47 lines
1.1 KiB
Rust
47 lines
1.1 KiB
Rust
//! The weekly menu planner
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//!
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extern crate planner;
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extern crate cookbook;
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use std::time;
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use std::fmt::Debug;
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use std::fmt::Display;
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use std::hash::Hash;
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use cookbook::*;
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use planner::{
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*, Value,
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solver::{
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Variables,
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Domain,
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Problem
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}
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};
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fn pretty_output<K: Eq + Hash + Debug>(res: &Variables<Value, K>) -> String {
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let mut repr = String::new();
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for (var,value) in res {
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let value = match value {
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Some(rec) => &rec.title,
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None => "---",
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};
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repr.push_str(&format!("{:?} => {}\n", var, value));
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}
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repr
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}
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fn main() {
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let start_time = time::Instant::now();
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let conn = establish_connection();
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let possible_values = recipes::load_all(&conn);
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let domain = Domain::new(possible_values);
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let mut problem = Problem::build();
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for (var, dom, ini) in template::Template::generate_variables(&domain) {
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problem = problem.add_variable(var, dom, ini);
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}
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let mut problem = problem.finish();
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let results = problem.solve_all();
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println!("Took {:?}", start_time.elapsed());
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println!("{}", pretty_output(results.first().unwrap()));
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}
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