From 4554b2a4533181886446985c9858f1e49deb4670 Mon Sep 17 00:00:00 2001
From: David Li <li.davidm96@gmail.com>
Date: Sat, 31 Oct 2015 17:58:55 -0400
Subject: Restructure modules

---
 src/message/mod.rs | 103 +++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 103 insertions(+)
 create mode 100644 src/message/mod.rs

(limited to 'src/message')

diff --git a/src/message/mod.rs b/src/message/mod.rs
new file mode 100644
index 0000000..0617c4d
--- /dev/null
+++ b/src/message/mod.rs
@@ -0,0 +1,103 @@
+extern crate rustc_serialize;
+
+use self::rustc_serialize::{json, Decodable, Decoder};
+
+#[derive(Debug)]
+pub enum Push {
+    Mirror {
+        notification_id: i32,
+        title: String,
+        body: String,
+        application_name: String,
+        package_name: String,
+        icon: String
+    },
+    Dismissal {
+        notification_id: i32
+    }
+}
+
+#[derive(Debug)]
+pub enum Message {
+    Nop,
+    Push(Push)
+}
+
+impl Message {
+    pub fn parse(message: &str) -> Option<Message> {
+        let json = json::Json::from_str(message).unwrap();
+        let mut decoder = json::Decoder::new(json);
+        let result : Result<Message, _> = Decodable::decode(&mut decoder);
+        result.ok()
+    }
+}
+
+impl Decodable for Push {
+    fn decode<D: Decoder>(d: &mut D) -> Result<Push, D::Error> {
+        d.read_struct("root", 0, |d| {
+            let type_ : String = try!(d.read_struct_field("type", 0, Decodable::decode));
+            match type_.as_ref() {
+                "mirror" => {
+                    let id = try!(
+                        d.read_struct_field("notification_id", 0, Decodable::decode));
+                    let title = try!(
+                        d.read_struct_field("title", 0, Decodable::decode));
+                    let body = try!(
+                        d.read_struct_field("body", 0, Decodable::decode));
+                    let app_name = try!(
+                        d.read_struct_field("application_name", 0, Decodable::decode));
+                    let package_name = try!(
+                        d.read_struct_field("package_name", 0, Decodable::decode));
+                    let icon = try!(
+                        d.read_struct_field("icon", 0, Decodable::decode)); 
+
+                    Ok(Push::Mirror {
+                        title: title,
+                        body: body,
+                        application_name: app_name,
+                        package_name: package_name,
+                        notification_id: id,
+                        icon: icon
+                    })
+                }
+                "dismissal" => {
+                    let id = try!(
+                        d.read_struct_field("notification_id", 0, Decodable::decode));
+
+                    Ok(Push::Dismissal {
+                        notification_id: id
+                    })
+                }
+                _ => {
+                    let err_msg = format!(
+                        "Invalid value for push type: {} (expected 'mirror' or 'dismissal')",
+                        type_);
+                    Err(d.error(err_msg.as_ref()))
+                }
+            }
+        })
+    }
+}
+
+impl Decodable for Message {
+    fn decode<D: Decoder>(d: &mut D) -> Result<Message, D::Error> {
+        d.read_struct("root", 0, |d| {
+            let type_ : String = try!(d.read_struct_field("type", 0, Decodable::decode));
+
+            match type_.as_ref() {
+                "nop" => Ok(Message::Nop),
+                "push" => {
+                    d.read_struct_field("push", 0, |d| {
+                        Ok(Message::Push(try!(Decodable::decode(d))))
+                    })
+                },
+                _ => {
+                    let err_msg = format!(
+                        "Invalid value for message type: {}",
+                        type_);
+                    Err(d.error(err_msg.as_ref()))
+                }
+            }
+        })
+    }
+}
-- 
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