From a2e4f3043e9b0f99e8fc78b5c0dcfc3fe65955fa Mon Sep 17 00:00:00 2001
From: "Rui Zhao (renyuneyun)" <renyuneyun@gmail.com>
Date: Sun, 20 May 2018 16:43:02 +0100
Subject: [PATCH] Fill `ConditionDataStorage.isSafeToDelete()`

Fix #107
---
 .../data/storage/ConditionDataStorage.java    | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)

diff --git a/app/src/main/java/ryey/easer/core/data/storage/ConditionDataStorage.java b/app/src/main/java/ryey/easer/core/data/storage/ConditionDataStorage.java
index 1b28082b..5be616f2 100644
--- a/app/src/main/java/ryey/easer/core/data/storage/ConditionDataStorage.java
+++ b/app/src/main/java/ryey/easer/core/data/storage/ConditionDataStorage.java
@@ -50,6 +50,25 @@ public static ConditionDataStorage getInstance(Context context) {
 
     @Override
     boolean isSafeToDelete(String name) {
+        ScriptDataStorage scriptDataStorage = ScriptDataStorage.getInstance(context);
+        for (String scriptName : scriptDataStorage.list()) {
+            ScriptStructure script = scriptDataStorage.get(scriptName);
+            if (script.isCondition()) {
+                if (script.getCondition().getName().equals(name)) {
+                    return false;
+                }
+            }
+        }
+        ScenarioDataStorage scenarioDataStorage = ScenarioDataStorage.getInstance(context);
+        for (String scenarioName : scenarioDataStorage.list()) {
+            ScenarioStructure scenario = scenarioDataStorage.get(scenarioName);
+            EventData eventData = scenario.getEventData();
+            if (eventData instanceof ConditionEventEventData) {
+                if (name.equals(((ConditionEventEventData) eventData).conditionName)) {
+                    return false;
+                }
+            }
+        }
         return true;
     }