Merge pull request #6 from MustafaSalih1993/dev

Added sound/volume and it can be customized through  the rsblocks.yml…

README.md

@@ -8,6 +8,7 @@ A minimal fast dwm status bar written in **Rust** 🦀
 * Time/Date
 * Used Memory
 * Used Disk space
+* Sound volume _reads from `amixer` for now_
 * Easy to configure
 * Minimal
 

rsblocks.yml

@@ -9,7 +9,14 @@ time:
   format: '%d %b, %I:%M:%S %p'
 
 memory:
+  enable: true
   icon: '▦'
 
 disk:
+  enable: true
   icon: ''
+
+# reads from amixer
+volume:
+  enable: false
+  icon: ''

src/load_config.rs

@@ -9,10 +9,17 @@ pub struct Time {
 
 pub struct Memory {
     pub icon: String,
+    pub enabled: bool,
 }
 
 pub struct Disk {
     pub icon: String,
+    pub enabled: bool,
+}
+
+pub struct Volume {
+    pub icon: String,
+    pub enabled: bool,
 }
 
 pub struct Settings {
@@ -20,6 +27,7 @@ pub struct Settings {
     pub time: Time,
     pub memory: Memory,
     pub disk: Disk,
+    pub volume: Volume,
 }
 
 pub fn load() -> Result<Settings, Error> {
@@ -34,43 +42,24 @@ pub fn load() -> Result<Settings, Error> {
     };
     file.read_to_string(&mut data)?;
 
-    let yml_doc = &YamlLoader::load_from_str(&data).unwrap()[0];
-    let settings = gen_settings(yml_doc);
+    let yml_content = &YamlLoader::load_from_str(&data).unwrap()[0];
+    let settings = gen_settings(yml_content);
     Ok(settings)
 }
 
 fn gen_settings(doc: &yaml::Yaml) -> Settings {
-    let seperator: String;
-    let time_format: String;
-    let time_icon: String;
-    let mem_icon: String;
-    let disk_icon: String;
+    // setting icons
+    let seperator = get_or_set_string(doc, "general", "seperator", "|");
+    let time_icon = get_or_set_string(doc, "time", "icon", "");
+    let time_format = get_or_set_string(doc, "time", "format", "%T");
+    let mem_icon = get_or_set_string(doc, "memory", "icon", "");
+    let disk_icon = get_or_set_string(doc, "disk", "icon", "");
+    let volume_icon = get_or_set_string(doc, "volume", "icon", "");
 
-    if doc["general"]["seperator"].is_badvalue() {
-        seperator = String::from("|");
-    } else {
-        seperator = String::from(doc["general"]["seperator"].as_str().unwrap());
-    }
-    if doc["time"]["icon"].is_badvalue() {
-        time_icon = String::from("")
-    } else {
-        time_icon = String::from(doc["time"]["icon"].as_str().unwrap());
-    }
-    if doc["time"]["format"].is_badvalue() {
-        time_format = String::from("%T")
-    } else {
-        time_format = String::from(doc["time"]["format"].as_str().unwrap())
-    }
-    if doc["memory"]["icon"].is_badvalue() {
-        mem_icon = String::from("")
-    } else {
-        mem_icon = String::from(doc["memory"]["icon"].as_str().unwrap());
-    }
-    if doc["disk"]["icon"].is_badvalue() {
-        disk_icon = String::from("")
-    } else {
-        disk_icon = String::from(doc["disk"]["icon"].as_str().unwrap());
-    }
+    // setting enable status, everything false by default
+    let disk_enabled = get_or_set_bool(doc, "disk", "enable");
+    let memory_enabled = get_or_set_bool(doc, "memory", "enable");
+    let volume_enabled = get_or_set_bool(doc, "volume", "enable");
 
     Settings {
         seperator,
@@ -78,11 +67,44 @@ fn gen_settings(doc: &yaml::Yaml) -> Settings {
             format: time_format,
             icon: time_icon,
         },
-        memory: Memory { icon: mem_icon },
-        disk: Disk { icon: disk_icon },
+        memory: Memory {
+            icon: mem_icon,
+            enabled: memory_enabled,
+        },
+        disk: Disk {
+            icon: disk_icon,
+            enabled: disk_enabled,
+        },
+        volume: Volume {
+            icon: volume_icon,
+            enabled: volume_enabled,
+        },
     }
 }
 
+// getting the bool value from rsblocks.yml file or set it false if it does not exist
+fn get_or_set_bool(doc: &yaml::Yaml, parent: &str, child: &str) -> bool {
+    let val: bool;
+    if doc[parent][child].is_badvalue() {
+        val = false;
+    } else {
+        val = doc[parent][child].as_bool().unwrap()
+    }
+    val
+}
+
+// getting the value from the rsblocks.yml file or set the default in the last parameter
+fn get_or_set_string(doc: &yaml::Yaml, parent: &str, child: &str, default_val: &str) -> String {
+    let val: String;
+    if doc[parent][child].is_badvalue() {
+        val = String::from(default_val)
+    } else {
+        val = String::from(doc[parent][child].as_str().unwrap());
+    }
+
+    val
+}
+
 fn load_defaults() -> Settings {
     Settings {
         seperator: String::from("|"),
@@ -92,9 +114,15 @@ fn load_defaults() -> Settings {
         },
         memory: Memory {
             icon: String::from(""),
+            enabled: false,
         },
         disk: Disk {
             icon: String::from(""),
+            enabled: false,
+        },
+        volume: Volume {
+            icon: String::from(""),
+            enabled: false,
         },
     }
 }

src/main.rs

@@ -6,21 +6,36 @@ mod date;
 mod disk;
 mod load_config;
 mod mem;
+mod sound;
 
 fn main() {
     let settings = load_config::load().unwrap();
-
+    sound::get_sound(&settings);
     loop {
-        let args = format!(
-            "{}{}{}",
-            disk::disk_free(&settings),
-            mem::mem(&settings).unwrap(),
-            date::fmt_date(&settings)
-        );
+        let mut bar = String::from("");
+
+        // the order of the IF's below matters to the final format
+
+        if settings.volume.enabled {
+            // volume return String
+            bar.push_str(&sound::get_sound(&settings));
+        }
+
+        if settings.disk.enabled {
+            // disk_free return String
+            bar.push_str(&disk::disk_free(&settings));
+        }
+
+        if settings.memory.enabled {
+            // mem return Result
+            bar.push_str(&mem::mem(&settings).unwrap());
+        }
+
+        bar.push_str(&date::fmt_date(&settings));
 
         Command::new("xsetroot")
             .arg("-name")
-            .arg(args)
+            .arg(bar)
             .output()
             .unwrap();
 

src/sound.rs

@@ -0,0 +1,24 @@
+use crate::load_config::Settings;
+use std::process::Command;
+
+// TODO: what a horrible solution to get the sound, i dont like it
+//       find another way you dumb fuck
+
+pub fn get_sound(setting: &Settings) -> String {
+    let cmd_content = Command::new("amixer")
+        .arg("get")
+        .arg("Master")
+        .output()
+        .unwrap();
+
+    let vol: String = String::from_utf8_lossy(&cmd_content.stdout)
+        .split('\n')
+        .collect::<Vec<&str>>()[4]
+        .split('[')
+        .collect::<Vec<&str>>()[1]
+        .split(']')
+        .collect::<Vec<&str>>()[0]
+        .to_string();
+
+    format!("  {}  {}  {}", setting.volume.icon, vol, setting.seperator)
+}