"""
Pydantic schemas for Video-Service API
"""

from datetime import datetime
from enum import Enum

from pydantic import BaseModel, Field


class VideoStatus(str, Enum):
    """Video processing status."""

    PENDING = "pending"
    UPLOADING = "uploading"
    PROCESSING = "processing"
    READY = "ready"
    ERROR = "error"


class VideoQuality(str, Enum):
    """Available video qualities."""

    Q360P = "360p"
    Q720P = "720p"
    Q1080P = "1080p"


class VideoMetadata(BaseModel):
    """Video metadata extracted from file."""

    duration_seconds: float = 0
    width: int = 0
    height: int = 0
    fps: float = 0
    codec: str = ""
    bitrate: int = 0
    file_size_bytes: int = 0


class VideoUploadRequest(BaseModel):
    """Request to initiate video upload."""

    kurs_id: int = Field(..., description="WordPress Kurs Post ID")
    title: str = Field(..., min_length=1, max_length=255)
    description: str | None = None


class VideoUploadResponse(BaseModel):
    """Response after initiating upload."""

    video_id: str
    upload_url: str
    expires_at: datetime


class VideoStatusResponse(BaseModel):
    """Video status response."""

    video_id: str
    kurs_id: int
    title: str
    status: VideoStatus
    progress: int = Field(0, ge=0, le=100)
    metadata: VideoMetadata | None = None
    thumbnail_url: str | None = None
    available_qualities: list[VideoQuality] = []
    created_at: datetime
    updated_at: datetime
    error_message: str | None = None


class VideoListResponse(BaseModel):
    """List of videos response."""

    videos: list[VideoStatusResponse]
    total: int


class StreamTokenRequest(BaseModel):
    """Request for stream token."""

    video_id: str
    buchung_id: int


class WebhookPayload(BaseModel):
    """Payload sent to WordPress webhook."""

    event: str  # video.ready, video.error, video.progress
    video_id: str
    kurs_id: int
    status: VideoStatus
    progress: int = 0
    metadata: VideoMetadata | None = None
    thumbnail_url: str | None = None
    error_message: str | None = None
    timestamp: datetime


class HealthResponse(BaseModel):
    """Health check response."""

    status: str
    version: str
    environment: str
    redis_connected: bool
    storage_writable: bool
    ffmpeg_available: bool