// Rules get parsed from file, converted into matrix format (for the in-memory movement),
// then combined (smushed) into a single matrix + vector/rule for each . The list of units can then have the rules applied
//
// For now just ignore the all from/to stuff, it's kind of a shit thing to do, and can
// be worked around by actually inputting every type into the rules

use std::collections::HashMap;

use crate::MovementRule;

pub fn smush_rules(rules: Vec<MovementRule>) -> Vec<MovementRule> {
    let ruleMapping: HashMap<String, usize> = HashMap::new();
    // First build out the list/map of all departments (store index of each element in the array)
    // TODO: We could make this more advanced by only smushing per divider, so that only the departments
    // needed between each pass is actually required
    for rule in rules {
        for department in rule.from_departments {
            // ruleMapping.entry(department).or_insert(ruleMapping.len());
        }
    }
    vec![]
}