use crate::{config::Config, db::*};

use serde::Serialize;
use std::path::Path;
use tera::Tera;

static TEMPLATE_FILES: &[(&str, &str)] = &[
	("comments.html", include_str!("../templates/comments.html")),
	(
		"admin_login.html",
		include_str!("../templates/admin_login.html"),
	),
];

pub struct Templates {
	pub tera: Tera,
}

impl Templates {
	pub fn new(dir: &Path, config: &Config) -> Self {
		let dir = dir.join(&config.templates_dir);
		std::fs::create_dir_all(&dir).expect("Cannot create templates dir");

		for &(file, default) in TEMPLATE_FILES {
			let file_path = dir.join(file);
			if !file_path.is_file() {
				std::fs::write(file_path, default)
					.unwrap_or_else(|_| panic!("Cannot write template file {file}"));
			}
		}

		Self {
			tera: Tera::new(dir.join("**/*").to_str().unwrap()).expect("Failed to parse templates"),
		}
	}
}

#[derive(Clone, Debug, Serialize)]
pub struct CommentWithId {
	pub addr: Option<String>,
	pub author: String,
	pub editable: bool,
	pub id: String,
	pub last_edit_time: Option<Time>,
	pub needs_approval: bool,
	pub original: Option<OriginalComment>,
	pub post_time: Time,
	pub text: String,
}

#[derive(Clone, Debug, Serialize)]
pub struct OriginalComment {
	pub author: String,
	pub editable: bool,
	pub last_edit_time: Option<Time>,
	pub post_time: Time,
	pub text: String,
}