from datetime import datetime
from enum import Enum
from typing import Optional
from pydantic import BaseModel, Field


class GamePhase(str, Enum):
    INTRO = "intro"
    ROUND1_SPEAK = "round1_speak"
    ROUND1_SEARCH = "round1_search"
    ROUND2_SPEAK = "round2_speak"
    ROUND2_SEARCH = "round2_search"
    FINAL_DISCUSS = "final_discuss"
    VOTING = "voting"
    REVEAL = "reveal"

    @classmethod
    def ordered_phases(cls) -> list[str]:
        return [
            "intro", "round1_speak", "round1_search",
            "round2_speak", "round2_search",
            "final_discuss", "voting", "reveal"
        ]

    @classmethod
    def phase_count(cls) -> int:
        return len(cls.ordered_phases())


class CharacterRole(str, Enum):
    DETECTIVE = "detective"
    SUSPECT = "suspect"
    WITNESS = "witness"
    VICTIM = "victim"
    KILLER = "killer"


class CharacterStatus(str, Enum):
    ALIVE = "alive"
    DEAD = "dead"
    INACTIVE = "inactive"


class MessageType(str, Enum):
    SYSTEM = "system"
    DM = "dm"
    CHARACTER = "character"
    VOTE = "vote"
    CLUE = "clue"


class ClueType(str, Enum):
    PHYSICAL = "physical"
    TESTIMONY = "testimony"
    MOTIVE = "motive"
    ALIBI = "alibi"
    FORENSIC = "forensic"


class ClueVisibility(str, Enum):
    ALL = "all"
    SPECIFIC = "specific"
    HIDDEN = "hidden"


class ScriptUploadRequest(BaseModel):
    title: str
    content: str
    file_type: str = "natural_language"


class ScriptParsePreview(BaseModel):
    title: str
    background: str
    characters: list[dict]
    clues: list[dict]
    phases: list[dict]


class ScriptImportRequest(BaseModel):
    title: str
    background: str = ""
    characters: list[dict] = Field(default_factory=list)
    clues: list[dict] = Field(default_factory=list)
    phases: list[dict] = Field(default_factory=list)


class ScriptResponse(BaseModel):
    id: str
    title: str
    background: str
    character_count: int
    created_at: datetime

    model_config = {"from_attributes": True}


class CharacterCreate(BaseModel):
    name: str
    role: CharacterRole = CharacterRole.SUSPECT
    personality: str = ""
    speaking_style: str = ""
    background: str = ""
    secret: str = ""
    motive: str = ""
    avatar_url: str = ""


class CharacterResponse(BaseModel):
    id: str
    script_id: str
    name: str
    role: CharacterRole
    status: CharacterStatus
    personality: str
    speaking_style: str
    background: str
    secret: str
    motive: str
    avatar_url: str
    hermes_profile: str
    soul_md: str
    is_revealed_killer: bool
    created_at: datetime

    model_config = {"from_attributes": True}


class SoulUpdateRequest(BaseModel):
    soul_md: str
    knowledge_base: str = ""


class CharacterSpeakRequest(BaseModel):
    prompt: str = ""
    target_character_id: Optional[str] = None


class CharacterGenerateRequest(BaseModel):
    script_id: str
    character_names: list[str]


class MessageCreate(BaseModel):
    session_id: str = ""
    character_id: Optional[str] = None
    game_phase: str = ""
    msg_type: str = "character"
    content: str
    target_character_id: Optional[str] = None


class MessageResponse(BaseModel):
    id: str
    session_id: str
    character_id: Optional[str] = None
    game_phase: str
    msg_type: str
    content: str
    target_character_id: Optional[str] = None
    clue_id: Optional[str] = None
    metadata: dict
    created_at: datetime
    character_name: Optional[str] = None
    character_role: Optional[CharacterRole] = None

    model_config = {"from_attributes": True}


class ClueCreate(BaseModel):
    script_id: str
    name: str
    content: str
    clue_type: ClueType = ClueType.PHYSICAL
    owner_id: Optional[str] = None
    phase: str = "round1_search"
    visibility: ClueVisibility = ClueVisibility.ALL
    visible_to: list[str] = Field(default_factory=list)


class ClueUnlockRequest(BaseModel):
    character_id: str


class ClueResponse(BaseModel):
    id: str
    script_id: str
    name: str
    content: str
    clue_type: ClueType
    owner_id: Optional[str] = None
    phase: str
    visibility: ClueVisibility
    visible_to: list
    is_unlocked: bool
    unlocked_by: Optional[str] = None
    unlocked_at: Optional[datetime] = None
    created_at: datetime

    model_config = {"from_attributes": True}


class DmSpeakRequest(BaseModel):
    content: str
    phase: str = ""


class GameStateResponse(BaseModel):
    id: str
    current_phase: GamePhase
    current_speaker_id: Optional[str] = None
    speaker_order: list
    active_script_id: Optional[str] = None
    is_running: bool
    is_paused: bool
    phase_started_at: Optional[datetime] = None
    config: dict
    progress_percent: float = 0.0

    model_config = {"from_attributes": True}


class VoteCreate(BaseModel):
    voter_id: str
    target_id: str
    reason: str = ""


class VoteResponse(BaseModel):
    id: str
    voter_id: str
    target_id: str
    round_number: int
    reason: str
    created_at: datetime

    model_config = {"from_attributes": True}