1 files changed, 395 insertions, 0 deletions
diff --git a/crates/shirabe-external-packages/src/symfony/console/command/lazy_command.rs b/crates/shirabe-external-packages/src/symfony/console/command/lazy_command.rs
new file mode 100644
index 0000000..47f73bf
--- /dev/null
+++ b/crates/shirabe-external-packages/src/symfony/console/command/lazy_command.rs
@@ -0,0 +1,395 @@
+use shirabe_php_shim::PhpMixed;
+use std::cell::RefCell;
+use std::ops::{Deref, DerefMut};
+use std::rc::Rc;
+
+use crate::symfony::console::application::Application;
+use crate::symfony::console::command::command::{BaseCommand, Command, SetDefinitionArg};
+use crate::symfony::console::completion::completion_input::CompletionInput;
+use crate::symfony::console::completion::completion_suggestions::CompletionSuggestions;
+use crate::symfony::console::helper::helper_set::HelperSet;
+use crate::symfony::console::input::input_definition::InputDefinition;
+use crate::symfony::console::input::input_interface::InputInterface;
+use crate::symfony::console::output::output_interface::OutputInterface;
+
+/// Either an already-built command, or a factory closure that builds one.
+///
+/// PHP: `private $command` holds a `Command` instance or a `\Closure`.
+pub enum LazyCommandInner {
+    Command(Box<dyn Command>),
+    Factory(Box<dyn Fn() -> Box<dyn Command>>),
+}
+
+impl std::fmt::Debug for LazyCommandInner {
+    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
+        match self {
+            LazyCommandInner::Command(command) => f.debug_tuple("Command").field(command).finish(),
+            LazyCommandInner::Factory(_) => f.debug_tuple("Factory").finish(),
+        }
+    }
+}
+
+#[derive(Debug)]
+pub struct LazyCommand {
+    inner: BaseCommand,
+    command: LazyCommandInner,
+    is_enabled: Option<bool>,
+}
+
+impl Deref for LazyCommand {
+    type Target = BaseCommand;
+
+    fn deref(&self) -> &Self::Target {
+        &self.inner
+    }
+}
+
+impl DerefMut for LazyCommand {
+    fn deref_mut(&mut self) -> &mut Self::Target {
+        &mut self.inner
+    }
+}
+
+impl LazyCommand {
+    pub fn new(
+        name: &str,
+        aliases: Vec<String>,
+        description: &str,
+        is_hidden: bool,
+        command_factory: Box<dyn Fn() -> Box<dyn Command>>,
+        is_enabled: Option<bool>,
+    ) -> anyhow::Result<Self> {
+        let mut this = Self {
+            inner: BaseCommand::__construct(None)?,
+            command: LazyCommandInner::Factory(command_factory),
+            is_enabled,
+        };
+
+        this.inner
+            .set_name(name)?
+            .set_aliases(aliases)?
+            .set_hidden(is_hidden)
+            .set_description(description);
+
+        Ok(this)
+    }
+
+    pub fn ignore_validation_errors(&mut self) {
+        self.get_command().ignore_validation_errors();
+    }
+
+    pub fn set_application(&mut self, application: Option<Rc<RefCell<Application>>>) {
+        // if ($this->command instanceof parent)
+        if let LazyCommandInner::Command(command) = &mut self.command {
+            command.set_application(application.clone());
+        }
+
+        // parent::setApplication($application);
+        self.inner.set_application(application);
+    }
+
+    pub fn set_helper_set(&mut self, helper_set: Rc<RefCell<HelperSet>>) {
+        // if ($this->command instanceof parent)
+        if let LazyCommandInner::Command(command) = &mut self.command {
+            command.set_helper_set(helper_set.clone());
+        }
+
+        // parent::setHelperSet($helperSet);
+        self.inner.set_helper_set(helper_set);
+    }
+
+    pub fn is_enabled(&mut self) -> bool {
+        // $this->isEnabled ?? $this->getCommand()->isEnabled()
+        match self.is_enabled {
+            Some(is_enabled) => is_enabled,
+            None => self.get_command().is_enabled(),
+        }
+    }
+
+    pub fn run(
+        &mut self,
+        input: &mut dyn InputInterface,
+        output: &mut dyn OutputInterface,
+    ) -> anyhow::Result<i64> {
+        self.get_command().run(input, output)
+    }
+
+    pub fn complete(&mut self, input: &CompletionInput, suggestions: &mut CompletionSuggestions) {
+        self.get_command().complete(input, suggestions);
+    }
+
+    pub fn set_code(
+        &mut self,
+        code: Box<dyn Fn(&mut dyn InputInterface, &mut dyn OutputInterface) -> PhpMixed>,
+    ) -> &mut Self {
+        // TODO: Command::set_code() lives on BaseCommand's inherent API and is not part of
+        // the polymorphic `Command` trait, so it cannot be forwarded through `get_command()`
+        // (a `&mut Box<dyn Command>`). Resolving this needs `set_code` on the trait (Phase C).
+        let _ = code;
+        todo!()
+    }
+
+    /// @internal
+    pub fn merge_application_definition(&mut self, merge_args: bool) {
+        self.get_command().merge_application_definition(merge_args);
+    }
+
+    pub fn set_definition(&mut self, definition: SetDefinitionArg) -> &mut Self {
+        // TODO: Command::set_definition() is not part of the polymorphic `Command` trait;
+        // it cannot be forwarded through `get_command()` (Phase C).
+        let _ = definition;
+        todo!()
+    }
+
+    pub fn get_definition(&mut self) -> &InputDefinition {
+        self.get_command().get_definition()
+    }
+
+    pub fn get_native_definition(&mut self) -> &InputDefinition {
+        self.get_command().get_native_definition()
+    }
+
+    pub fn add_argument(
+        &mut self,
+        name: &str,
+        mode: Option<i64>,
+        description: &str,
+        default: PhpMixed,
+    ) -> &mut Self {
+        // TODO: Command::add_argument() is not part of the polymorphic `Command` trait;
+        // it cannot be forwarded through `get_command()` (Phase C).
+        let _ = (name, mode, description, default);
+        todo!()
+    }
+
+    pub fn add_option(
+        &mut self,
+        name: &str,
+        shortcut: PhpMixed,
+        mode: Option<i64>,
+        description: &str,
+        default: PhpMixed,
+    ) -> &mut Self {
+        // TODO: Command::add_option() is not part of the polymorphic `Command` trait;
+        // it cannot be forwarded through `get_command()` (Phase C).
+        let _ = (name, shortcut, mode, description, default);
+        todo!()
+    }
+
+    pub fn set_process_title(&mut self, title: &str) -> &mut Self {
+        // TODO: Command::set_process_title() is not part of the polymorphic `Command` trait;
+        // it cannot be forwarded through `get_command()` (Phase C).
+        let _ = title;
+        todo!()
+    }
+
+    pub fn set_help(&mut self, help: &str) -> &mut Self {
+        self.get_command().set_help(help);
+
+        self
+    }
+
+    pub fn get_help(&mut self) -> String {
+        self.get_command().get_help()
+    }
+
+    pub fn get_processed_help(&mut self) -> String {
+        self.get_command().get_processed_help()
+    }
+
+    pub fn get_synopsis(&mut self, short: bool) -> String {
+        self.get_command().get_synopsis(short)
+    }
+
+    pub fn add_usage(&mut self, usage: &str) -> &mut Self {
+        // TODO: Command::add_usage() is not part of the polymorphic `Command` trait;
+        // it cannot be forwarded through `get_command()` (Phase C).
+        let _ = usage;
+        todo!()
+    }
+
+    pub fn get_usages(&mut self) -> Vec<String> {
+        self.get_command().get_usages()
+    }
+
+    pub fn get_helper(
+        &mut self,
+        name: &str,
+    ) -> anyhow::Result<
+        Result<PhpMixed, crate::symfony::console::exception::logic_exception::LogicException>,
+    > {
+        self.get_command().get_helper(name)
+    }
+
+    pub fn get_command(&mut self) -> &mut Box<dyn Command> {
+        // if (!$this->command instanceof \Closure) { return $this->command; }
+        if let LazyCommandInner::Command(_) = &self.command {
+            if let LazyCommandInner::Command(command) = &mut self.command {
+                return command;
+            }
+            unreachable!()
+        }
+
+        // $command = $this->command = ($this->command)();
+        let mut command = match &self.command {
+            LazyCommandInner::Factory(factory) => factory(),
+            LazyCommandInner::Command(_) => unreachable!(),
+        };
+        command.set_application(self.inner.get_application());
+
+        // if (null !== $this->getHelperSet())
+        if let Some(helper_set) = self.inner.get_helper_set() {
+            command.set_helper_set(helper_set);
+        }
+
+        let name = self.inner.get_name().unwrap_or_default();
+        let aliases = self.inner.get_aliases();
+        let hidden = self.inner.is_hidden();
+        let description = self.inner.get_description();
+        let _ = command.set_name(&name);
+        let _ = command.set_aliases(aliases);
+        command.set_hidden(hidden);
+        command.set_description(&description);
+
+        // Will throw if the command is not correctly initialized.
+        command.get_definition();
+
+        self.command = LazyCommandInner::Command(command);
+        match &mut self.command {
+            LazyCommandInner::Command(command) => command,
+            LazyCommandInner::Factory(_) => unreachable!(),
+        }
+    }
+}
+
+impl Command for LazyCommand {
+    fn configure(&mut self) {
+        // LazyCommand has no configure() of its own; nothing to do.
+    }
+
+    fn run(
+        &mut self,
+        input: &mut dyn InputInterface,
+        output: &mut dyn OutputInterface,
+    ) -> anyhow::Result<i64> {
+        LazyCommand::run(self, input, output)
+    }
+
+    fn complete(&self, _input: &CompletionInput, _suggestions: &mut CompletionSuggestions) {
+        // TODO: LazyCommand::complete() lazily materializes the wrapped command and so needs
+        // `&mut self`, which conflicts with the `Command::complete(&self, ...)` signature
+        // (Phase C).
+        todo!()
+    }
+
+    fn is_enabled(&self) -> bool {
+        // TODO: LazyCommand::is_enabled() lazily materializes the wrapped command and so needs
+        // `&mut self`, which conflicts with the trait signature (Phase C).
+        todo!()
+    }
+
+    fn set_application(&mut self, application: Option<Rc<RefCell<Application>>>) {
+        LazyCommand::set_application(self, application);
+    }
+
+    fn get_application(&self) -> Option<Rc<RefCell<Application>>> {
+        self.inner.get_application()
+    }
+
+    fn set_helper_set(&mut self, helper_set: Rc<RefCell<HelperSet>>) {
+        LazyCommand::set_helper_set(self, helper_set);
+    }
+
+    fn get_helper_set(&self) -> Option<Rc<RefCell<HelperSet>>> {
+        self.inner.get_helper_set()
+    }
+
+    fn merge_application_definition(&mut self, merge_args: bool) {
+        LazyCommand::merge_application_definition(self, merge_args);
+    }
+
+    fn get_definition(&self) -> &InputDefinition {
+        // TODO: LazyCommand::get_definition() lazily materializes the wrapped command and so
+        // needs `&mut self`, which conflicts with the trait signature (Phase C).
+        todo!()
+    }
+
+    fn get_native_definition(&self) -> &InputDefinition {
+        // TODO: same lazy-materialization / `&self` conflict as get_definition() (Phase C).
+        todo!()
+    }
+
+    fn set_name(&mut self, name: &str) -> anyhow::Result<()> {
+        self.inner.set_name(name)?;
+        Ok(())
+    }
+
+    fn get_name(&self) -> Option<String> {
+        self.inner.get_name()
+    }
+
+    fn set_hidden(&mut self, hidden: bool) {
+        self.inner.set_hidden(hidden);
+    }
+
+    fn is_hidden(&self) -> bool {
+        self.inner.is_hidden()
+    }
+
+    fn set_description(&mut self, description: &str) {
+        self.inner.set_description(description);
+    }
+
+    fn get_description(&self) -> String {
+        self.inner.get_description()
+    }
+
+    fn set_help(&mut self, help: &str) {
+        LazyCommand::set_help(self, help);
+    }
+
+    fn get_help(&self) -> String {
+        // TODO: LazyCommand::get_help() lazily materializes the wrapped command and so needs
+        // `&mut self`, which conflicts with the trait signature (Phase C).
+        todo!()
+    }
+
+    fn get_processed_help(&self) -> String {
+        // TODO: same lazy-materialization / `&self` conflict (Phase C).
+        todo!()
+    }
+
+    fn set_aliases(&mut self, aliases: Vec<String>) -> anyhow::Result<()> {
+        self.inner.set_aliases(aliases)?;
+        Ok(())
+    }
+
+    fn get_aliases(&self) -> Vec<String> {
+        self.inner.get_aliases()
+    }
+
+    fn get_synopsis(&mut self, short: bool) -> String {
+        LazyCommand::get_synopsis(self, short)
+    }
+
+    fn get_usages(&self) -> Vec<String> {
+        // TODO: LazyCommand::get_usages() lazily materializes the wrapped command and so needs
+        // `&mut self`, which conflicts with the trait signature (Phase C).
+        todo!()
+    }
+
+    fn get_helper(
+        &self,
+        _name: &str,
+    ) -> anyhow::Result<
+        Result<PhpMixed, crate::symfony::console::exception::logic_exception::LogicException>,
+    > {
+        // TODO: LazyCommand::get_helper() lazily materializes the wrapped command and so needs
+        // `&mut self`, which conflicts with the trait signature (Phase C).
+        todo!()
+    }
+
+    fn ignore_validation_errors(&mut self) {
+        LazyCommand::ignore_validation_errors(self);
+    }
+}