Added Export function

Removed useless input :(

src/config/config.template.json

@@ -1,4 +1,5 @@
 {
     "path": "",
+    "out": "",
     "size": 750
 }

src/helpers/gui/main.ui

@@ -192,7 +192,7 @@
         </child>
         <child>
           <object class="ttk.Button" id="button3">
-            <property name="text" translatable="yes">Useless button</property>
+            <property name="text" translatable="yes">Export PNG</property>
             <bind sequence="&lt;ButtonPress&gt;" handler="apply" add="" />
             <layout manager="grid">
               <property name="column">2</property>
@@ -215,7 +215,7 @@
         </child>
         <child>
           <object class="ttk.Label" id="label1">
-            <property name="text" translatable="yes">Useless imput</property>
+            <property name="text" translatable="yes">Export Image by ID</property>
             <layout manager="grid">
               <property name="column">1</property>
               <property name="columnspan">2</property>
@@ -228,8 +228,10 @@
             <property name="height">15</property>
             <property name="pady">0</property>
             <property name="selectborderwidth">4</property>
+            <property name="setgrid">false</property>
             <property name="state">disabled</property>
-            <property name="text" translatable="yes">Image metadata should appear here</property>
+            <property name="takefocus">true</property>
+            <property name="text" translatable="yes">Image IDs should appear here</property>
             <property name="width">25</property>
             <property name="wrap">word</property>
             <layout manager="grid">

src/suite.py

@@ -10,6 +10,8 @@ import time
 import matplotlib.pyplot as plt
 import json
 from helpers.statistics import imgStats
+import datetime 
+import os
 
 ## UI config load
 PROJECT_PATH = pathlib.Path(__file__).parent
@@ -97,11 +99,25 @@ class MainApp:
         '''
             Export current dataset
         '''
+        # Get export settings
         img_arr = self.tk_imgs
         img_id = self.export_id.get()
+        path = config_json["out"]
         
-        if (img_id >= 0 and img_id < len(img_arr)):
-            print("export")
+        if (img_id >= 0 and img_id < len(img_arr)):            
+            # Create file
+            now = datetime.datetime.now()
+            new_file_name = F"{now.strftime('%Y-%m-%dT%H.%M.%S')}-id{img_id}.png"
+            
+            # Put data
+            file_path = pathlib.Path(path, new_file_name)
+            # print(file_path)
+            
+            imgpil = ImageTk.getimage(self.tk_imgs[img_id])
+            imgpil.save(file_path, "PNG" )
+            imgpil.close()
+            
+            print(f"Exported Image ID {img_id} to {os.path.join(path, new_file_name)}")
         else:
             print("Nothing to export!")
 
@@ -206,6 +222,7 @@ class MainApp:
     
     def update(self, event=None):
         path = self.img_path.get()
+        # print(path)
         
         if path != None and path != "":
             # Get all images at current path