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[rbdr/blog] / src / main.rs

// mod argument_parser;
mod configuration;
mod command;
mod constants;
mod gemini_parser;
mod generator;
mod archiver;
mod metadata;
mod post;
mod template;
mod utils;
mod remote;

use std::iter::once;
use std::env::args;
use std::io::Result;
use command::{available_commands, Command, help::Help};
use configuration::Configuration;

fn main() -> Result<()> {
    let result = run();

    if cfg!(debug_assertions) {
        result
    } else {
        match result {
            Ok(_) => Ok(()),
            Err(e) => {
                eprintln!("Error: {}", e);
                std::process::exit(1);
            }
        }
    }
}

fn run() -> Result<()> {
    let configuration = Configuration::new();
    let commands = available_commands();
    let arguments: Vec<String> = args().collect();

    if let Some(command_name) = arguments.get(1) {
        if let Some(main_command) = commands.into_iter().find(|c| c.command() == command_name) {
            let before_commands = main_command.before_dependencies();
            let after_commands = main_command.after_dependencies();

            let command_chain: Vec<Box<dyn Command>> = before_commands
                .into_iter()
                .chain(once(main_command))
                .chain(after_commands.into_iter())
                .collect();

            for command in command_chain {
                let result = command.execute(arguments.get(2), &configuration, command_name);
                if let Err(_) = result {
                    return result;
                }
            }

            return Ok(())
        }
    }

    Help::new().execute(None, &configuration, &"help".to_string())
}