pub fn random_items(map: Map, number: usize, extra: &str, include_jungle: bool) -> Result<Vec<Item>, Error> {
    let all_items: ItemList = serde_json::from_str(&open_file("items")?)?;

    let mut item_pool = Vec::new();
    item_pool.extend(all_items.common);
    match extra {
        "melee" => item_pool.extend(all_items.melee),
        "ranged" => item_pool.extend(all_items.ranged),
        "hybrid" => {
            item_pool.extend(all_items.melee);
            item_pool.extend(all_items.ranged);
        }
        _ => ()
    }

    match map {
        m @ Map::SummonersRift | m @ Map::TwistedTreeline => {
            item_pool.extend(all_items.classic);

            match m {
                Map::SummonersRift => item_pool.extend(all_items.rift),
                Map::TwistedTreeline => item_pool.extend(all_items.treeline),
                _ => ()
            }

            let mut rng = rand::thread_rng();
            item_pool.push(rng.choose(&all_items.support).unwrap().clone());
            if include_jungle {
                item_pool.push(rng.choose(&all_items.jungle).unwrap().clone());
            }
        }
        Map::HowlingAbyss => {
            item_pool.extend(all_items.abyss);
        }
    };

    let range = Range::new(0, item_pool.len() - 1);
    let mut rng = rand::thread_rng();

    let mut items = Vec::new();
    let mut seen = Vec::new();
    while items.len() < number {
        let i = range.ind_sample(&mut rng);
        if !seen.contains(&i) {
            items.push(item_pool[i].clone());
            seen.push(i);
        }
    }

    Ok(items)
}
/// Returns a list of random items guarenteed to be different.
Returns a list of random items guarenteed to be different.
Returns a list of random items guarenteed to be different .
pub fn random_items(map: Map, number: usize, extra: &str, include_jungle: bool) -> Result<Vec<Item>, Error> {
    let all_items: ItemList = serde_json::from_str(&open_file("items")?)?;
    let mut item_pool = Vec::new();
    item_pool.extend(all_items.common);
    match extra {
        "melee" => item_pool.extend(all_items.melee),
        "ranged" => item_pool.extend(all_items.ranged),
        "hybrid" => {
            item_pool.extend(all_items.melee);
            item_pool.extend(all_items.ranged);
        }
        _ => ()
    }
    match map {
        m @ Map::SummonersRift | m @ Map::TwistedTreeline => {
            item_pool.extend(all_items.classic);
            match m {
                Map::SummonersRift => item_pool.extend(all_items.rift),
                Map::TwistedTreeline => item_pool.extend(all_items.treeline),
                _ => ()
            }
            let mut rng = rand::thread_rng();
            item_pool.push(rng.choose(&all_items.support).unwrap().clone());
            if include_jungle {
                item_pool.push(rng.choose(&all_items.jungle).unwrap().clone());
            }
        }
        Map::HowlingAbyss => {
            item_pool.extend(all_items.abyss);
        }
    };
    let range = Range::new(0, item_pool.len() - 1);
    let mut rng = rand::thread_rng();
    let mut items = Vec::new();
    let mut seen = Vec::new();
    while items.len() < number {
        let i = range.ind_sample(&mut rng);
        if !seen.contains(&i) {
            items.push(item_pool[i].clone());
            seen.push(i);
        }
    }
    Ok(items)
}
pub fn random_items ( map : Map , number : usize , extra : & str , include_jungle : bool ) -> Result < Vec < Item > , Error > { let all_items : ItemList = serde_json :: from_str ( & open_file ( " " ) ? ) ? ; let mut item_pool = Vec :: new ( ) ; item_pool . extend ( all_items . common ) ; match extra { " " => item_pool . extend ( all_items . melee ) , " " => item_pool . extend ( all_items . ranged ) , " " => { item_pool . extend ( all_items . melee ) ; item_pool . extend ( all_items . ranged ) ; } _ => ( ) } match map { m @ Map :: SummonersRift | m @ Map :: TwistedTreeline => { item_pool . extend ( all_items . classic ) ; match m { Map :: SummonersRift => item_pool . extend ( all_items . rift ) , Map :: TwistedTreeline => item_pool . extend ( all_items . treeline ) , _ => ( ) } let mut rng = rand :: thread_rng ( ) ; item_pool . push ( rng . choose ( & all_items . support ) . unwrap ( ) . clone ( ) ) ; if include_jungle { item_pool . push ( rng . choose ( & all_items . jungle ) . unwrap ( ) . clone ( ) ) ; } } Map :: HowlingAbyss => { item_pool . extend ( all_items . abyss ) ; } } ; let range = Range :: new ( 0 , item_pool . len ( ) - 1 ) ; let mut rng = rand :: thread_rng ( ) ; let mut items = Vec :: new ( ) ; let mut seen = Vec :: new ( ) ; while items . len ( ) < number { let i = range . ind_sample ( & mut rng ) ; if ! seen . contains ( & i ) { items . push ( item_pool [ i ] . clone ( ) ) ; seen . push ( i ) ; } } Ok ( items ) }
Returns a list of random items guarenteed to be different.
Returns a list of random items guarenteed to be different .
map
Map
number
usize
extra
&str
include_jungle
bool
map
Map
number
usize
extra
&str
include_jungle
bool