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use clap::ValueEnum;
use std::str::FromStr;

pub use proto_core::*;
pub use proto_go as go;
pub use proto_node as node;

#[derive(Clone, Debug, Eq, Hash, PartialEq, ValueEnum)]
#[value(rename_all = "lowercase")]
pub enum ToolType {
    // Node.js
    Node,
    Npm,
    Pnpm,
    Yarn,
    // Go
    Go,
}

impl FromStr for ToolType {
    type Err = ProtoError;

    fn from_str(value: &str) -> Result<Self, Self::Err> {
        match value.to_lowercase().as_ref() {
            "node" => Ok(Self::Node),
            "npm" => Ok(Self::Npm),
            "pnpm" => Ok(Self::Pnpm),
            "yarn" => Ok(Self::Yarn),
            "go" => Ok(Self::Go),
            _ => Err(ProtoError::UnsupportedTool(value.to_owned())),
        }
    }
}

pub fn create_tool(tool: &ToolType) -> Result<Box<dyn Tool<'static>>, ProtoError> {
    let proto = Proto::new()?;

    Ok(match tool {
        // Node.js
        ToolType::Node => Box::new(node::NodeLanguage::new(&proto)),
        ToolType::Npm => Box::new(node::NodeDependencyManager::new(
            &proto,
            node::NodeDependencyManagerType::Npm,
        )),
        ToolType::Pnpm => Box::new(node::NodeDependencyManager::new(
            &proto,
            node::NodeDependencyManagerType::Pnpm,
        )),
        ToolType::Yarn => Box::new(node::NodeDependencyManager::new(
            &proto,
            node::NodeDependencyManagerType::Yarn,
        )),
        // Go
        ToolType::Go => Box::new(go::GoLanguage::new(&proto)),
    })
}