From 4e96d8c2ad7e09f27fed6b9ec6b02f1228fa7a47 Mon Sep 17 00:00:00 2001
From: nsfisis <nsfisis@gmail.com>
Date: Tue, 12 May 2026 04:07:02 +0900
Subject: feat(port): port JsonLoader.php

---
 crates/shirabe/src/package/loader/json_loader.rs | 35 ++++++++++++++++++++++++
 1 file changed, 35 insertions(+)

(limited to 'crates/shirabe/src/package/loader')

diff --git a/crates/shirabe/src/package/loader/json_loader.rs b/crates/shirabe/src/package/loader/json_loader.rs
index 520091c..4e7faf9 100644
--- a/crates/shirabe/src/package/loader/json_loader.rs
+++ b/crates/shirabe/src/package/loader/json_loader.rs
@@ -1 +1,36 @@
 //! ref: composer/src/Composer/Package/Loader/JsonLoader.php
+
+use std::path::Path;
+use anyhow::Result;
+use crate::json::json_file::JsonFile;
+use crate::package::base_package::BasePackage;
+use crate::package::loader::loader_interface::LoaderInterface;
+
+pub enum JsonLoaderInput {
+    File(JsonFile),
+    String(String),
+}
+
+pub struct JsonLoader {
+    loader: Box<dyn LoaderInterface>,
+}
+
+impl JsonLoader {
+    pub fn new(loader: Box<dyn LoaderInterface>) -> Self {
+        Self { loader }
+    }
+
+    pub fn load(&self, json: JsonLoaderInput) -> Result<Box<BasePackage>> {
+        let config = match json {
+            JsonLoaderInput::File(json_file) => json_file.read()?,
+            JsonLoaderInput::String(ref s) if Path::new(s).exists() => {
+                JsonFile::parse_json(&std::fs::read_to_string(s)?, Some(s))?
+            }
+            JsonLoaderInput::String(ref s) => {
+                JsonFile::parse_json(s, None)?
+            }
+        };
+
+        Ok(self.loader.load(config, None))
+    }
+}
-- 
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