use anyhow::Result;
use async_trait::async_trait;
use std::sync::Arc;
use tokio::sync::RwLock;

use super::Database;

pub struct RedisDb {
    #[allow(dead_code)]
    state: Arc<RwLock<RedisState>>,
}

#[derive(Debug, Clone, Default)]
pub struct RedisState {
    pub processing: Vec<String>,
    pub completed: Vec<String>,
    pub failed: Vec<String>,
}

#[derive(Debug, serde::Serialize, serde::Deserialize)]
pub struct Job {
    pub id: String,
    pub uuid: String,
    pub job_type: String,
    pub status: String,
    pub progress: f32,
    pub created_at: String,
    pub updated_at: String,
}

impl RedisDb {
    pub async fn push_job(&self, _job: &Job) -> Result<()> {
        // TODO: Implement Redis client
        Ok(())
    }

    pub async fn get_pending_jobs(&self) -> Result<Vec<Job>> {
        // TODO: Implement Redis client
        Ok(vec![])
    }

    pub async fn update_job_status(
        &self,
        _job_id: &str,
        _status: &str,
        _progress: f32,
    ) -> Result<()> {
        // TODO: Implement Redis client
        Ok(())
    }

    pub async fn publish_event(&self, _channel: &str, _message: &str) -> Result<()> {
        // TODO: Implement Redis Pub/Sub
        Ok(())
    }
}

#[async_trait]
impl Database for RedisDb {
    async fn init() -> Result<Self> {
        // TODO: Initialize Redis client
        Ok(Self {
            state: Arc::new(RwLock::new(RedisState::default())),
        })
    }
}
