mod blog_status;
mod configuration_status;

use crate::configuration::Configuration;
use std::io::Result;

pub struct Status;

impl Status {
    pub fn new() -> Self {
        Status
    }
}

impl super::Command for Status {
    fn before_dependencies(&self) -> Vec<Box<dyn super::Command>> {
        vec![]
    }

    fn execute(&self, _: Option<&String>, configuration: &Configuration, _: &str) -> Result<()> {
        let status_providers = available_status_providers();
        for status_provider in status_providers {
            println!("{}\n----\n", status_provider(configuration)?);
        }
        Ok(())
    }

    fn after_dependencies(&self) -> Vec<Box<dyn super::Command>> {
        vec![]
    }

    fn command(&self) -> &'static str {
        "status"
    }

    fn help(&self) -> &'static str {
        "\t\t\t\tPrints the status of your blog"
    }
}

fn available_status_providers() -> Vec<fn(&Configuration) -> Result<String>> {
    vec![configuration_status::status, blog_status::status]
}

#[cfg(test)]
mod tests {

    use super::*;
    use crate::command::Command;
    use crate::configuration::Configuration;

    #[test]
    fn test_status_command() {
        let status = Status::new();

        let configuration = Configuration::new().unwrap();
        status
            .execute(None, &configuration, "")
            .expect("Could not call status");
    }

    #[test]
    fn status_before_dependencies() {
        let status = Status::new();
        let dependencies = status.before_dependencies();

        assert_eq!(dependencies.len(), 0);
    }

    #[test]
    fn status_after_dependencies() {
        let status = Status::new();
        let dependencies = status.after_dependencies();

        assert_eq!(dependencies.len(), 0);
    }

    // These two tests feel pointless but I'm doing it for the coverage :p

    #[test]
    fn status_command_output() {
        let status = Status::new();
        status.command();
    }

    #[test]
    fn status_help_output() {
        let status = Status::new();
        status.help();
    }
}