From 042ace98d34d9fd16a6c80b1ad123ebaac76088d Mon Sep 17 00:00:00 2001
From: yggverse <yggverse@project>
Date: Wed, 15 Jan 2025 06:45:54 +0200
Subject: [PATCH] begin new multi-protocol parser implementation for `Client`

---
 .../browser/window/tab/item/page/client.rs    |  8 +++++
 .../window/tab/item/page/client/protocol.rs   | 34 +++++++++++++++++++
 .../tab/item/page/client/protocol/mode.rs     | 28 +++++++++++++++
 .../tab/item/page/client/protocol/uri.rs      | 18 ++++++++++
 4 files changed, 88 insertions(+)
 create mode 100644 src/app/browser/window/tab/item/page/client/protocol.rs
 create mode 100644 src/app/browser/window/tab/item/page/client/protocol/mode.rs
 create mode 100644 src/app/browser/window/tab/item/page/client/protocol/uri.rs

diff --git a/src/app/browser/window/tab/item/page/client.rs b/src/app/browser/window/tab/item/page/client.rs
index de94f0d3..54846de7 100644
--- a/src/app/browser/window/tab/item/page/client.rs
+++ b/src/app/browser/window/tab/item/page/client.rs
@@ -1,7 +1,9 @@
+mod protocol;
 mod redirect;
 mod status;
 
 // Children dependencies
+use protocol::Protocol;
 use redirect::Redirect;
 use status::Status;
 
@@ -84,5 +86,11 @@ impl Client {
                 .replace(Status::failure_redirect_limit(redirect::LIMIT, true));
             // @TODO return;
         }
+
+        // Route request by protocol
+        match Protocol::from_string(query) {
+            Protocol::Gemini { uri } | Protocol::Titan { uri } => todo!("{uri}"),
+            Protocol::Undefined => todo!(),
+        }
     }
 }
diff --git a/src/app/browser/window/tab/item/page/client/protocol.rs b/src/app/browser/window/tab/item/page/client/protocol.rs
new file mode 100644
index 00000000..4e24a854
--- /dev/null
+++ b/src/app/browser/window/tab/item/page/client/protocol.rs
@@ -0,0 +1,34 @@
+mod mode;
+mod uri;
+
+use mode::Mode;
+
+use gtk::glib::{Uri, UriFlags};
+
+pub enum Protocol {
+    Gemini { /*mode: Mode,*/ uri: Uri },
+    Titan { /*mode: Mode,*/ uri: Uri },
+    Undefined,
+}
+
+impl Protocol {
+    // Constructors
+
+    /// Create new `Self` from parsable request string
+    pub fn from_string(request: &str) -> Self {
+        match Mode::from_string(request) {
+            Mode::Default { request } | Mode::Download { request } | Mode::Source { request } => {
+                match Uri::parse(&request, UriFlags::NONE) {
+                    Ok(uri) => match uri.scheme().as_str() {
+                        "gemini" => Self::Gemini { uri },
+                        "titan" => Self::Titan { uri },
+                        _ => Self::Undefined,
+                    },
+                    Err(_) => Self::Gemini {
+                        uri: uri::tgls(&request),
+                    },
+                }
+            }
+        }
+    }
+}
diff --git a/src/app/browser/window/tab/item/page/client/protocol/mode.rs b/src/app/browser/window/tab/item/page/client/protocol/mode.rs
new file mode 100644
index 00000000..d991ff87
--- /dev/null
+++ b/src/app/browser/window/tab/item/page/client/protocol/mode.rs
@@ -0,0 +1,28 @@
+pub enum Mode {
+    Default { request: String },
+    Download { request: String },
+    Source { request: String },
+}
+
+impl Mode {
+    // Constructors
+
+    /// Parse new `Self` from string
+    pub fn from_string(request: &str) -> Self {
+        if let Some(postfix) = request.strip_prefix("download:") {
+            return Self::Download {
+                request: postfix.to_string(),
+            };
+        }
+
+        if let Some(postfix) = request.strip_prefix("source:") {
+            return Self::Source {
+                request: postfix.to_string(),
+            };
+        }
+
+        Self::Default {
+            request: request.to_string(),
+        }
+    }
+}
diff --git a/src/app/browser/window/tab/item/page/client/protocol/uri.rs b/src/app/browser/window/tab/item/page/client/protocol/uri.rs
new file mode 100644
index 00000000..d6554a48
--- /dev/null
+++ b/src/app/browser/window/tab/item/page/client/protocol/uri.rs
@@ -0,0 +1,18 @@
+//! Search providers [Uri](https://docs.gtk.org/glib/struct.Uri.html) asset
+
+// Global dependencies
+use gtk::glib::{Uri, UriFlags};
+
+/// Build TGLS [Uri](https://docs.gtk.org/glib/struct.Uri.html)
+pub fn tgls(request: &str) -> Uri {
+    Uri::build(
+        UriFlags::NONE,
+        "gemini",
+        None,
+        Some("tlgs.one"),
+        1965,
+        "search",
+        Some(&Uri::escape_string(request, None, false)), // @TODO is `escape_string` really wanted in `build` context?
+        None,
+    )
+}