#!/usr/bin/env python
# -*- coding: utf-8 -*-
"""
文档生成数据模型
"""
from sqlalchemy import Column, String, Text, Integer, Boolean, BigInteger, Index, JSON

from app.base_model import BaseModel


class DocumentTemplate(BaseModel):
    """文档模板配置"""
    __tablename__ = "document_template"

    # 所属应用（逻辑外键关联 core_application）
    application_id = Column(String(21), nullable=True, index=True, comment="所属应用ID")

    # 基础信息
    name = Column(String(100), nullable=False, comment="模板名称")
    code = Column(String(100), unique=True, nullable=False, comment="模板编码")
    category = Column(String(50), default="other", comment="分类: leave/expense/purchase/contract/certificate/other")
    description = Column(Text, default="", comment="描述")

    # 关联配置
    form_code = Column(String(100), nullable=True, index=True, comment="关联表单编码")
    workflow_code = Column(String(100), nullable=True, index=True, comment="关联流程编码")

    # 模板内容
    template_type = Column(String(20), default="designer", comment="模板类型: designer/html")
    template_content = Column(Text, nullable=True, comment="模板内容(JSON或HTML)")
    template_css = Column(Text, nullable=True, comment="自定义CSS")

    # 页面设置
    page_size = Column(String(20), default="A4", comment="页面大小: A4/A3/Letter/Legal")
    page_orientation = Column(String(20), default="portrait", comment="页面方向: portrait/landscape")
    page_margin = Column(JSON, default=lambda: {"top": 20, "right": 20, "bottom": 20, "left": 20}, comment="页边距(mm)")

    # 水印配置
    watermark_enabled = Column(Boolean, default=False, comment="是否启用水印")
    watermark_text = Column(String(100), nullable=True, comment="水印文字")
    watermark_type = Column(String(20), default="text", comment="水印类型: text/image")
    watermark_image_id = Column(String(36), nullable=True, comment="水印图片文件ID")
    watermark_opacity = Column(Integer, default=30, comment="水印透明度(0-100)")
    watermark_angle = Column(Integer, default=-45, comment="水印角度")

    # 签章配置
    seal_enabled = Column(Boolean, default=False, comment="是否启用签章")
    seal_positions = Column(JSON, nullable=True, comment="签章位置配置")

    # 页眉页脚
    header_enabled = Column(Boolean, default=False, comment="是否启用页眉")
    header_template = Column(Text, nullable=True, comment="页眉模板")
    footer_enabled = Column(Boolean, default=False, comment="是否启用页脚")
    footer_template = Column(Text, nullable=True, comment="页脚模板")
    show_page_number = Column(Boolean, default=True, comment="是否显示页码")

    # 计算规则配置
    calculation_rules = Column(JSON, nullable=True, comment="计算规则配置")

    # 状态
    status = Column(String(20), default="draft", index=True, comment="状态: draft/published")
    is_builtin = Column(Boolean, default=False, comment="是否内置模板")
    version = Column(Integer, default=1, comment="版本号")

    __table_args__ = (
        Index("ix_document_template_code", "code"),
        Index("ix_document_template_form_code", "form_code"),
        Index("ix_document_template_workflow_code", "workflow_code"),
    )


class GeneratedDocument(BaseModel):
    """生成的文档记录"""
    __tablename__ = "generated_document"

    # 关联模板
    template_id = Column(String(36), nullable=False, index=True, comment="模板ID")
    template_code = Column(String(100), nullable=True, comment="模板编码")
    template_name = Column(String(100), nullable=True, comment="模板名称")

    # 关联表单数据
    form_code = Column(String(100), nullable=True, index=True, comment="表单编码")
    form_data_id = Column(String(36), nullable=True, index=True, comment="表单数据ID")

    # 关联流程实例
    workflow_code = Column(String(100), nullable=True, comment="流程编码")
    instance_id = Column(String(36), nullable=True, index=True, comment="流程实例ID")

    # 文档信息
    document_name = Column(String(200), nullable=False, comment="文档名称")
    document_no = Column(String(100), nullable=True, comment="文档编号")

    # 文件信息
    file_id = Column(String(36), nullable=False, comment="文件ID(关联file_manager)")
    file_size = Column(BigInteger, default=0, comment="文件大小(字节)")
    page_count = Column(Integer, default=1, comment="页数")

    # 生成信息
    generate_type = Column(String(20), default="manual", comment="生成方式: auto/manual")
    generator_id = Column(String(36), nullable=True, comment="生成人ID")
    generator_name = Column(String(100), nullable=True, comment="生成人姓名")

    # 状态
    status = Column(String(20), default="generated", comment="状态: generated/sealed/downloaded/printed")
    download_count = Column(Integer, default=0, comment="下载次数")

    # 签章信息
    sealed = Column(Boolean, default=False, comment="是否已盖章")
    seal_info = Column(JSON, nullable=True, comment="签章信息")

    __table_args__ = (
        Index("ix_generated_document_template_id", "template_id"),
        Index("ix_generated_document_form_data_id", "form_data_id"),
        Index("ix_generated_document_instance_id", "instance_id"),
    )