RoadSign/src/proxies/loader.rs
2024-01-13 14:46:26 +08:00

54 lines
1.4 KiB
Rust

use std::ffi::OsStr;
use std::fs::{self, DirEntry};
use std::io;
use tracing::warn;
use crate::proxies::config;
pub fn scan_regions(basepath: String) -> io::Result<(Vec<config::Region>, u32)> {
let mut count: u32 = 0;
let mut result = vec![];
for entry in fs::read_dir(basepath)? {
if let Ok(val) = load_region(entry.unwrap()) {
result.push(val);
count += 1;
};
}
Ok((result, count))
}
pub fn load_region(file: DirEntry) -> Result<config::Region, String> {
if file.path().extension().and_then(OsStr::to_str).unwrap() != "toml" {
return Err("File entry wasn't toml file".to_string());
}
let fp = file.path();
let content = match fs::read_to_string(fp.clone()) {
Ok(val) => val,
Err(err) => {
warn!(
err = format!("{:?}", err),
filepath = fp.clone().to_str(),
"An error occurred when loading region, skipped."
);
return Err("Failed to load file".to_string());
}
};
let data: config::Region = match toml::from_str(&content) {
Ok(val) => val,
Err(err) => {
warn!(
err = format!("{:?}", err),
filepath = fp.clone().to_str(),
"An error occurred when parsing region, skipped."
);
return Err("Failed to parse file".to_string());
}
};
Ok(data)
}