1 files changed, 114 insertions, 0 deletions
diff --git a/crates/shirabe/src/downloader/perforce_downloader.rs b/crates/shirabe/src/downloader/perforce_downloader.rs
index 26d453c..27316e7 100644
--- a/crates/shirabe/src/downloader/perforce_downloader.rs
+++ b/crates/shirabe/src/downloader/perforce_downloader.rs
@@ -1 +1,115 @@
 //! ref: composer/src/Composer/Downloader/PerforceDownloader.php
+
+use std::any::Any;
+use anyhow::Result;
+use indexmap::IndexMap;
+use shirabe_external_packages::react::promise::promise_interface::PromiseInterface;
+use shirabe_php_shim::PhpMixed;
+use crate::downloader::vcs_downloader::VcsDownloader;
+use crate::package::package_interface::PackageInterface;
+use crate::repository::vcs_repository::VcsRepository;
+use crate::util::perforce::Perforce;
+
+#[derive(Debug)]
+pub struct PerforceDownloader {
+    inner: VcsDownloader,
+    pub(crate) perforce: Option<Perforce>,
+}
+
+impl PerforceDownloader {
+    pub(crate) fn do_download(
+        &self,
+        _package: &dyn PackageInterface,
+        _path: String,
+        _url: String,
+        _prev_package: Option<&dyn PackageInterface>,
+    ) -> Result<Box<dyn PromiseInterface>> {
+        Ok(shirabe_external_packages::react::promise::resolve(None))
+    }
+
+    pub fn do_install(
+        &mut self,
+        package: &dyn PackageInterface,
+        path: String,
+        url: String,
+    ) -> Result<Box<dyn PromiseInterface>> {
+        let source_ref = package.get_source_reference();
+        let label = self.get_label_from_source_reference(source_ref.clone().unwrap_or_default());
+
+        self.inner.io.write_error(&format!("Cloning {}", source_ref.clone().unwrap_or_default()));
+        self.init_perforce(package, path.clone(), url);
+        self.perforce.as_mut().unwrap().set_stream(source_ref.clone().unwrap_or_default());
+        self.perforce.as_mut().unwrap().p4_login();
+        self.perforce.as_mut().unwrap().write_p4_client_spec();
+        self.perforce.as_mut().unwrap().connect_client();
+        self.perforce.as_mut().unwrap().sync_code_base(label.as_deref());
+        self.perforce.as_mut().unwrap().cleanup_client_spec();
+
+        Ok(shirabe_external_packages::react::promise::resolve(None))
+    }
+
+    fn get_label_from_source_reference(&self, source_ref: String) -> Option<String> {
+        let pos = source_ref.find('@');
+        if let Some(pos) = pos {
+            return Some(source_ref[pos + 1..].to_string());
+        }
+
+        None
+    }
+
+    pub fn init_perforce(&mut self, package: &dyn PackageInterface, path: String, url: String) {
+        if self.perforce.is_some() {
+            self.perforce.as_mut().unwrap().initialize_path(path);
+            return;
+        }
+
+        let repository = package.get_repository();
+        let repo_config: Option<IndexMap<String, PhpMixed>> = if let Some(repo) = repository {
+            if let Some(vcs_repo) = (repo.as_any() as &dyn Any).downcast_ref::<VcsRepository>() {
+                Some(self.get_repo_config(vcs_repo))
+            } else {
+                None
+            }
+        } else {
+            None
+        };
+        self.perforce = Some(Perforce::create(repo_config, url, path, &self.inner.process, &self.inner.io));
+    }
+
+    fn get_repo_config(&self, repository: &VcsRepository) -> IndexMap<String, PhpMixed> {
+        repository.get_repo_config()
+    }
+
+    pub(crate) fn do_update(
+        &mut self,
+        _initial: &dyn PackageInterface,
+        target: &dyn PackageInterface,
+        path: String,
+        url: String,
+    ) -> Result<Box<dyn PromiseInterface>> {
+        self.do_install(target, path, url)
+    }
+
+    pub fn get_local_changes(&self, _package: &dyn PackageInterface, _path: String) -> Option<String> {
+        self.inner.io.write_error("Perforce driver does not check for local changes before overriding");
+
+        None
+    }
+
+    pub(crate) fn get_commit_logs(
+        &self,
+        from_reference: String,
+        to_reference: String,
+        _path: String,
+    ) -> Result<String> {
+        Ok(self.perforce.as_ref().unwrap().get_commit_logs(from_reference, to_reference))
+    }
+
+    pub fn set_perforce(&mut self, perforce: Perforce) {
+        self.perforce = Some(perforce);
+    }
+
+    pub(crate) fn has_metadata_repository(&self, _path: &str) -> bool {
+        true
+    }
+}