//#![allow(unused)]
//use std::io;
use std::fs;
use serde::Deserialize;
use struct_iterable::Iterable;

// https://crates.io/crates/toml
// https://docs.rs/toml/0.8.20/toml/
// https://crates.io/crates/ncurses

#[derive(Deserialize,Iterable)]
struct Config {
    str: u8,
    dex: u8,
    consti: u8,
    intell: u8,
    wis: u8,
    charis: u8,
    profiency: u8,
    prof_throws: Vec<String>,
    prof_skills: Vec<String>,
    skill_prof_bonuses: Vec<Vec<String>>,
    base_bonuses: BaseBonuses,
    base_modifiers: BaseModifiers,
    list: List,
}

#[derive(Deserialize,Iterable)]
struct BaseBonuses {
    str: Option<i64>,
    dex: Option<i64>,
    consti: Option<i64>,
    intell: Option<i64>,
    wis: Option<i64>,
    charis: Option<i64>,
}

#[derive(Deserialize,Iterable)]
struct BaseModifiers{
    str: Option<i64>,
    dex: Option<i64>,
    consti: Option<i64>,
    intell: Option<i64>,
    wis: Option<i64>,
    charis: Option<i64>,
}

#[derive(Deserialize,Iterable)]
struct List{
    skills: Vec<Vec<String>>,
}


#[derive(Clone)]
struct SkillArr{
    name: String,
    modi: i64,
}

struct DndData{
    main_stats: Vec<u8>,
    profiency: u8,
    prof_throws: Vec<String>,
    prof_throws_vec: Vec<i64>,
    base_bonuses: Vec<i64>,
    base_modifiers: Vec<i64>,
    prof_skills: Vec<String>,
    skill_prof_bonuses: Vec<Vec<String>>,
    skills_names: Vec<Vec<String>>,
    skills: Vec<SkillArr>,
    throws: Vec<i64>,
}

fn print_type_of<T>(_: &T) {
    println!("{}", std::any::type_name::<T>());
}

fn main() {
    let toml_str: String = fs::read_to_string("data.toml").expect("error");
    let toml_data: Config = toml::from_str(&toml_str).unwrap();
    let mut dnd_data = DndData{
        main_stats: vec![0,0,0,0,0,0],
        profiency: toml_data.profiency,
        prof_throws: vec![String::new(); 100],
        prof_throws_vec: vec![0,0,0,0,0,0],
        prof_skills: vec![String::new(); 100],
        base_bonuses: vec![0,0,0,0,0,0],
        base_modifiers: vec![0,0,0,0,0,0],
        skill_prof_bonuses: vec![vec![String::new(); 2]; 100],
        skills_names: vec![vec![String::new(); 2]; 100],
        throws: vec![0,0,0,0,0,0],
        skills: vec![SkillArr{ name: String::new(), modi: 0}; 100],
    };
    for (name, val) in toml_data.iter() {
        match val.downcast_ref::<u8>() {
            Some(x) => {
                match name{
                    "str" => dnd_data.main_stats[0]=*x,
                    "dex" => dnd_data.main_stats[1]=*x,
                    "consti" => dnd_data.main_stats[2]=*x,
                    "intell" => dnd_data.main_stats[3]=*x,
                    "wis" => dnd_data.main_stats[4]=*x,
                    "charis" => dnd_data.main_stats[5]=*x,
                    _ => {},
                }
            },
            _ => {},
        }
    }
    let mut i=0;
    for name in &toml_data.prof_throws {
        dnd_data.prof_throws[i]=name.to_string();
        i=i+1;
    }
    i=0;
    for name in &toml_data.skill_prof_bonuses{
        dnd_data.skill_prof_bonuses[i][0]=name[0].to_string();
        dnd_data.skill_prof_bonuses[i][1]=name[1].to_string();
        i=i+1;
    }
    i=0;
    for name in &toml_data.prof_throws {
        match name.as_str(){
            "str" => dnd_data.prof_throws_vec[0]=dnd_data.profiency as i64,
            "dex" => dnd_data.prof_throws_vec[1]=dnd_data.profiency as i64,
            "consti" => dnd_data.prof_throws_vec[2]=dnd_data.profiency as i64,
            "intell" => dnd_data.prof_throws_vec[3]=dnd_data.profiency as i64,
            "wis" => dnd_data.prof_throws_vec[4]=dnd_data.profiency as i64,
            "charis" => dnd_data.prof_throws_vec[5]=dnd_data.profiency as i64,
            _ => {},
        }
        i=i+1;
    }
    i=0;
    for name in &toml_data.prof_skills {
        dnd_data.prof_skills[i]=name.to_string();
        i=i+1;
    }
    i=0;
    for name in &toml_data.list.skills {
        dnd_data.skills_names[i][0]=name[0].to_string();
        dnd_data.skills_names[i][1]=name[1].to_string();
        i=i+1;
    }

    for (name, val) in toml_data.base_bonuses.iter() {
        // Try to downcast to Option<i64>
        match val.downcast_ref::<Option<i64>>() {
            Some(Some(x)) => {
                match name{
                    "str" => dnd_data.base_bonuses[0]=*x,
                    "dex" => dnd_data.base_bonuses[1]=*x,
                    "consti" => dnd_data.base_bonuses[2]=*x,
                    "intell" => dnd_data.base_bonuses[3]=*x,
                    "wis" => dnd_data.base_bonuses[4]=*x,
                    "charis" => dnd_data.base_bonuses[5]=*x,
                    _ => {},
                }
            },
            _ => {},
        }

        /*
           if let Some(option_val) = val.downcast_ref::<Option<i64>>() {
           match option_val {
           Some(x) => println!("{}, val (Option<i64>): {}", name, x),
           None => println!("none in Option<i64>"),
           }
           }
           */
    }
    for (name, val) in toml_data.base_modifiers.iter() {
        match val.downcast_ref::<Option<i64>>() {
            Some(Some(x)) => {
                match name{
                    "str" => dnd_data.base_modifiers[0]=*x,
                    "dex" => dnd_data.base_modifiers[1]=*x,
                    "consti" => dnd_data.base_modifiers[2]=*x,
                    "intell" => dnd_data.base_modifiers[3]=*x,
                    "wis" => dnd_data.base_modifiers[4]=*x,
                    "charis" => dnd_data.base_modifiers[5]=*x,
                    _ => {},
                }
            },
            _ => {},
           }
    }

    i=0;
    for val in &dnd_data.base_bonuses{
        dnd_data.main_stats[i]=dnd_data.main_stats[i]+*val as u8;
        i=i+1;
    }
    i=0;
    for val in &dnd_data.base_modifiers{
        dnd_data.throws[i]=dnd_data.prof_throws_vec[i] + val;
        i=i+1
    }
    fn base_to_num(str: String) -> usize{
        match str.as_str(){
            "str" => return 0,
            "dex" => return 1,
            "consti" => return 2,
            "intell" => return 3,
            "wis" => return 4,
            "charis" => return 5,
            _ => return 0,
        }
    }

    i=0;
    for name in &dnd_data.skills_names{
        let mut modi=0;
        for prof_skills in &dnd_data.prof_skills{
            if name[0]==*prof_skills && name[0]!="" {
                modi=dnd_data.profiency; 
            }
        }
        for skill_prof_bonuses in &dnd_data.skill_prof_bonuses{
            if name[1]==skill_prof_bonuses[1] && name[0]!="" {
                modi=modi+dnd_data.base_modifiers[base_to_num(String::from(skill_prof_bonuses[0].as_str()))] as u8;
            }
        }
        modi=modi+dnd_data.base_modifiers[base_to_num(String::from(name[1].as_str()))] as u8;
        dnd_data.skills[i].name=String::from(name[0].as_str());
        dnd_data.skills[i].modi=modi as i64;

        i=i+1;
    }

    println!("profiency: {}",dnd_data.profiency);
    fn num_to_base(num: usize) -> String{
        match num{
            0 => return String::from("str"),
            1 => return String::from("dex"),
            2 => return String::from("consti"),
            3 => return String::from("intell"),
            4 => return String::from("wis"),
            5 => return String::from("charis"),
            _ => return String::from("Null"),
        }
    }
    println!("---------");
    i=0;
    for val in &dnd_data.main_stats{
        println!("{}: {}",num_to_base(i),val);
        i=i+1
    }
    println!("---------");
    i=0;
    for val in &dnd_data.base_modifiers{
        println!("mod {}: {}",num_to_base(i),val);
        i=i+1
    }
    println!("---------");
    i=0;
    for val in &dnd_data.throws{
        println!("throws {}: {}",num_to_base(i),val);
        i=i+1
    }
    println!("---------");
    for val in &dnd_data.skills{
        if val.name!=""{
            println!("{} : {}",val.name,val.modi);
        }
    }
}


// need to convert to hash map
/*
// Deserialize the entire TOML data into a HashMap<String, toml::Value>
let toml_data: HashMap<String, Value> = from_str(toml_str).unwrap();

// Accessing base_bonuses as a Table (nested structure)
if let Some(base_bonuses) = toml_data.get("base_bonuses").and_then(Value::as_table) {
// Iterate over the keys and values in the base_bonuses table
for (name, val) in base_bonuses.iter() {
// Try to downcast to Option<i64>
match val.downcast_ref::<Option<i64>>() {
Some(Some(x)) => {
// Handle the case where it's an Option<i64> with a value
println!("{}: {}", name, x);
},
Some(None) => {
// Handle the case where it's an Option<i64> but the value is None
println!("{}: None", name);
},
None => {
// Handle the case where it's not an Option<i64>
println!("{}: Not an Option<i64>", name);
}
}
}
} else {
println!("base_bonuses not found or not a table");
}
*/