Add default directories to path when locating gtm executable

Author: mschenk42

src/io/edgeg/gtm/intellij/GTMConfig.java

@@ -1,6 +1,9 @@
 package io.edgeg.gtm.intellij;
 
-import com.intellij.openapi.components.*;
+import com.intellij.openapi.components.PersistentStateComponent;
+import com.intellij.openapi.components.State;
+import com.intellij.openapi.components.Storage;
+import com.intellij.openapi.components.StoragePathMacros;
 import com.intellij.openapi.diagnostic.Logger;
 import com.intellij.util.xmlb.XmlSerializerUtil;
 import org.jetbrains.annotations.Nullable;

src/io/edgeg/gtm/intellij/GTMRecord.java

@@ -88,9 +88,29 @@ static void record(String path, Project project) {
     }
 
     public static Boolean initGtmExePath() {
-        String gtmExeName = System.getProperty("os.name").startsWith("Windows") ? "gtm.exe" : "gtm";
-        String result = null;
+        String gtmExeName;
+        String[] gtmPath;
+        if (System.getProperty("os.name").startsWith("Windows")) {
+            gtmExeName = "gtm.exe";
+            gtmPath = new String[]{
+                Paths.get(System.getenv("ProgramFiles"), "gtm", "bin").toString(),
+                Paths.get(System.getenv("ProgramFiles(x86)"), "gtm", "bin").toString(),
+                Paths.get(System.getenv("GOPATH"), "bin").toString()};
+        } else {
+            gtmExeName = "gtm";
+            gtmPath = new String[]{
+                "/usr/bin","/bin", "/usr/sbin","/sbin","/usr/local/bin/",
+                Paths.get(System.getenv("GOPATH"), "bin").toString()};
+        }
+
         String pathVar = System.getenv("PATH");
+        for (int i = 0; i < gtmPath.length; i++) {
+            if (!pathVar.contains(gtmPath[i])) {
+                pathVar += File.pathSeparator + gtmPath[i];
+            }
+        }
+
+        String result = null;
         String[] pathDirs = pathVar.split(File.pathSeparator);
         for (String pathDir : pathDirs) {
             Path toExe = Paths.get(pathDir, gtmExeName);

src/io/edgeg/gtm/intellij/GitTimeMetric.java

@@ -1,10 +1,8 @@
 package io.edgeg.gtm.intellij;
 
 import com.intellij.openapi.components.ApplicationComponent;
-import com.intellij.openapi.diagnostic.Logger;
 import com.intellij.openapi.editor.EditorFactory;
 import com.intellij.openapi.editor.event.EditorMouseListener;
-import com.intellij.openapi.editor.event.VisibleAreaEvent;
 import com.intellij.openapi.editor.event.VisibleAreaListener;
 import org.jetbrains.annotations.NotNull;