129 lines
3.4 KiB
Rust
129 lines
3.4 KiB
Rust
use std::env;
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use std::{fs::File, io::Error, io::Read};
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use yaml_rust::{yaml, YamlLoader};
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pub struct Time {
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pub format: String,
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pub icon: String,
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}
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pub struct Memory {
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pub icon: String,
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pub enabled: bool,
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}
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pub struct Disk {
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pub icon: String,
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pub enabled: bool,
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}
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pub struct Volume {
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pub icon: String,
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pub enabled: bool,
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}
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pub struct Settings {
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pub seperator: String,
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pub time: Time,
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pub memory: Memory,
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pub disk: Disk,
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pub volume: Volume,
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}
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pub fn load() -> Result<Settings, Error> {
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let yml_source = env::var("HOME").unwrap() + "/.config/rsblocks/rsblocks.yml";
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let mut data = String::new();
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let mut file = match File::open(yml_source) {
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Ok(file) => file,
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Err(_) => {
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println!("~/.config/rsblocks/rsblocks.yml file not found, loading defaults!");
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return Ok(load_defaults());
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}
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};
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file.read_to_string(&mut data)?;
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let yml_content = &YamlLoader::load_from_str(&data).unwrap()[0];
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let settings = gen_settings(yml_content);
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Ok(settings)
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}
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fn gen_settings(doc: &yaml::Yaml) -> Settings {
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// setting icons
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let seperator = get_or_set_string(doc, "general", "seperator", "|");
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let time_icon = get_or_set_string(doc, "time", "icon", "");
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let time_format = get_or_set_string(doc, "time", "format", "%T");
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let mem_icon = get_or_set_string(doc, "memory", "icon", "");
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let disk_icon = get_or_set_string(doc, "disk", "icon", "");
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let volume_icon = get_or_set_string(doc, "volume", "icon", "");
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// setting enable status, everything false by default
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let disk_enabled = get_or_set_bool(doc, "disk", "enable");
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let memory_enabled = get_or_set_bool(doc, "memory", "enable");
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let volume_enabled = get_or_set_bool(doc, "volume", "enable");
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Settings {
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seperator,
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time: Time {
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format: time_format,
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icon: time_icon,
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},
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memory: Memory {
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icon: mem_icon,
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enabled: memory_enabled,
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},
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disk: Disk {
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icon: disk_icon,
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enabled: disk_enabled,
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},
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volume: Volume {
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icon: volume_icon,
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enabled: volume_enabled,
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},
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}
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}
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// getting the bool value from rsblocks.yml file or set it false if it does not exist
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fn get_or_set_bool(doc: &yaml::Yaml, parent: &str, child: &str) -> bool {
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let val: bool;
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if doc[parent][child].is_badvalue() {
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val = false;
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} else {
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val = doc[parent][child].as_bool().unwrap()
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}
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val
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}
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// getting the value from the rsblocks.yml file or set the default in the last parameter
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fn get_or_set_string(doc: &yaml::Yaml, parent: &str, child: &str, default_val: &str) -> String {
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let val: String;
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if doc[parent][child].is_badvalue() {
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val = String::from(default_val)
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} else {
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val = String::from(doc[parent][child].as_str().unwrap());
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}
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val
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}
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fn load_defaults() -> Settings {
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Settings {
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seperator: String::from("|"),
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time: Time {
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format: String::from("%T"),
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icon: String::from(""),
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},
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memory: Memory {
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icon: String::from(""),
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enabled: false,
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},
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disk: Disk {
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icon: String::from(""),
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enabled: false,
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},
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volume: Volume {
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icon: String::from(""),
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enabled: false,
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},
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}
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}
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