From 78c42636167d6dca93559998ee59ef9e84646543 Mon Sep 17 00:00:00 2001
From: Chris Wood <chris.wood@hey.com>
Date: Wed, 3 Jan 2024 20:00:42 +0000
Subject: [PATCH] Telepen numeric support

---
 examples/webpack+js/index.html |  1 +
 examples/webpack+js/index.js   |  2 +-
 src/decode_hints.rs            | 14 ++++++++++++++
 3 files changed, 16 insertions(+), 1 deletion(-)

diff --git a/examples/webpack+js/index.html b/examples/webpack+js/index.html
index b1b98fb..e208a94 100644
--- a/examples/webpack+js/index.html
+++ b/examples/webpack+js/index.html
@@ -31,6 +31,7 @@ <h1>RXing - Decode Barcodes</h1>
         <label for="AllowedEanExtensions">AllowedEanExtensions:</label><input type="text" name="AllowedEanExtensions"
           id="AllowedEanExtensions" />
         <label for="AlsoInverted">AlsoInverted:</label><input type="checkbox" name="AlsoInverted" id="AlsoInverted" />
+        <label for="TelepenAsNumeric">TelepenAsNumeric:</label><input type="checkbox" name="TelepenAsNumeric" id="TelepenAsNumeric" />
       </div>
       <input type="file" id="image_file_input" />
       <button id="scan_btn" disabled="true">Scan</button>
diff --git a/examples/webpack+js/index.js b/examples/webpack+js/index.js
index ef3d039..4a259b9 100644
--- a/examples/webpack+js/index.js
+++ b/examples/webpack+js/index.js
@@ -1,7 +1,7 @@
 import { convert_js_image_to_luma, decode_barcode_with_hints, DecodeHintDictionary, DecodeHintTypes, BarcodeFormat } from "rxing-wasm";
 
 const text_hints = ["Other", "PossibleFormats", "CharacterSet", "AllowedLengths", "AllowedEanExtensions"];
-const bool_hints = ["PureBarcode", "TryHarder", "AssumeCode39CheckDigit", "ReturnCodabarStartEnd", "AssumeGs1", "AlsoInverted"]
+const bool_hints = ["PureBarcode", "TryHarder", "AssumeCode39CheckDigit", "ReturnCodabarStartEnd", "AssumeGs1", "AlsoInverted", "TelepenAsNumeric"]
 
 const scan_btn = document.getElementById('scan_btn');
 const input = document.getElementById('image_file_input');
diff --git a/src/decode_hints.rs b/src/decode_hints.rs
index dc2eba9..8ae5018 100644
--- a/src/decode_hints.rs
+++ b/src/decode_hints.rs
@@ -76,6 +76,12 @@ pub enum DecodeHintTypes {
      * second time with an inverted image. Doesn't matter what it maps to; use {@link Boolean#TRUE}.
      */
     AlsoInverted,
+
+
+    /**
+     * Translate the ASCII values parsed by the Telepen reader into the Telepen Numeric form; use {@link Boolean#TRUE}.
+     */
+    TelepenAsNumeric,
 }
 
 impl From<DecodeHintTypes> for rxing::DecodeHintType {
@@ -99,6 +105,7 @@ impl From<DecodeHintTypes> for rxing::DecodeHintType {
             }
             DecodeHintTypes::AllowedEanExtensions => rxing::DecodeHintType::ALLOWED_EAN_EXTENSIONS,
             DecodeHintTypes::AlsoInverted => rxing::DecodeHintType::ALSO_INVERTED,
+            DecodeHintTypes::TelepenAsNumeric => rxing::DecodeHintType::TELEPEN_AS_NUMERIC,
         }
     }
 }
@@ -237,6 +244,13 @@ impl DecodeHintDictionary {
                     rxing::DecodeHintValue::AlsoInverted(also_inverted),
                 );
             }
+            DecodeHintTypes::TelepenAsNumeric => {
+                let Ok(telepen_as_numeric) = value.parse() else {
+                    return false;
+                };
+                self.0
+                    .insert(hint.into(), rxing::DecodeHintValue::TelepenAsNumeric(telepen_as_numeric));
+            }
         }
         true
     }