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use chrono;
use hostname;
use term_size;
use std;
use users;
use args;
use colors;
use power;
use vcs;
pub struct PromptData {
pub shell: colors::ShellType,
pub error_code: u8,
pub hostname: Option<String>,
pub terminal_cols: Option<usize>,
pub pwd: Option<std::path::PathBuf>,
pub home: Option<std::path::PathBuf>,
pub user: Option<String>,
pub is_root: bool,
pub time: chrono::DateTime<chrono::Local>,
pub power_info: power::PowerInfo,
pub vcs_info: Option<Box<vcs::VcsInfo>>,
}
pub fn collect(opts: args::CommandLineOptions) -> PromptData {
start_talking_about_time!("collecting data");
let hostname = hostname();
talk_about_time!("hostname");
let terminal_cols = terminal_cols();
talk_about_time!("terminal_cols");
let pwd = pwd();
talk_about_time!("pwd");
let home = home();
talk_about_time!("home");
let user = user();
talk_about_time!("user");
let is_root = is_root();
talk_about_time!("is_root");
let time = time();
talk_about_time!("time");
let power_info = power_info();
talk_about_time!("power_info");
let vcs_info = vcs_info();
talk_about_time!("vcs_info");
stop_talking_about_time!();
PromptData {
shell: opts.shell,
error_code: opts.error_code,
hostname,
terminal_cols,
pwd,
home,
user,
is_root,
time,
power_info,
vcs_info,
}
}
fn hostname() -> Option<String> {
if let Some(mut name) = hostname::get_hostname() {
if let Some(idx) = name.find('.') {
name.truncate(idx);
}
Some(name)
}
else {
None
}
}
fn terminal_cols() -> Option<usize> {
if let Some((w, _h)) = term_size::dimensions() {
Some(w)
}
else {
None
}
}
fn pwd() -> Option<std::path::PathBuf> {
std::env::var("PWD").map(std::path::PathBuf::from).ok()
}
fn home() -> Option<std::path::PathBuf> {
std::env::var("HOME").map(std::path::PathBuf::from).ok()
}
fn user() -> Option<String> {
users::get_current_username()
}
fn is_root() -> bool {
users::get_current_uid() == 0
}
fn time() -> chrono::DateTime<chrono::Local> {
chrono::Local::now()
}
fn power_info() -> power::PowerInfo {
power::PowerInfo::new()
}
fn vcs_info() -> Option<Box<vcs::VcsInfo>> {
vcs::detect()
}
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