use std::path::{Path, PathBuf};

use chrono::{NaiveDate, NaiveDateTime};

use tavern::{Adventurer, Database, Tale, Tavern};



fn generate_tavern() -> Tavern
{
   let author: Adventurer =
      Adventurer { name: String::from("Jason Smith"),
                   handle: String::from("myrddin"),
                   profile:
                      String::from("https://cybermages.tech/about/myrddin"),
                   image:
                      String::from("https://cybermages.tech/about/myrddin/pic"),
                   blurb: String::from("I love code!") };

   let tale: Tale =
      Tale { title: String::from("Test post"),
             slug: String::from("test_post"),
             author: author.handle.clone(),
             summary: String::from("The Moon is made of cheese!"),
             tags: vec![String::from("Space"), String::from("Cheese")],
             publish_date: NaiveDate::from_ymd_opt(2025, 12, 25).unwrap().and_hms_opt(13, 10, 41).unwrap(),
             content: PathBuf::from("posts/test_post.md") };


   // Create a dummy posts directory and file for this example to work
   if !Path::new("posts").exists()
   {
      std::fs::create_dir("posts").unwrap();
   }
   std::fs::write("posts/the-rustacean.md",
             "# Hello, Rust!\n\nThis is a **test** post.").unwrap();


   Tavern { title: String::from("Runes & Ramblings"),
            description: String::from("Join software engineer Jason Smith on his Rust programming journey. Explore program design, tech stacks, and more on this blog from CybeMages, LLC."),
            tales: vec![tale],
            authors: vec![author] }
}


fn read_from_file<P>(config_file: P) -> Tavern
   where P: AsRef<Path>
{
   // Read the previously written TOML file
   let toml_data =
      std::fs::read_to_string(&config_file).expect("Failed to read TOML file");

   // Deserialize it
   toml::from_str(&toml_data).expect("Failed to parse TOML")
}


fn create_database() -> Result<(), Box<dyn std::error::Error>>
{
   // This part would be the entry point of your CI/CD script
   // It would load your data and then save it to the database

   // Create a Tavern object
   let tavern = read_from_file("Tavern.toml");
   //let tavern = generate_tavern();

   // Open the database and save the Tavern content
   let db = Database::open(Path::new("tavern.db"))?;

   db.insert_tavern(&tavern.title, &tavern.description)?;
   println!("Saved site settings: Title='{}', Description='{}'", tavern.title, tavern.description);

   for author in &tavern.authors
   {
      db.insert_adventurer(author)?;
      println!("Saved adventurer: {}", author.name);
   }

   for tale in &tavern.tales
   {
      db.insert_tale(tale)?;
      println!("Saved tale: {}", tale.title);
   }

   Ok(())
}

pub fn main()
{
   match std::env::set_current_dir("/home/myrddin/cybermages/blog/")
   {
      Ok(_) =>
      {
         println!("Successfully changed working directory.");
      }
      Err(e) =>
      {
         eprintln!("Failed to change directory: {}", e);
      }
   }

   match create_database()
   {
      Ok(_) => {}
      Err(e) => { eprintln!("Error: {}", e); }
   }
}