use serde::{Deserialize, Serialize};

/// How a tool presents its UI.
#[derive(Debug, Clone, Serialize, Deserialize, PartialEq, Eq)]
#[serde(rename_all = "lowercase")]
pub enum ToolType {
    Cli,
    Web,
    Headless,
}

/// Unique identifier for a tool (name + version).
#[derive(Debug, Clone, Serialize, Deserialize, PartialEq, Eq, Hash)]
pub struct ToolId {
    pub name: String,
    pub version: semver::Version,
}

impl std::fmt::Display for ToolId {
    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
        write!(f, "{}@{}", self.name, self.version)
    }
}

/// Metadata about an installed or available tool.
#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct ToolMetadata {
    pub name: String,
    pub version: semver::Version,
    pub description: String,
    pub author: String,
    pub license: String,
    pub homepage: Option<String>,
    pub tool_type: ToolType,
    pub hash: String,
}