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use crate::configuration::Configuration;
use std::fmt::Write;
use std::fs;
use std::io::{Error, ErrorKind, Result};
use std::path::PathBuf;
pub fn status(configuration: &Configuration) -> Result<String> {
let mut status_message = String::new();
status_message.push_str("# Configuration\n");
status_message.push_str("\n## Directories\n");
// Main Configuration Locations
status_message.push_str(&get_directory_stats(
"Configuration",
&configuration.config_directory,
)?);
status_message.push_str(&get_directory_stats("Data", &configuration.data_directory)?);
status_message.push_str(&get_directory_stats(
"Output",
&configuration.output_directory,
)?);
status_message.push_str("\n## Blog Settings\n");
writeln!(
&mut status_message,
"Number of posts to keep: {}",
configuration.max_posts
)
.map_err(|_| Error::new(ErrorKind::Other, "Unable to write status"))?;
Ok(status_message)
}
fn get_directory_stats(label: &str, directory: &PathBuf) -> Result<String> {
let mut status_message = String::new();
write!(&mut status_message, "{}: {}. ", label, directory.display())
.map_err(|_| Error::new(ErrorKind::Other, "Unable to write status"))?;
if directory.exists() {
status_message.push_str("Exists ");
if fs::read_dir(directory).is_ok() {
status_message.push_str("and is readable.\n");
} else {
status_message.push_str("but is not readable.\n");
}
} else {
status_message.push_str("Does not exist.\n");
}
Ok(status_message)
}
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