from typing import Optional, List, Any, Dict

from pydantic import BaseModel, ConfigDict, Field

from app.base_schema import CSTDatetime


# ==================== SmartTable ====================

class SmartTableCreate(BaseModel):
    name: str = Field(..., min_length=1, max_length=200, description="表名")
    icon: str = Field(default="Grid", max_length=50, description="图标")
    description: Optional[str] = Field(None, description="描述")
    type: str = Field(default="table", description="类型: table / document")
    content: Optional[Dict[str, Any]] = Field(None, description="文档内容(Tiptap JSON), 仅 type=document 时使用")
    parent_id: Optional[str] = Field(None, description="父页面ID")
    wiki_space_id: Optional[str] = Field(None, description="所属文档库ID")


class SmartTableUpdate(BaseModel):
    name: Optional[str] = Field(None, min_length=1, max_length=200, description="表名")
    icon: Optional[str] = Field(None, max_length=50, description="图标")
    description: Optional[str] = Field(None, description="描述")
    active_view_id: Optional[str] = Field(None, description="当前激活视图ID")
    content: Optional[Dict[str, Any]] = Field(None, description="文档内容(Tiptap JSON)")
    parent_id: Optional[str] = Field(None, description="父页面ID")


class SmartTableMove(BaseModel):
    parent_id: Optional[str] = Field(None, description="目标父页面ID，null 表示移到根级")
    after_id: Optional[str] = Field(None, description="排在此项之后，null 表示排在同级首位")


class SmartTableResponse(BaseModel):
    id: str
    name: str
    icon: str = "Grid"
    description: Optional[str] = None
    active_view_id: Optional[str] = None
    type: str = "table"
    parent_id: Optional[str] = None
    wiki_space_id: Optional[str] = None
    sort: int = 0
    sys_create_datetime: Optional[CSTDatetime] = None
    sys_update_datetime: Optional[CSTDatetime] = None

    model_config = ConfigDict(from_attributes=True)


class SmartTableSimple(BaseModel):
    """列表简要信息（含 parent_id 以便前端构建树）"""
    id: str
    name: str
    icon: str = "Grid"
    type: str = "table"
    parent_id: Optional[str] = None
    wiki_space_id: Optional[str] = None
    sort: int = 0

    model_config = ConfigDict(from_attributes=True)


# ==================== SmartField ====================

class SmartFieldCreate(BaseModel):
    table_id: Optional[str] = Field(None, description="所属表ID（从URL路径注入）")
    name: str = Field(..., min_length=1, max_length=200, description="字段名")
    type: str = Field(..., description="字段类型")
    width: int = Field(default=150, description="列宽")
    visible: bool = Field(default=True, description="是否可见")
    required: bool = Field(default=False, description="是否必填")
    description: Optional[str] = Field(None, description="描述")
    config: Optional[Dict[str, Any]] = Field(default_factory=dict, description="扩展配置")
    sort: int = Field(default=0, description="排序")


class SmartFieldUpdate(BaseModel):
    name: Optional[str] = Field(None, min_length=1, max_length=200, description="字段名")
    type: Optional[str] = Field(None, description="字段类型")
    width: Optional[int] = Field(None, description="列宽")
    visible: Optional[bool] = Field(None, description="是否可见")
    required: Optional[bool] = Field(None, description="是否必填")
    description: Optional[str] = Field(None, description="描述")
    config: Optional[Dict[str, Any]] = Field(None, description="扩展配置")
    sort: Optional[int] = Field(None, description="排序")


class SmartFieldResponse(BaseModel):
    id: str
    table_id: str
    name: str
    type: str
    width: int = 150
    visible: bool = True
    required: bool = False
    description: Optional[str] = None
    config: Optional[Dict[str, Any]] = None
    sort: int = 0
    sys_create_datetime: Optional[CSTDatetime] = None
    sys_update_datetime: Optional[CSTDatetime] = None

    model_config = ConfigDict(from_attributes=True)


class SmartFieldReorder(BaseModel):
    field_ids: List[str] = Field(..., description="按顺序排列的字段ID列表")


# ==================== SmartRecord ====================

class SmartRecordCreate(BaseModel):
    table_id: Optional[str] = Field(None, description="所属表ID（从URL路径注入）")
    values: Dict[str, Any] = Field(default_factory=dict, description="字段值映射")


class SmartRecordUpdate(BaseModel):
    values: Optional[Dict[str, Any]] = Field(None, description="字段值映射")


class SmartRecordCellUpdate(BaseModel):
    """更新单个单元格"""
    field_id: str = Field(..., description="字段ID")
    value: Any = Field(None, description="单元格值")


class SmartRecordResponse(BaseModel):
    id: str
    table_id: str
    values: Dict[str, Any] = {}
    sys_create_datetime: Optional[CSTDatetime] = None
    sys_update_datetime: Optional[CSTDatetime] = None
    sys_creator_id: Optional[str] = None
    sys_modifier_id: Optional[str] = None

    model_config = ConfigDict(from_attributes=True)


class SmartRecordBatchDelete(BaseModel):
    ids: List[str] = Field(..., description="要删除的记录ID列表")


class SmartRecordBatchRestore(BaseModel):
    ids: List[str] = Field(..., description="要恢复的记录ID列表")


class TrashRecordResponse(BaseModel):
    id: str
    table_id: str
    values: Dict[str, Any] = {}
    sys_create_datetime: Optional[CSTDatetime] = None
    sys_update_datetime: Optional[CSTDatetime] = None
    sys_creator_id: Optional[str] = None

    model_config = ConfigDict(from_attributes=True)


class TrashListResponse(BaseModel):
    items: List[TrashRecordResponse]
    total: int


# ==================== SmartView ====================

class SmartViewCreate(BaseModel):
    table_id: Optional[str] = Field(None, description="所属表ID（从URL路径注入）")
    name: str = Field(..., min_length=1, max_length=200, description="视图名")
    type: str = Field(default="grid", description="视图类型")
    config: Optional[Dict[str, Any]] = Field(default_factory=dict, description="视图配置")
    sort: int = Field(default=0, description="排序")


class SmartViewUpdate(BaseModel):
    name: Optional[str] = Field(None, min_length=1, max_length=200, description="视图名")
    type: Optional[str] = Field(None, description="视图类型")
    config: Optional[Dict[str, Any]] = Field(None, description="视图配置")
    sort: Optional[int] = Field(None, description="排序")


class SmartViewResponse(BaseModel):
    id: str
    table_id: str
    name: str
    type: str = "grid"
    config: Optional[Dict[str, Any]] = None
    sort: int = 0
    sys_create_datetime: Optional[CSTDatetime] = None
    sys_update_datetime: Optional[CSTDatetime] = None

    model_config = ConfigDict(from_attributes=True)


# ==================== Record Query (Server-side filter/sort/search) ====================

class RecordFilterRule(BaseModel):
    field_id: str = Field(..., description="字段ID")
    operator: str = Field(..., description="操作符: equals, notEquals, contains, notContains, isEmpty, isNotEmpty, greaterThan, lessThan, greaterThanOrEqual, lessThanOrEqual")
    value: Any = Field(None, description="筛选值")


class RecordSortRule(BaseModel):
    field_id: str = Field(..., description="字段ID")
    direction: str = Field(default="asc", description="排序方向: asc / desc")


class RecordQuery(BaseModel):
    filters: List[RecordFilterRule] = Field(default_factory=list, description="筛选条件")
    filter_logic: str = Field(default="and", description="筛选逻辑: and / or")
    sorts: List[RecordSortRule] = Field(default_factory=list, description="排序规则")
    search: Optional[str] = Field(None, description="全文搜索关键词")
    search_field_ids: Optional[List[str]] = Field(None, description="搜索范围字段ID列表，为空搜索所有文本字段")
    group_field_id: Optional[str] = Field(None, description="分组字段ID")
    cursor: Optional[str] = Field(None, description="游标（上一页最后一条记录的ID）")
    limit: int = Field(default=200, ge=1, le=5000, description="每页数量")


class RecordGroupItem(BaseModel):
    key: str
    label: str
    records: List[SmartRecordResponse] = []


class GroupedRecordsResponse(BaseModel):
    groups: List[RecordGroupItem]
    total: int


class SmartRecordReorder(BaseModel):
    record_ids: List[str] = Field(..., description="按顺序排列的记录ID列表")


# ==================== Batch Cell Update ====================

class SmartRecordBatchCellUpdate(BaseModel):
    """批量更新多个单元格"""
    cells: Dict[str, Any] = Field(..., description="fieldId->value 映射")


class MultiRecordCellUpdate(BaseModel):
    """单条记录的更新项"""
    record_id: str = Field(..., description="记录ID")
    cells: Dict[str, Any] = Field(..., description="fieldId->value 映射")


class MultiRecordBatchUpdate(BaseModel):
    """批量更新多条记录的单元格 - 合并为单次事务"""
    updates: List[MultiRecordCellUpdate] = Field(..., description="更新列表", max_length=200)


# ==================== Cursor Pagination ====================

class CursorPaginatedRecords(BaseModel):
    items: List[SmartRecordResponse]
    total: int
    next_cursor: Optional[str] = None
    has_more: bool = False


# ==================== Full Table Load ====================

# ==================== Link / Lookup / Rollup ====================

class LinkCellUpdate(BaseModel):
    """更新 Link 字段的关联记录"""
    record_ids: List[str] = Field(..., description="目标记录ID列表")


class LinkedRecordItem(BaseModel):
    """关联记录摘要"""
    id: str
    title: str = ""


class RecordSearchResult(BaseModel):
    """搜索目标表记录结果"""
    id: str
    title: str = ""


class RecordSearchQuery(BaseModel):
    """搜索请求"""
    keyword: str = Field(default="", description="搜索关键词")
    limit: int = Field(default=20, ge=1, le=100, description="返回数量")


# ==================== Full Table Load ====================

class SmartTableFull(BaseModel):
    """完整表数据（含字段、首页记录、视图）"""
    id: str
    name: str
    icon: str = "Grid"
    description: Optional[str] = None
    active_view_id: Optional[str] = None
    type: str = "table"
    parent_id: Optional[str] = None
    wiki_space_id: Optional[str] = None
    content: Optional[Dict[str, Any]] = None
    fields: List[SmartFieldResponse] = []
    records: List[SmartRecordResponse] = []
    views: List[SmartViewResponse] = []
    record_total: int = 0
    next_cursor: Optional[str] = None
    has_more: bool = False
    sys_create_datetime: Optional[CSTDatetime] = None
    sys_update_datetime: Optional[CSTDatetime] = None
    sys_creator_id: Optional[str] = None
    creator_name: Optional[str] = None
    creator_avatar: Optional[str] = None

    model_config = ConfigDict(from_attributes=True)


# ==================== Comment ====================

class CommentCreate(BaseModel):
    content: str = Field(..., min_length=1, max_length=5000, description="评论内容")
    mentions: List[str] = Field(default_factory=list, description="被@提及的用户ID列表")
    parent_id: Optional[str] = Field(None, description="父评论ID（回复）")


class CommentUpdate(BaseModel):
    content: str = Field(..., min_length=1, max_length=5000, description="评论内容")
    mentions: List[str] = Field(default_factory=list, description="被@提及的用户ID列表")


class CommentResponse(BaseModel):
    id: str
    record_id: str
    user_id: str
    content: str
    mentions: List[str] = []
    parent_id: Optional[str] = None
    sys_create_datetime: Optional[CSTDatetime] = None
    sys_update_datetime: Optional[CSTDatetime] = None
    user_name: Optional[str] = None
    user_avatar: Optional[str] = None
    replies: List["CommentResponse"] = []

    model_config = ConfigDict(from_attributes=True)


CommentResponse.model_rebuild()


# ==================== Summary / Aggregation ====================

class SummaryRequest(BaseModel):
    """汇总请求：指定字段及聚合方式"""
    aggregations: Dict[str, str] = Field(
        ..., description="fieldId -> aggregation_type 映射，如 {'fld_abc': 'SUM'}"
    )
    filters: List[RecordFilterRule] = Field(default_factory=list, description="筛选条件")
    filter_logic: str = Field(default="and", description="筛选逻辑: and / or")
    search: Optional[str] = Field(None, description="搜索关键词")


class SummaryResponse(BaseModel):
    """汇总响应"""
    summaries: Dict[str, Any] = Field(
        default_factory=dict,
        description="fieldId -> 聚合结果，如 {'fld_abc': 12345.67}"
    )
    total_count: int = 0


# ==================== Document ====================

class DocumentContentUpdate(BaseModel):
    """更新文档内容"""
    content: Dict[str, Any] = Field(..., description="Tiptap JSON 文档内容")


# ==================== Document Version ====================

class DocumentVersionCreate(BaseModel):
    """手动创建版本"""
    change_summary: Optional[str] = Field(None, max_length=500, description="变更摘要")


class DocumentVersionResponse(BaseModel):
    id: str
    document_id: str
    version: int
    title: Optional[str] = None
    change_summary: Optional[str] = None
    content_size: int = 0
    sys_create_datetime: Optional[CSTDatetime] = None
    sys_creator_id: Optional[str] = None
    creator_name: Optional[str] = None
    creator_avatar: Optional[str] = None

    model_config = ConfigDict(from_attributes=True)


class DocumentVersionDetail(DocumentVersionResponse):
    """版本详情（含完整内容）"""
    content: Dict[str, Any] = {}


class DocumentVersionCompare(BaseModel):
    """版本对比结果"""
    version_from: DocumentVersionDetail
    version_to: DocumentVersionDetail


# ==================== Document Template ====================

class DocumentTemplateCreate(BaseModel):
    name: str = Field(..., min_length=1, max_length=200, description="模板名称")
    description: Optional[str] = Field(None, description="模板描述")
    icon: str = Field(default="FileText", max_length=50, description="模板图标")
    category: str = Field(default="custom", max_length=50, description="分类")
    content: Dict[str, Any] = Field(..., description="模板内容(Tiptap JSON)")
    preview_image: Optional[str] = Field(None, description="预览图URL")


class DocumentTemplateUpdate(BaseModel):
    name: Optional[str] = Field(None, min_length=1, max_length=200, description="模板名称")
    description: Optional[str] = Field(None, description="模板描述")
    icon: Optional[str] = Field(None, max_length=50, description="模板图标")
    category: Optional[str] = Field(None, max_length=50, description="分类")
    content: Optional[Dict[str, Any]] = Field(None, description="模板内容(Tiptap JSON)")
    preview_image: Optional[str] = Field(None, description="预览图URL")


class DocumentTemplateResponse(BaseModel):
    id: str
    name: str
    description: Optional[str] = None
    icon: str = "FileText"
    category: str = "custom"
    preview_image: Optional[str] = None
    is_system: bool = False
    use_count: int = 0
    sys_create_datetime: Optional[CSTDatetime] = None
    sys_update_datetime: Optional[CSTDatetime] = None
    sys_creator_id: Optional[str] = None
    creator_name: Optional[str] = None

    model_config = ConfigDict(from_attributes=True)


class DocumentTemplateDetail(DocumentTemplateResponse):
    """模板详情（含完整内容）"""
    content: Dict[str, Any] = {}


# ==================== Wiki Space ====================

class WikiSpaceCreate(BaseModel):
    name: str = Field(..., min_length=1, max_length=200, description="文档库名称")
    icon: str = Field(default="BookOpen", max_length=50, description="图标")
    avatar: Optional[str] = Field(None, description="头像文件ID")
    description: Optional[str] = Field(None, description="描述")
    cover: Optional[str] = Field(None, description="封面图URL")
    category: str = Field(default="default", max_length=50, description="分类标签")
    visibility: str = Field(default="private", description="可见性: private/team/public")


class WikiSpaceUpdate(BaseModel):
    name: Optional[str] = Field(None, min_length=1, max_length=200, description="文档库名称")
    icon: Optional[str] = Field(None, max_length=50, description="图标")
    avatar: Optional[str] = Field(None, description="头像文件ID")
    description: Optional[str] = Field(None, description="描述")
    cover: Optional[str] = Field(None, description="封面图URL")
    category: Optional[str] = Field(None, max_length=50, description="分类标签")
    visibility: Optional[str] = Field(None, description="可见性: private/team/public")


class WikiSpaceResponse(BaseModel):
    id: str
    name: str
    icon: str = "BookOpen"
    avatar: Optional[str] = None
    description: Optional[str] = None
    cover: Optional[str] = None
    category: str = "default"
    visibility: str = "private"
    sort: int = 0
    sys_create_datetime: Optional[CSTDatetime] = None
    sys_update_datetime: Optional[CSTDatetime] = None
    sys_creator_id: Optional[str] = None
    creator_name: Optional[str] = None

    model_config = ConfigDict(from_attributes=True)


class WikiSpaceListItem(WikiSpaceResponse):
    """列表项，含文档数量"""
    document_count: int = 0


class WikiSpaceDetail(WikiSpaceResponse):
    """详情，含文档列表"""
    documents: List[SmartTableSimple] = []