1 files changed, 78 insertions, 0 deletions
diff --git a/crates/shirabe/src/installer/noop_installer.rs b/crates/shirabe/src/installer/noop_installer.rs
index 23752cb..fd30f4a 100644
--- a/crates/shirabe/src/installer/noop_installer.rs
+++ b/crates/shirabe/src/installer/noop_installer.rs
@@ -1 +1,79 @@
 //! ref: composer/src/Composer/Installer/NoopInstaller.php
+
+use shirabe_php_shim::InvalidArgumentException;
+use shirabe_external_packages::react::promise::promise_interface::PromiseInterface;
+use crate::installer::installer_interface::InstallerInterface;
+use crate::package::package_interface::PackageInterface;
+use crate::repository::installed_repository_interface::InstalledRepositoryInterface;
+
+#[derive(Debug)]
+pub struct NoopInstaller;
+
+impl InstallerInterface for NoopInstaller {
+    fn supports(&self, _package_type: &str) -> bool {
+        true
+    }
+
+    fn is_installed(&self, repo: &dyn InstalledRepositoryInterface, package: &dyn PackageInterface) -> bool {
+        repo.has_package(package)
+    }
+
+    fn download(&self, _package: &dyn PackageInterface, _prev_package: Option<&dyn PackageInterface>) -> anyhow::Result<Option<Box<dyn PromiseInterface>>> {
+        Ok(Some(shirabe_external_packages::react::promise::resolve(None)))
+    }
+
+    fn prepare(&self, _type: &str, _package: &dyn PackageInterface, _prev_package: Option<&dyn PackageInterface>) -> anyhow::Result<Option<Box<dyn PromiseInterface>>> {
+        Ok(Some(shirabe_external_packages::react::promise::resolve(None)))
+    }
+
+    fn cleanup(&self, _type: &str, _package: &dyn PackageInterface, _prev_package: Option<&dyn PackageInterface>) -> anyhow::Result<Option<Box<dyn PromiseInterface>>> {
+        Ok(Some(shirabe_external_packages::react::promise::resolve(None)))
+    }
+
+    fn install(&self, repo: &mut dyn InstalledRepositoryInterface, package: &dyn PackageInterface) -> anyhow::Result<Option<Box<dyn PromiseInterface>>> {
+        if !repo.has_package(package) {
+            repo.add_package(package.clone_box());
+        }
+
+        Ok(Some(shirabe_external_packages::react::promise::resolve(None)))
+    }
+
+    fn update(&self, repo: &mut dyn InstalledRepositoryInterface, initial: &dyn PackageInterface, target: &dyn PackageInterface) -> anyhow::Result<Option<Box<dyn PromiseInterface>>> {
+        if !repo.has_package(initial) {
+            return Err(InvalidArgumentException {
+                message: format!("Package is not installed: {}", initial),
+                code: 0,
+            }.into());
+        }
+
+        repo.remove_package(initial);
+        if !repo.has_package(target) {
+            repo.add_package(target.clone_box());
+        }
+
+        Ok(Some(shirabe_external_packages::react::promise::resolve(None)))
+    }
+
+    fn uninstall(&self, repo: &mut dyn InstalledRepositoryInterface, package: &dyn PackageInterface) -> anyhow::Result<Option<Box<dyn PromiseInterface>>> {
+        if !repo.has_package(package) {
+            return Err(InvalidArgumentException {
+                message: format!("Package is not installed: {}", package),
+                code: 0,
+            }.into());
+        }
+        repo.remove_package(package);
+
+        Ok(Some(shirabe_external_packages::react::promise::resolve(None)))
+    }
+
+    fn get_install_path(&self, package: &dyn PackageInterface) -> Option<String> {
+        let target_dir = package.get_target_dir();
+        let pretty_name = package.get_pretty_name();
+
+        Some(if let Some(dir) = target_dir {
+            format!("{}/{}", pretty_name, dir)
+        } else {
+            pretty_name.to_string()
+        })
+    }
+}