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use crate::{Result, ResultExt};

use serde::{Deserialize, Serialize};

#[derive(Debug, Serialize, Deserialize)]
pub enum ResponseMessage {
  ServerError {
    reason: String,
    content: String
  },
  Pong {
    v: i64
  },
  Connected {
    p: Box<crate::project::ProjectDescription>,
    u: Box<crate::profile::UserProfile>
  },
  SchemaResponse {
    schema: crate::Schema
  },
  SqlResponse {
    result: crate::database::results::ResultSet
  }
}

impl ResponseMessage {
  pub fn from_json(s: &str) -> Result<ResponseMessage> {
    serde_json::from_str(&s).chain_err(|| format!("Can't decode ResponseMessage from [{}]", s))
  }

  pub fn to_json(&self) -> Result<String> {
    serde_json::to_string_pretty(&self).chain_err(|| format!("Can't encode ResponseMessage [{:?}]", &self))
  }
}