use std::fs;
use std::path::PathBuf;
use crate::configuration::Configuration;

pub fn status() -> String {
    let configuration = Configuration::new();
    let mut status_message = String::new();

    status_message.push_str("# Configuration\n");
    status_message.push_str("## 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("## Blog Settings\n");
    status_message.push_str(&format!("Number of posts to keep: {}\n", configuration.max_posts));
    status_message
}

fn get_directory_stats(label: &str, directory: PathBuf) -> String {
    let mut status_message = String::new();

    status_message.push_str(&format!("{}: {}\n", label, directory.display()));
    if directory.exists() {
        status_message.push_str(&format!("{} directory exists.\n", label));
        if fs::read_dir(&directory).is_ok() {
            status_message.push_str(&format!("{} directory is readable.\n", label));
        } else {
            status_message.push_str(&format!("{} directory is not readable.\n", label));
        }
    } else {
        status_message.push_str(&format!("{} directory does not exist.\n", label));
    }

    status_message
}