use chrono::{DateTime, Utc};
use serde::{Deserialize, Serialize};
use serde_json::Value;
use tokio_postgres::{Error, Row};
use uuid::Uuid;

#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct Video {
    pub id: Uuid,
    pub channel_id: Uuid,
    pub youtube_video_id: String,
    pub canonical_url: String,
    pub title: String,
    pub description: String,
    pub published_at: Option<DateTime<Utc>>,
    pub duration_seconds: Option<i32>,
    pub thumbnail_asset_id: Option<Uuid>,
    pub processing_status: String,
    pub metadata: Value,
    pub created_at: DateTime<Utc>,
    pub updated_at: DateTime<Utc>,
    pub deleted_at: Option<DateTime<Utc>>,
}

#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct NewVideo {
    pub channel_id: Uuid,
    pub youtube_video_id: String,
    pub canonical_url: String,
    pub title: String,
    #[serde(default)]
    pub description: String,
    pub published_at: Option<DateTime<Utc>>,
    pub duration_seconds: Option<i32>,
    pub thumbnail_asset_id: Option<Uuid>,
    #[serde(default = "default_pending")]
    pub processing_status: String,
    #[serde(default)]
    pub metadata: Value,
}

fn default_pending() -> String {
    "pending".to_owned()
}

impl Video {
    pub fn from_row(row: &Row) -> Result<Self, Error> {
        Ok(Self {
            id: row.try_get("id")?,
            channel_id: row.try_get("channel_id")?,
            youtube_video_id: row.try_get("youtube_video_id")?,
            canonical_url: row.try_get("canonical_url")?,
            title: row.try_get("title")?,
            description: row.try_get("description")?,
            published_at: row.try_get("published_at")?,
            duration_seconds: row.try_get("duration_seconds")?,
            thumbnail_asset_id: row.try_get("thumbnail_asset_id")?,
            processing_status: row.try_get("processing_status")?,
            metadata: row.try_get("metadata")?,
            created_at: row.try_get("created_at")?,
            updated_at: row.try_get("updated_at")?,
            deleted_at: row.try_get("deleted_at")?,
        })
    }
}