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// Copyright 2019-2021 Tauri Programme within The Commons Conservancy
// SPDX-License-Identifier: Apache-2.0
// SPDX-License-Identifier: MIT

//! Tauri utility helpers
#![warn(missing_docs, rust_2018_idioms)]

/// The Assets module allows you to read files that have been bundled by tauri
pub mod assets;
/// Tauri config definition.
pub mod config;
/// Tauri HTML processing.
pub mod html;
/// Platform helpers
pub mod platform;

/// `App` package information.
#[derive(Debug, Clone)]
pub struct PackageInfo {
  /// App name.
  pub name: String,
  /// App version.
  pub version: String,
}

impl PackageInfo {
  /// Returns the application package name.
  /// On macOS and Windows it's the `name` field, and on Linux it's the `name` in `kebab-case`.
  pub fn package_name(&self) -> String {
    #[cfg(target_os = "linux")]
    {
      use heck::KebabCase;
      self.name.to_kebab_case()
    }
    #[cfg(not(target_os = "linux"))]
    return self.name.clone();
  }
}

/// Result type alias using the crate's error type.
pub type Result<T> = std::result::Result<T, Error>;

/// The error types.
#[derive(Debug, thiserror::Error)]
#[non_exhaustive]
pub enum Error {
  /// Target triple architecture error
  #[error("Unable to determine target-architecture")]
  Architecture,
  /// Target triple OS error
  #[error("Unable to determine target-os")]
  Os,
  /// Target triple environment error
  #[error("Unable to determine target-environment")]
  Environment,
  /// Tried to get resource on an unsupported platform.
  #[error("Unsupported platform for reading resources")]
  UnsupportedPlatform,
  /// Get parent process error
  #[error("Could not get parent process")]
  ParentProcess,
  /// Get parent process PID error
  #[error("Could not get parent PID")]
  ParentPid,
  /// Get child process error
  #[error("Could not get child process")]
  ChildProcess,
  /// IO error.
  #[error("{0}")]
  Io(#[from] std::io::Error),
}