Merge pull request #1543 from GitbookIO/dream

React for rendering website with plugins

1 files changed, 40 insertions, 0 deletions

diff --git a/packages/gitbook-core/src/models/Languages.js b/packages/gitbook-core/src/models/Languages.js
new file mode 100644
index 0000000..b698d14
--- /dev/null
+++ b/packages/gitbook-core/src/models/Languages.js
@@ -0,0 +1,40 @@
+const { Record, List } = require('immutable');
+const Language = require('./Language');
+const File = require('./File');
+
+const DEFAULTS = {
+    current: String(),
+    file:    new File(),
+    list:    List()
+};
+
+class Languages extends Record(DEFAULTS) {
+    constructor(spec = {}) {
+        super({
+            ...spec,
+            file: File.create(spec.file),
+            list: List(spec.list).map(lang => new Language(lang))
+        });
+    }
+
+    /**
+     * Return true if file is an instance of Languages
+     * @param {Mixed} langs
+     * @return {Boolean}
+     */
+    static is(langs) {
+        return (langs instanceof Languages);
+    }
+
+    /**
+     * Create a Languages instance
+     * @param {Mixed|Languages} langs
+     * @return {Languages}
+     */
+    static create(langs) {
+        return Languages.is(langs) ?
+            langs : new Languages(langs);
+    }
+}
+
+module.exports = Languages;