web request changes light color

don't have the led light strip in just yet. however, whenever a
web request is sent to a IP address of a TV, the fictional led
light strip will change color

I also got to flex my reference borrowing skills, which is always
a fun time

src/config.rs

@@ -6,6 +6,9 @@ use std::fs::File;
 use std::io::{BufReader, Read};
 use std::path::Path;
 
+use reqwest::Client;
+use select::document::Document;
+use select::predicate::Name;
 use serde::Deserialize;
 use serde_json::Result;
 
@@ -18,13 +21,37 @@ pub struct Configuration {
     pub active_app: String,
 }
 
+impl Configuration {
+    pub fn is_change_app(&self) -> bool {
+        true
+    }
+
+    pub fn change_active_app(&mut self) {
+        // stuff happens here
+    }
+}
+
 // grab the config
 pub fn init_config() -> Configuration {
     let mut file = File::open(&Path::new("config.json")).expect("Couldn't grab JSON!");
     let mut data = String::new();
-    file.read_to_string(&mut data).expect("Poop");
+    file.read_to_string(&mut data).expect("Couldn't read file!");
 
     let config: Configuration = serde_json::from_str(&data).expect("Couldn't parse JSON!");
 
     config
 }
+
+pub fn get_tv_status(configuration: &Configuration) -> String {
+    let request = format!(
+        "http://{ipaddr}:{port}/query/active-app",
+        ipaddr = configuration.ipaddr,
+        port = configuration.port
+    );
+    let response = reqwest::get(&request).unwrap();
+    //println!("{}", response.status());
+    let document = Document::from_read(response).unwrap();
+    let next = document.find(Name("app")).next().unwrap();
+
+    next.text().to_string()
+}