Fix secondary description not written to language file (#987)

* Fix secondary description not written to language file

* Extract ISecondaryDescribable interface

* Recover isDisplaySecondaryDescription in MetaTileEntity

1 files changed, 29 insertions, 0 deletions

diff --git a/src/main/java/gregtech/api/interfaces/ISecondaryDescribable.java b/src/main/java/gregtech/api/interfaces/ISecondaryDescribable.java
new file mode 100644
index 0000000000..9c3c9ed219
--- /dev/null
+++ b/src/main/java/gregtech/api/interfaces/ISecondaryDescribable.java
@@ -0,0 +1,29 @@
+package gregtech.api.interfaces;
+
+/**
+ * To get a tooltip with a secondary description
+ */
+public interface ISecondaryDescribable extends IDescribable {
+    /**
+     * Convenient to call when overriding the `String[] getDescription()` method.
+     */
+    default String[] getCurrentDescription() {
+        if (isDisplaySecondaryDescription() && getSecondaryDescription() != null) {
+            return getSecondaryDescription();
+        }
+        return getPrimaryDescription();
+    }
+
+    String[] getPrimaryDescription();
+
+    String[] getSecondaryDescription();
+
+    /**
+     * This method will only be called on client side
+     *
+     * @return whether the secondary description should be display. default is false
+     */
+    default boolean isDisplaySecondaryDescription() {
+        return false;
+    }
+}