Offline participation form: ask for missing/remaining pieces

config/locales/en.yml

@@ -78,6 +78,8 @@ en:
         time: Time
       offline:
         name: Your name
+        missing_pieces: Missing pieces
+        remaining_pieces: Remaining pieces
       puzzle:
         brand: Brand
         image: Image
@@ -102,6 +104,9 @@ en:
               invalid: "Allowed formats: xx:xx:xx, x:xx:xx, xx:xx, x:xx, xx"
             puzzle_id:
               taken: "This contestant has already completed this puzzle"
+            remaining_pieces:
+              not_an_integer: This is not an integer
+              not_a_number: This is not an integer
         contest:
           attributes:
             name:
@@ -120,8 +125,14 @@ en:
           attributes:
             end_image:
               blank: Please upload an image
+            missing_pieces:
+              not_an_integer: This is not an integer
+              not_a_number: This is not an integer
             name:
               blank: Please enter a name for your participation
+            remaining_pieces:
+              not_an_integer: This is not an integer
+              not_a_number: This is not an integer
             start_image:
               blank: Please upload an image
         puzzle:
@@ -256,7 +267,9 @@ en:
     form:
       already_submitted: You have already completed the puzzle
       completed_message: Thanks for your participation!
-      end_image_select: Take a photo of your completed puzzle
+      end_image_select: Take a photo of your completed puzzle, or on the state it is if you decide to give up
+      missing_pieces: If completed, indicate the number of missing pieces, if any
+      remaining_pieces: If your puzzle isn't complete, indicate here the number of remaining pieces to assemble
       start_image_select: Take a photo of the puzzle with the provided code written on a paper before starting it
       start_message: Let's go!
   puzzles: