/**
 * 客户主表模型
 */

const Customer = {
    /**
     * 模型字段定义
     */
    fields: {
        customer_id: 'number',
        customer_name: 'string',
        create_date: 'date',
        last_order_date: 'date',
        last_followup_date: 'date',
        followup_status: 'string',
        responsible_person: 'string',
        department: 'string',
        assistant: 'string',
        region: 'string',
        customer_type: 'string',
        customer_level: 'string',
        basic_requirements: 'string',
        specifications: 'string',
        created_at: 'date',
        updated_at: 'date'
    },
    
    /**
     * 创建客户实例
     * @param {Object} data - 数据对象
     * @returns {Object} - 客户实例
     */
    create: function(data) {
        return {
            customer_id: data.customer_id || null,
            customer_name: data.customer_name || '',
            create_date: data.create_date || null,
            last_order_date: data.last_order_date || null,
            last_followup_date: data.last_followup_date || null,
            followup_status: data.followup_status || '',
            responsible_person: data.responsible_person || null,
            department: data.department || null,
            assistant: data.assistant || null,
            region: data.region || null,
            customer_type: data.customer_type || null,
            customer_level: data.customer_level || null,
            basic_requirements: data.basic_requirements || '',
            specifications: data.specifications || '',
            created_at: data.created_at || new Date(),
            updated_at: data.updated_at || new Date()
        };
    }
};

// 导出为全局变量
window.Customer = Customer;