
    public static function ban_settings(): array {
        $settings = self::read_report_section();

        // 预置原因：group 数组 [{t:...}]（对齐参考主题）或旧版每行一条文本。
        // slug 不能用 sanitize_key(标签) 派生：中文标签会被清洗成空串，
        // 导致前端按 slug 非空过滤后整列表被丢弃。改用标签内容的稳定短哈希
        // （跨请求一致、可通过服务端 sanitize_key、ASCII 标签同样稳定）。
        $reasons_raw = $settings['ban_preset_reason'] ?? null;
        $reasons = [];
        $reason_slug = static function (string $text): string {
            $key = sanitize_key($text);
            return $key !== '' ? $key : substr(md5($text), 0, 12);
        };
        if (is_array($reasons_raw)) {
            foreach ($reasons_raw as $row) {
                $text = trim((string) ($row['t'] ?? ''));
                if ($text !== '') {
                    $reasons[] = ['slug' => $reason_slug($text), 'name' => sanitize_text_field($text)];
                }
            }
        } else {
            foreach (preg_split('/\r\n|\r|\n/', (string) $reasons_raw) as $line) {
                $line = trim((string) $line);
                if ($line === '') {
                    continue;
                }
                $parts = explode('|', $line, 2);
                $reasons[] = [
                    'slug' => $reason_slug((string) ($parts[1] ?? $parts[0])),
                    'name' => sanitize_text_field($parts[1] ?? $parts[0]),
                ];
            }
        }

        // 申诉资料：group 数组 [{t:...}] 或旧版逗号分隔文本
        $keys_raw = $settings['ban_appeal_keys'] ?? null;
        $appeal_keys = [];
        if (is_array($keys_raw)) {
            foreach ($keys_raw as $row) {
                $text = trim((string) ($row['t'] ?? ''));
                if ($text !== '') {
                    $appeal_keys[] = sanitize_text_field($text);
                }
            }
        } else {
            $appeal_keys = array_filter(array_map('trim', explode(',', (string) $keys_raw)));
        }

        return [
            'reasons'     => $reasons,
            'appeal_desc' => wp_kses_post((string) ($settings['ban_appeal_desc'] ?? '')),
            'appeal_keys' => array_values($appeal_keys),
        ];
    }

    /**
     * 举报设置
     */
    public static function report_settings(): array {
        $settings = self::read_report_section();
        return [
            // 默认开启：对齐后台 schema default true 与参考主题 _pz('user_report_s', true)。
            'enabled'         => (bool) ($settings['user_report_s'] ?? $settings['user_report_enabled'] ?? true),
            'public_entry'    => !isset($settings['user_report_public_entry']) || !empty($settings['user_report_public_entry']),
            'public_notice'   => !isset($settings['user_report_public_notice']) || !empty($settings['user_report_public_notice']),
            'ban_notice_text' => sanitize_text_field((string) ($settings['user_report_ban_notice_text'] ?? '')),
            'img_enabled'     => !empty($settings['user_report_img_s']),
            'desc'            => wp_kses_post((string) ($settings['user_report_desc'] ?? '')),
        ];
    }

    /**
     * Parse structured user_medal_args catalog (rewrite; no badge dictionary dual-read).
     *
     * @param array<string,mixed> $settings
     * @return array{enabled:bool,public_display:bool,limit:int,categories:array,items_by_slug:array}
     */
    public static function parse_medal_catalog(array $settings): array {
        $enabled = !empty($settings['user_medal_s']);
        $public  = !isset($settings['user_medal_public_display']) || !empty($settings['user_medal_public_display']);
        $limit   = max(1, min(8, (int) ($settings['user_medal_limit'] ?? 3)));

        $allowed_types = [
            'registration_time',
            'checkin_all_day',
            'new_post',
            'comment',
            'followed',
            'like',
            'comment_like',
            'views',
			'creator_income',
			'affiliate_commission',
            'manually_add',
        ];

        $raw = $settings['user_medal_args'] ?? null;
        if (is_string($raw) && $raw !== '') {
            $decoded = json_decode($raw, true);
            $raw     = is_array($decoded) ? $decoded : [];
        }
        if (!is_array($raw)) {
            $raw = [];
        }

        $categories    = [];
        $items_by_slug = [];

        foreach ($raw as $cat) {
            if (!is_array($cat)) {
                continue;
            }
            $cat_name = sanitize_text_field((string) ($cat['cat_name'] ?? $cat['name'] ?? ''));
            if ($cat_name === '') {
                $cat_name = __('未命名', 'aksrt');
            }
            $items_out = [];
            $items     = is_array($cat['items'] ?? null) ? $cat['items'] : [];
            foreach ($items as $item) {
                if (!is_array($item)) {
                    continue;
                }
                $slug = sanitize_key((string) ($item['slug'] ?? ''));
                $name = sanitize_text_field((string) ($item['name'] ?? ''));
                if ($slug === '' || $name === '') {
                    continue;
                }
                $get_type = sanitize_key((string) ($item['get_type'] ?? 'manually_add'));
                if (!in_array($get_type, $allowed_types, true)) {
                    $get_type = 'manually_add';
                }
                $icon = esc_url_raw((string) ($item['icon'] ?? $item['icon_url'] ?? ''));
                $row  = [
                    'slug'     => $slug,
                    'name'     => $name,
                    'desc'     => sanitize_text_field((string) ($item['desc'] ?? '')),
                    'icon'     => $icon,
                    'get_type' => $get_type,
                    'get_val'  => max(0, (int) ($item['get_val'] ?? 0)),
                    'cat_name' => $cat_name,
                ];
                $items_out[]           = $row;
                $items_by_slug[$slug]  = $row;
            }
            $categories[] = [
                'cat_name' => $cat_name,
                'items'    => $items_out,
            ];
        }

        return [
            'enabled'        => $enabled,
            'public_display' => $public,
            'limit'          => $limit,
            'categories'     => $categories,
            'items_by_slug'  => $items_by_slug,
        ];
    }

    /**
     * @return array<int,int>
     */
    public static function parse_level_thresholds(string $raw): array {
        $lines = preg_split('/[\r\n]+/', $raw, -1, PREG_SPLIT_NO_EMPTY);
        $thresholds = [];

        foreach ((array) $lines as $line) {
            $parts = preg_split('/[|:,]/', trim($line), 2);
            if (!is_array($parts) || count($parts) < 2) {
                continue;
            }

            $level = (int) trim((string) $parts[0]);
            $value = (int) trim((string) $parts[1]);
            if ($level <= 0 || $value < 0) {
                continue;
            }

            $thresholds[$level] = $value;
        }

        if (empty($thresholds)) {
            $thresholds = [1 => 0, 2 => 30, 3 => 100, 4 => 300];
        }

        ksort($thresholds, SORT_NUMERIC);
        return $thresholds;
    }

    /**
     * @deprecated Removed — medal catalog is structured user_medal_args. Method kept empty stub intentionally deleted.
     * @return array<int,array{slug:string,label:string,tone:string,icon_url:string}>
     */
    public static function parse_badge_dictionary(string $raw): array {
        // Rewrite policy: no dual-read of pipe dictionary. Callers must use parse_medal_catalog / get_user_identity_settings()['medal'].
        unset($raw);
        return [];
    }
}