From 9f5b94f6e29c6e9488a53c701cdd20da8a6561db Mon Sep 17 00:00:00 2001
From: fdocr <fernando@fdo.cr>
Date: Sun, 13 Apr 2025 21:52:53 -0600
Subject: [PATCH 1/5] Custom scheme deep link

---
 shard.yml       |  2 +-
 src/server.cr   | 11 ++++++++++
 src/views/s.ecr | 58 +++++++++++++++++++++++++++++++++++++++++++++++++
 3 files changed, 70 insertions(+), 1 deletion(-)
 create mode 100644 src/views/s.ecr
diff --git a/shard.yml b/shard.yml
index 081570e..9748bd7 100644
--- a/shard.yml
+++ b/shard.yml
@@ -24,6 +24,6 @@ development_dependencies:
     github: crystal-ameba/ameba
     version: ~> 1.5.0
 
-crystal: 1.10.1
+crystal: 1.15
 
 license: MIT
diff --git a/src/server.cr b/src/server.cr
index f4cae00..a3b2fe6 100644
--- a/src/server.cr
+++ b/src/server.cr
@@ -26,6 +26,17 @@ get "/" do |env|
   end
 end
 
+get "/s/:scheme/:url" do |env|
+  begin
+    fallback_url = URI.parse(env.params.url["url"])
+    target_uri = URI.parse(env.params.url["url"])
+    target_uri.scheme = env.params.url["scheme"]
+    render "src/views/s.ecr"
+  rescue udl_error
+    render "src/views/fallback.ecr"
+  end
+end
+
 get "/.well-known/apple-app-site-association" do |env|
   env.response.content_type = "application/json"
 
diff --git a/src/views/s.ecr b/src/views/s.ecr
new file mode 100644
index 0000000..9ba2bc7
--- /dev/null
+++ b/src/views/s.ecr
@@ -0,0 +1,58 @@
+<!DOCTYPE html>
+<html lang="en">
+  <body style="text-align: center; padding-top: 50px;">
+
+    <style>
+      .spinner {
+        width: 50px;
+        height: 50px;
+        border: 5px solid #f3f3f3;
+        border-top: 5px solid #3498db;
+        border-radius: 50%;
+        animation: spin 1s linear infinite;
+        margin: 0 auto;
+      }
+      
+      @keyframes spin {
+        0% { transform: rotate(0deg); }
+        100% { transform: rotate(360deg); }
+      }
+      
+      .loading-text {
+        margin-top: 20px;
+        font-family: Arial, sans-serif;
+      }
+    </style>
+
+    <div class="spinner"></div>
+    <div class="loading-text">Redirecting to your destination...</div>
+
+    <!-- <script>
+
+      https://local.fdo.cr/s/https%3A%2F%2Fwww.jomashop.com%2Frolex.html
+
+
+      try {
+        console.log("TRY <%= target_uri.to_s %>")
+        document.location = "<%= target_uri.to_s %>"
+      } catch (e) {
+        console.log("CATCH <%= fallback_url.to_s %>")
+        document.location = "<%= fallback_url.to_s %>"
+      }
+    </script> -->
+
+    <script type="text/javascript">
+      window.onload = function() {
+          // Deep link to your app goes here
+          document.getElementById("l").src = "<%= target_uri.to_s %>";
+
+          setTimeout(function() {
+              // Link to the App Store should go here -- only fires if deep link fails                
+              window.location = "<%= fallback_url.to_s %>";
+          }, 500);
+      };
+    </script>
+    <iframe id="l" width="1" height="1" style="visibility:hidden"></iframe>
+
+  </body>
+</html>

From effa8f57d4059dbaa0ec1cb0947cb5b4959a8769 Mon Sep 17 00:00:00 2001
From: fdocr <fernando@fdo.cr>
Date: Sun, 13 Apr 2025 21:53:39 -0600
Subject: [PATCH 2/5] cleanup

---
 src/views/s.ecr | 16 +---------------
 1 file changed, 1 insertion(+), 15 deletions(-)

diff --git a/src/views/s.ecr b/src/views/s.ecr
index 9ba2bc7..62a7e84 100644
--- a/src/views/s.ecr
+++ b/src/views/s.ecr
@@ -27,20 +27,6 @@
     <div class="spinner"></div>
     <div class="loading-text">Redirecting to your destination...</div>
 
-    <!-- <script>
-
-      https://local.fdo.cr/s/https%3A%2F%2Fwww.jomashop.com%2Frolex.html
-
-
-      try {
-        console.log("TRY <%= target_uri.to_s %>")
-        document.location = "<%= target_uri.to_s %>"
-      } catch (e) {
-        console.log("CATCH <%= fallback_url.to_s %>")
-        document.location = "<%= fallback_url.to_s %>"
-      }
-    </script> -->
-
     <script type="text/javascript">
       window.onload = function() {
           // Deep link to your app goes here
@@ -49,7 +35,7 @@
           setTimeout(function() {
               // Link to the App Store should go here -- only fires if deep link fails                
               window.location = "<%= fallback_url.to_s %>";
-          }, 500);
+          }, 600);
       };
     </script>
     <iframe id="l" width="1" height="1" style="visibility:hidden"></iframe>

From 38b7b2acb4e0c17942d4ed184631aebe1f306014 Mon Sep 17 00:00:00 2001
From: fdocr <fernando@fdo.cr>
Date: Sun, 13 Apr 2025 21:57:03 -0600
Subject: [PATCH 3/5] Bump Crystal version

---
 Dockerfile | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Dockerfile b/Dockerfile
index 9514327..7f6abda 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,5 +1,5 @@
 # Build image
-FROM crystallang/crystal:1.10.1-alpine as builder
+FROM crystallang/crystal:1.15.1-alpine as builder
 WORKDIR /opt
 # Cache dependencies
 COPY ./shard.yml ./shard.lock /opt/

From 7275c04719b3509deb32e91850446c04495a7c71 Mon Sep 17 00:00:00 2001
From: fdocr <fernando@fdo.cr>
Date: Sun, 13 Apr 2025 22:16:39 -0600
Subject: [PATCH 4/5] Small tweaks

---
 src/views/s.ecr | 14 ++++++++++++--
 1 file changed, 12 insertions(+), 2 deletions(-)

diff --git a/src/views/s.ecr b/src/views/s.ecr
index 62a7e84..48b5317 100644
--- a/src/views/s.ecr
+++ b/src/views/s.ecr
@@ -3,6 +3,14 @@
   <body style="text-align: center; padding-top: 50px;">
 
     <style>
+      .container {
+        position: absolute;
+        top: 50%;
+        left: 50%;
+        transform: translate(-50%, -50%);
+        text-align: center;
+      }
+
       .spinner {
         width: 50px;
         height: 50px;
@@ -24,8 +32,10 @@
       }
     </style>
 
-    <div class="spinner"></div>
-    <div class="loading-text">Redirecting to your destination...</div>
+    <div class="container">
+      <div class="spinner"></div>
+      <div class="loading-text">Redirecting to your destination...</div>
+    </div>
 
     <script type="text/javascript">
       window.onload = function() {

From 96ae102c8badffc418ecccbc01a1012ca8c8e53d Mon Sep 17 00:00:00 2001
From: fdocr <fernando@fdo.cr>
Date: Sun, 13 Apr 2025 22:35:14 -0600
Subject: [PATCH 5/5] Close window after fallback

---
 src/views/s.ecr | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/views/s.ecr b/src/views/s.ecr
index 48b5317..1fc4067 100644
--- a/src/views/s.ecr
+++ b/src/views/s.ecr
@@ -43,8 +43,11 @@
           document.getElementById("l").src = "<%= target_uri.to_s %>";
 
           setTimeout(function() {
-              // Link to the App Store should go here -- only fires if deep link fails                
               window.location = "<%= fallback_url.to_s %>";
+
+              setTimeout(function() {
+                window.close();
+              }, 1000);
           }, 600);
       };
     </script>
