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 PodcastChannel {
    pub id: Uuid,
    pub youtube_channel_id: String,
    pub name: String,
    pub canonical_url: String,
    pub logo_asset_id: Option<Uuid>,
    pub status: String,
    pub metadata: Value,
    pub discovered_at: DateTime<Utc>,
    pub created_at: DateTime<Utc>,
    pub updated_at: DateTime<Utc>,
    pub deleted_at: Option<DateTime<Utc>>,
}

#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct NewPodcastChannel {
    pub youtube_channel_id: String,
    pub name: String,
    pub canonical_url: String,
    pub logo_asset_id: Option<Uuid>,
    #[serde(default = "default_candidate_status")]
    pub status: String,
    #[serde(default)]
    pub metadata: Value,
}

fn default_candidate_status() -> String {
    "candidate".to_owned()
}

#[derive(Debug, Clone, Default, Serialize, Deserialize)]
pub struct PodcastChannelPatch {
    pub name: Option<String>,
    pub canonical_url: Option<String>,
    pub logo_asset_id: Option<Uuid>,
    pub status: Option<String>,
    pub metadata: Option<Value>,
}

impl PodcastChannel {
    pub fn from_row(row: &Row) -> Result<Self, Error> {
        Ok(Self {
            id: row.try_get("id")?,
            youtube_channel_id: row.try_get("youtube_channel_id")?,
            name: row.try_get("name")?,
            canonical_url: row.try_get("canonical_url")?,
            logo_asset_id: row.try_get("logo_asset_id")?,
            status: row.try_get("status")?,
            metadata: row.try_get("metadata")?,
            discovered_at: row.try_get("discovered_at")?,
            created_at: row.try_get("created_at")?,
            updated_at: row.try_get("updated_at")?,
            deleted_at: row.try_get("deleted_at")?,
        })
    }
}