from datetime import datetime

from ninja import Schema


class TicketIn(Schema):
    title: str
    description: str
    priority: str = "medium"
    impact_scope: str = ""
    environment: str = ""
    related_system: str = ""
    assignee_id: int | None = None


class TicketUpdateIn(Schema):
    title: str | None = None
    description: str | None = None
    priority: str | None = None
    impact_scope: str | None = None
    environment: str | None = None
    related_system: str | None = None
    assignee_id: int | None = None


class TicketStatusIn(Schema):
    status: str
    remark: str = ""


class TicketUserOut(Schema):
    id: int
    username: str
    display_name: str


class TicketOut(Schema):
    id: int
    ticket_no: str
    title: str
    description: str
    status: str
    priority: str
    impact_scope: str
    environment: str
    related_system: str
    requester_id: int | None
    assignee_id: int | None
    requester: TicketUserOut | None = None
    assignee: TicketUserOut | None = None
    created_at: datetime
    updated_at: datetime


class TicketListOut(Schema):
    items: list[TicketOut]
    page: int
    page_size: int
    total: int
    total_pages: int


class TicketEventOut(Schema):
    id: int
    event_type: str
    from_value: dict
    to_value: dict
    remark: str
    operator: TicketUserOut | None = None
    created_at: datetime


class TicketCommentIn(Schema):
    content: str
    comment_type: str = "user"
    visibility: str = "internal"


class TicketCommentOut(Schema):
    id: int
    content: str
    comment_type: str
    visibility: str
    created_at: datetime


class TicketAttachmentIn(Schema):
    file_name: str
    file_type: str = ""
    mime_type: str = ""
    file_size: int = 0
    storage_path: str


class TicketAttachmentOut(Schema):
    id: int
    file_name: str
    file_type: str
    mime_type: str
    file_size: int
    storage_path: str
    created_at: datetime