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use crate::files::FileService;
use crate::project::model::ProjectSummary;
use crate::{Project, Result};

use std::sync::Arc;

#[derive(Debug)]
pub struct ProjectContext {
  project: Project
}

#[derive(Debug)]
pub struct ProjectService {
  files: Arc<FileService>,
  log: slog::Logger
}

impl ProjectService {
  pub fn new(files: Arc<FileService>, logger: &slog::Logger) -> ProjectService {
    ProjectService {
      files,
      log: logger.new(slog::o!("service" => "project"))
    }
  }

  pub fn keys(&self) -> Result<Vec<String>> {
    Ok(self.files.list_json("projects")?)
  }

  pub fn get_all(&self) -> Result<Vec<Project>> {
    self.keys()?.iter().map(|k| self.get(k)).collect()
  }

  pub fn get(&self, key: &str) -> Result<Project> {
    let summ: ProjectSummary = self.files.read_json(&format!("projects/{}", key))?;
    Ok(Project::new(key.into(), summ.name, summ.connection_params))
  }

  pub fn set(&self, p: &Project) -> Result<()> {
    self.files.write_json(p.to_summary(), &format!("project/{}.json", p.key()))
  }
}