import PocketBase from 'pocketbase';

// ================= 配置区 =================
// 确保使用不带 /api 的根地址，并且端口是你后台管理的实际端口
const PB_URL = 'http://new.blv-oa.com:8000'; 
const ADMIN_EMAIL = '450481891@qq.com'; // 必须是超级管理员账号，不是普通用户！
const ADMIN_PASSWORD = 'Momo123456';
// ==========================================

const pb = new PocketBase(PB_URL);

const collections = [
    {
        name: 'tbl_system_dict',
        type: 'base',
        fields: [
            { name: 'system_dict_id', type: 'text', required: true },
            { name: 'dict_name', type: 'text', required: true },
            { name: 'dict_word_enum', type: 'text' },
            { name: 'dict_word_description', type: 'text' },
            { name: 'dict_word_is_enabled', type: 'bool' },
            { name: 'dict_word_sort_order', type: 'text' },
            { name: 'dict_word_parent_id', type: 'text' },
            { name: 'dict_word_remark', type: 'text' }
        ],
        indexes: [
            'CREATE UNIQUE INDEX idx_system_dict_id ON tbl_system_dict (system_dict_id)',
            'CREATE UNIQUE INDEX idx_dict_name ON tbl_system_dict (dict_name)',
            'CREATE INDEX idx_dict_word_parent_id ON tbl_system_dict (dict_word_parent_id)'
        ]
    },
    {
        name: 'tbl_company',
        type: 'base',
        fields: [
            { name: 'company_id', type: 'text', required: true },
            { name: 'company_name', type: 'text' },
            { name: 'company_type', type: 'text' },
            { name: 'company_entity', type: 'text' },
            { name: 'company_usci', type: 'text' },
            { name: 'company_nationality', type: 'text' },
            { name: 'company_province', type: 'text' },
            { name: 'company_city', type: 'text' },
            { name: 'company_postalcode', type: 'text' },
            { name: 'company_add', type: 'text' },
            { name: 'company_status', type: 'text' },
            { name: 'company_level', type: 'text' },
            { name: 'company_remark', type: 'text' }
        ],
        indexes: [
            'CREATE UNIQUE INDEX idx_company_id ON tbl_company (company_id)',
            'CREATE INDEX idx_company_usci ON tbl_company (company_usci)'
        ]
    },
    {
        name: 'tbl_user_groups',
        type: 'base',
        fields: [
            { name: 'usergroups_id', type: 'text', required: true },
            { name: 'usergroups_name', type: 'text' },
            { name: 'usergroups_level', type: 'number' },
            { name: 'usergroups_remark', type: 'text' }
        ],
        indexes: [
            'CREATE UNIQUE INDEX idx_usergroups_id ON tbl_user_groups (usergroups_id)'
        ]
    },
    {
        name: 'tbl_users',
        type: 'base',
        fields: [
            { name: 'users_id', type: 'text', required: true },
            { name: 'users_name', type: 'text' },
            { name: 'users_idtype', type: 'text' },
            { name: 'users_id_number', type: 'text' },
            { name: 'users_phone', type: 'text' },
            { name: 'users_wx_openid', type: 'text' },
            { name: 'users_level', type: 'text' },
            { name: 'users_type', type: 'text' },
            { name: 'users_status', type: 'text' },
            { name: 'company_id', type: 'text' },
            { name: 'users_parent_id', type: 'text' },
            { name: 'users_promo_code', type: 'text' },
            { name: 'users_id_pic_a', type: 'text' },
            { name: 'users_id_pic_b', type: 'text' },
            { name: 'users_title_picture', type: 'text' },
            { name: 'users_picture', type: 'text' },
            { name: 'usergroups_id', type: 'text' }
        ],
        indexes: [
            'CREATE UNIQUE INDEX idx_users_id ON tbl_users (users_id)',
            'CREATE UNIQUE INDEX idx_users_phone ON tbl_users (users_phone)',
            'CREATE UNIQUE INDEX idx_users_wx_openid ON tbl_users (users_wx_openid)',
            'CREATE INDEX idx_users_company_id ON tbl_users (company_id)',
            'CREATE INDEX idx_users_usergroups_id ON tbl_users (usergroups_id)',
            'CREATE INDEX idx_users_parent_id ON tbl_users (users_parent_id)'
        ]
    }
];

async function init() {
    try {
        console.log('🔄 正在登录管理员账号...');
        await pb.admins.authWithPassword(ADMIN_EMAIL, ADMIN_PASSWORD);
        console.log('✅ 登录成功！开始初始化表结构与索引...\n');

        for (const collectionData of collections) {
            await createOrUpdateCollection(collectionData);
        }

        await verifyCollections(collections);
        console.log('\n🎉 所有表结构及索引初始化并校验完成！');

    } catch (error) {
        console.error('❌ 初始化失败:', error.response?.data || error.message);
    }
}

// 幂等创建/更新集合
async function createOrUpdateCollection(collectionData) {
    console.log(`🔄 正在创建表: ${collectionData.name} ...`);
    const payload = {
        name: collectionData.name,
        type: collectionData.type,
        fields: collectionData.fields,
        indexes: collectionData.indexes
    };

    try {
        await pb.collections.create(payload);
        console.log(`✅ ${collectionData.name} 表及索引创建完成。`);
    } catch (error) {
        const nameErrorCode = error.response?.data?.name?.code;
        if (
            error.status === 400
            && (nameErrorCode === 'validation_not_unique' || nameErrorCode === 'validation_collection_name_exists')
        ) {
            const existing = await pb.collections.getOne(collectionData.name);
            await pb.collections.update(existing.id, payload);
            console.log(`♻️ ${collectionData.name} 表已存在，已按最新结构更新。`);
            return;
        }
        throw error;
    }
}

async function verifyCollections(targetCollections) {
    console.log('\n🔍 开始校验表结构与索引...');

    for (const target of targetCollections) {
        const remote = await pb.collections.getOne(target.name);
        const remoteFieldNames = new Set((remote.fields || []).map((field) => field.name));
        const missingFields = target.fields
            .map((field) => field.name)
            .filter((fieldName) => !remoteFieldNames.has(fieldName));

        const remoteIndexes = new Set(remote.indexes || []);
        const missingIndexes = target.indexes.filter((indexSql) => !remoteIndexes.has(indexSql));

        if (missingFields.length === 0 && missingIndexes.length === 0) {
            console.log(`✅ ${target.name} 校验通过。`);
            continue;
        }

        console.log(`❌ ${target.name} 校验失败：`);
        if (missingFields.length > 0) {
            console.log(`  - 缺失字段: ${missingFields.join(', ')}`);
        }
        if (missingIndexes.length > 0) {
            console.log(`  - 缺失索引: ${missingIndexes.join(' | ')}`);
        }

        throw new Error(`${target.name} 结构与预期不一致`);
    }
}

init();