/**
 * 汉语拼音分类数据
 * 23 个声母 + 24 个韵母 + 16 个整体认读音节
 */

export interface PinyinCategory {
    key: string;
    label: string;
    count: number;
    items: string[];
}

export interface PinyinSubCategory {
    key: string;
    label: string;
    count: number;
    items: string[];
}

export interface PinyinSection {
    key: string;
    title: string;
    count: number;
    items: string[];
    subCategories?: PinyinSubCategory[];
}

// ─── 声母 (23个) ───

export const SHENGMU: string[] = [
    'b', 'p', 'm', 'f',
    'd', 't', 'n', 'l',
    'g', 'k', 'h',
    'j', 'q', 'x',
    'zh', 'ch', 'sh', 'r',
    'z', 'c', 's',
    'y', 'w',
];

export const QIAOSHEYIN: string[] = ['zh', 'ch', 'sh', 'r'];
export const PINGSHEYIN: string[] = ['z', 'c', 's'];

// ─── 韵母 (24个) ───

export const DAN_YUNMU: string[] = ['a', 'o', 'e', 'i', 'u', 'ü'];
export const FU_YUNMU: string[] = ['ai', 'ei', 'ui', 'ao', 'ou', 'iu', 'ie', 'üe'];
export const TESHU_YUNMU: string[] = ['er'];
export const QIANBI_YUNMU: string[] = ['an', 'en', 'in', 'un', 'ün'];
export const HOUBI_YUNMU: string[] = ['ang', 'eng', 'ing', 'ong'];

export const YUNMU: string[] = [
    ...DAN_YUNMU,
    ...FU_YUNMU,
    ...TESHU_YUNMU,
    ...QIANBI_YUNMU,
    ...HOUBI_YUNMU,
];

// ─── 整体认读音节 (16个) ───

export const ZHENGTI_RENDU: string[] = [
    'zhi', 'chi', 'shi', 'ri',
    'zi', 'ci', 'si', 'yi',
    'wu', 'yu', 'ye', 'yue',
    'yuan', 'yin', 'yun', 'ying',
];

// ─── 结构化分类数据（用于绘制） ───

export const PINYIN_SECTIONS: PinyinSection[] = [
    {
        key: 'shengmu',
        title: '一、声母',
        count: 23,
        items: SHENGMU,
        subCategories: [
            { key: 'qiaoshe', label: '翘舌音', count: 4, items: QIAOSHEYIN },
            { key: 'pingshe', label: '平舌音', count: 3, items: PINGSHEYIN },
        ],
    },
    {
        key: 'yunmu',
        title: '二、韵母',
        count: 24,
        items: YUNMU,
        subCategories: [
            { key: 'dan', label: '单韵母', count: 6, items: DAN_YUNMU },
            { key: 'fu', label: '复韵母', count: 8, items: FU_YUNMU },
            { key: 'teshu', label: '特殊韵母', count: 1, items: TESHU_YUNMU },
            { key: 'qianbi', label: '前鼻韵母', count: 5, items: QIANBI_YUNMU },
            { key: 'houbi', label: '后鼻韵母', count: 4, items: HOUBI_YUNMU },
        ],
    },
    {
        key: 'zhengti',
        title: '三、整体认读音节',
        count: 16,
        items: ZHENGTI_RENDU,
    },
];