clevercloud-sdk 1.0.0

//! # Postgresql addon provider module
//!
//! This module provide helpers and structures to interact with the postgresql
//! addon provider
#![allow(deprecated)]

use std::{
    convert::TryFrom,
    fmt::{self, Debug, Display, Formatter},
    str::FromStr,
};

use crate::oauth10a::{ClientError, RestClient};
#[cfg(feature = "logging")]
use log::{Level, debug, log_enabled};
#[cfg(feature = "jsonschemas")]
use schemars::JsonSchema_repr as JsonSchemaRepr;
use serde_repr::{Deserialize_repr as DeserializeRepr, Serialize_repr as SerializeRepr};

use crate::{
    Client,
    v4::addon_provider::{AddonProvider, AddonProviderId},
};

// -----------------------------------------------------------------------------
// Error enumeration

#[derive(thiserror::Error, Debug)]
pub enum Error {
    #[error(
        "failed to parse version from '{0}', available versions are 18, 17, 16, 15, 14, 13, 12 and 11"
    )]
    ParseVersion(String),
    #[error("failed to get information about addon provider '{0}', {1}")]
    Get(AddonProviderId, ClientError),
}

// -----------------------------------------------------------------------------
// Version enum

#[cfg_attr(feature = "jsonschemas", derive(JsonSchemaRepr))]
#[derive(SerializeRepr, DeserializeRepr, PartialEq, Eq, PartialOrd, Ord, Hash, Clone, Debug)]
#[serde(untagged)]
#[repr(i32)]
pub enum Version {
    V11 = 11,
    V12 = 12,
    V13 = 13,
    V14 = 14,
    V15 = 15,
    V16 = 16,
    V17 = 17,
    V18 = 18,
}

impl FromStr for Version {
    type Err = Error;

    fn from_str(s: &str) -> Result<Self, Self::Err> {
        Ok(match s {
            "18" => Self::V18,
            "17" => Self::V17,
            "16" => Self::V16,
            "15" => Self::V15,
            "14" => Self::V14,
            "13" => Self::V13,
            "12" => Self::V12,
            "11" => Self::V11,
            _ => {
                return Err(Error::ParseVersion(s.to_owned()));
            }
        })
    }
}

impl TryFrom<String> for Version {
    type Error = Error;

    fn try_from(s: String) -> Result<Self, Self::Error> {
        Self::from_str(&s)
    }
}

#[allow(clippy::from_over_into)]
impl Into<String> for Version {
    fn into(self) -> String {
        self.to_string()
    }
}

impl Display for Version {
    fn fmt(&self, f: &mut Formatter) -> fmt::Result {
        match self {
            Self::V18 => write!(f, "18"),
            Self::V17 => write!(f, "17"),
            Self::V16 => write!(f, "16"),
            Self::V15 => write!(f, "15"),
            Self::V14 => write!(f, "14"),
            Self::V13 => write!(f, "13"),
            Self::V12 => write!(f, "12"),
            Self::V11 => write!(f, "11"),
        }
    }
}

// -----------------------------------------------------------------------------
// Helpers functions

#[cfg_attr(feature = "tracing", tracing::instrument)]
/// returns information about the postgresql addon provider
pub async fn get(client: &Client) -> Result<AddonProvider<Version>, Error> {
    let path = format!(
        "{}/v4/addon-providers/{}",
        client.endpoint,
        AddonProviderId::PostgreSql
    );

    #[cfg(feature = "logging")]
    if log_enabled!(Level::Debug) {
        debug!(
            "execute a request to get information about the postgresql addon-provider, path: '{}', name: '{}'",
            &path,
            AddonProviderId::PostgreSql
        );
    }

    client
        .get(&path)
        .await
        .map_err(|err| Error::Get(AddonProviderId::PostgreSql, err))
}

// -----------------------------------------------------------------------------
// Tests

#[cfg(test)]
mod tests {
    use std::str::FromStr;

    use super::Version;

    #[test]
    fn version_string_round_trip() {
        for (s, version) in [
            ("18", Version::V18),
            ("17", Version::V17),
            ("16", Version::V16),
            ("15", Version::V15),
            ("14", Version::V14),
            ("13", Version::V13),
            ("12", Version::V12),
            ("11", Version::V11),
        ] {
            assert_eq!(Version::from_str(s).unwrap(), version);
            assert_eq!(version.to_string(), s);
        }
    }

    #[test]
    fn version_rejects_unknown() {
        assert!(Version::from_str("42").is_err());
    }
}