from aiogram.types import Message, CallbackQuery
from aiogram.fsm.context import FSMContext
from aiogram.utils.i18n import I18n
from aiogram.utils.keyboard import InlineKeyboardBuilder
from typing import Any, Callable, TYPE_CHECKING, Literal, Union
from babel.support import LazyProxy
from dataclasses import dataclass, field
from sqlmodel.ext.asyncio.session import AsyncSession

from .role import RoleBase
from . import EntityPermission
from ..bot.handlers.context import ContextData

if TYPE_CHECKING:
    from .bot_entity import BotEntity
    from ..main import QBotApp
    from .user import UserBase

EntityCaptionCallable = Callable[["EntityDescriptor"], str]
EntityItemCaptionCallable = Callable[["EntityDescriptor", Any], str]
EntityFieldCaptionCallable = Callable[["FieldDescriptor", Any, Any], str]


@dataclass
class FieldEditButton:
    field_name: str
    caption: str | LazyProxy | EntityFieldCaptionCallable | None = None
    visibility: Callable[[Any], bool] | None = None


@dataclass
class CommandButton:
    command: ContextData | Callable[[ContextData, Any], ContextData] | str
    caption: str | LazyProxy | EntityItemCaptionCallable
    visibility: Callable[[Any], bool] | None = None


@dataclass
class Filter:
    field_name: str
    operator: Literal[
        "==",
        "!=",
        ">",
        "<",
        ">=",
        "<=",
        "in",
        "not in",
        "like",
        "ilike",
        "is",
        "is not",
    ]
    value_type: Literal["const", "param"]
    value: Any | None = None
    param_index: int | None = None


@dataclass
class EntityList:
    caption: str | LazyProxy | EntityCaptionCallable | None = None
    item_repr: EntityItemCaptionCallable | None = None
    show_add_new_button: bool = True
    item_form: str | None = None
    pagination: bool = True
    static_filters: list[Filter] | Any = None
    filtering: bool = False
    filtering_fields: list[str] = None
    order_by: str | Any | None = None


@dataclass
class EntityForm:
    item_repr: EntityItemCaptionCallable | None = None
    edit_field_sequence: list[str] = None
    form_buttons: list[list[FieldEditButton | CommandButton]] = None
    show_edit_button: bool = True
    show_delete_button: bool = True


@dataclass(kw_only=True)
class _BaseFieldDescriptor:
    icon: str = None
    caption: str | LazyProxy | EntityFieldCaptionCallable | None = None
    description: str | LazyProxy | EntityFieldCaptionCallable | None = None
    edit_prompt: str | LazyProxy | EntityFieldCaptionCallable | None = None
    caption_value: EntityFieldCaptionCallable | None = None
    is_visible: bool = True
    localizable: bool = False
    bool_false_value: str | LazyProxy = "no"
    bool_true_value: str | LazyProxy = "yes"
    ep_form: str | None = None
    ep_parent_field: str | None = None
    ep_child_field: str | None = None
    dt_type: Literal["date", "datetime"] = "date"
    default: Any = None


@dataclass(kw_only=True)
class EntityField(_BaseFieldDescriptor):
    name: str | None = None
    sm_descriptor: Any = None


@dataclass(kw_only=True)
class Setting(_BaseFieldDescriptor):
    name: str | None = None


@dataclass(kw_only=True)
class FormField(_BaseFieldDescriptor):
    name: str | None = None
    type_: type


@dataclass(kw_only=True)
class FieldDescriptor(_BaseFieldDescriptor):
    name: str
    field_name: str
    type_: type
    type_base: type = None
    is_list: bool = False
    is_optional: bool = False
    entity_descriptor: "EntityDescriptor" = None
    command: "BotCommand" = None

    def __hash__(self):
        return self.name.__hash__()


@dataclass(kw_only=True)
class _BaseEntityDescriptor:
    icon: str = "📘"
    full_name: str | LazyProxy | EntityCaptionCallable | None = None
    full_name_plural: str | LazyProxy | EntityCaptionCallable | None = None
    description: str | LazyProxy | EntityCaptionCallable | None = None
    item_repr: EntityItemCaptionCallable | None = None
    default_list: EntityList = field(default_factory=EntityList)
    default_form: EntityForm = field(default_factory=EntityForm)
    lists: dict[str, EntityList] = field(default_factory=dict[str, EntityList])
    forms: dict[str, EntityForm] = field(default_factory=dict[str, EntityForm])
    show_in_entities_menu: bool = True
    ownership_fields: dict[RoleBase, str] = field(default_factory=dict[RoleBase, str])
    permissions: dict[EntityPermission, list[RoleBase]] = field(
        default_factory=lambda: {
            EntityPermission.LIST: [RoleBase.DEFAULT_USER, RoleBase.SUPER_USER],
            EntityPermission.READ: [RoleBase.DEFAULT_USER, RoleBase.SUPER_USER],
            EntityPermission.CREATE: [RoleBase.DEFAULT_USER, RoleBase.SUPER_USER],
            EntityPermission.UPDATE: [RoleBase.DEFAULT_USER, RoleBase.SUPER_USER],
            EntityPermission.DELETE: [RoleBase.DEFAULT_USER, RoleBase.SUPER_USER],
            EntityPermission.LIST_ALL: [RoleBase.SUPER_USER],
            EntityPermission.READ_ALL: [RoleBase.SUPER_USER],
            EntityPermission.CREATE_ALL: [RoleBase.SUPER_USER],
            EntityPermission.UPDATE_ALL: [RoleBase.SUPER_USER],
            EntityPermission.DELETE_ALL: [RoleBase.SUPER_USER],
        }
    )


@dataclass(kw_only=True)
class Entity(_BaseEntityDescriptor):
    name: str | None = None


@dataclass
class EntityDescriptor(_BaseEntityDescriptor):
    name: str
    class_name: str
    type_: type["BotEntity"]
    fields_descriptors: dict[str, FieldDescriptor]


@dataclass(kw_only=True)
class CommandCallbackContext[UT: UserBase]:
    keyboard_builder: InlineKeyboardBuilder = field(
        default_factory=InlineKeyboardBuilder
    )
    message_text: str | None = None
    register_navigation: bool = True
    message: Message | CallbackQuery
    callback_data: ContextData
    db_session: AsyncSession
    user: UT
    app: "QBotApp"
    state_data: dict[str, Any]
    state: FSMContext
    form_data: dict[str, Any]
    i18n: I18n
    kwargs: dict[str, Any] = field(default_factory=dict)


@dataclass(kw_only=True)
class BotCommand:
    name: str
    caption: str | dict[str, str] | None = None
    pre_check: Callable[[Union[Message, CallbackQuery], Any], bool] | None = None
    show_in_bot_commands: bool = False
    register_navigation: bool = True
    clear_navigation: bool = False
    clear_state: bool = True
    param_form: dict[str, FieldDescriptor] | None = None
    show_cancel_in_param_form: bool = True
    show_back_in_param_form: bool = True
    handler: Callable[[CommandCallbackContext], None]