1 files changed, 24 insertions, 0 deletions
diff --git a/crates/shirabe/src/installer/installer_interface.rs b/crates/shirabe/src/installer/installer_interface.rs
index fa48f80..fc651bb 100644
--- a/crates/shirabe/src/installer/installer_interface.rs
+++ b/crates/shirabe/src/installer/installer_interface.rs
@@ -1 +1,25 @@
 //! ref: composer/src/Composer/Installer/InstallerInterface.php
+
+use shirabe_external_packages::react::promise::promise_interface::PromiseInterface;
+use crate::package::package_interface::PackageInterface;
+use crate::repository::installed_repository_interface::InstalledRepositoryInterface;
+
+pub trait InstallerInterface {
+    fn supports(&self, package_type: &str) -> bool;
+
+    fn is_installed(&self, repo: &dyn InstalledRepositoryInterface, package: &dyn PackageInterface) -> bool;
+
+    fn download(&self, package: &dyn PackageInterface, prev_package: Option<&dyn PackageInterface>) -> anyhow::Result<Option<Box<dyn PromiseInterface>>>;
+
+    fn prepare(&self, r#type: &str, package: &dyn PackageInterface, prev_package: Option<&dyn PackageInterface>) -> anyhow::Result<Option<Box<dyn PromiseInterface>>>;
+
+    fn install(&self, repo: &mut dyn InstalledRepositoryInterface, package: &dyn PackageInterface) -> anyhow::Result<Option<Box<dyn PromiseInterface>>>;
+
+    fn update(&self, repo: &mut dyn InstalledRepositoryInterface, initial: &dyn PackageInterface, target: &dyn PackageInterface) -> anyhow::Result<Option<Box<dyn PromiseInterface>>>;
+
+    fn uninstall(&self, repo: &mut dyn InstalledRepositoryInterface, package: &dyn PackageInterface) -> anyhow::Result<Option<Box<dyn PromiseInterface>>>;
+
+    fn cleanup(&self, r#type: &str, package: &dyn PackageInterface, prev_package: Option<&dyn PackageInterface>) -> anyhow::Result<Option<Box<dyn PromiseInterface>>>;
+
+    fn get_install_path(&self, package: &dyn PackageInterface) -> Option<String>;
+}