routee-compass-core 0.19.0

The core routing algorithms and data structures of the RouteE-Compass energy-aware routing engine
Documentation 
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use std::collections::{HashMap, HashSet};

use crate::model::cost::{
    network::{NetworkCostRate, NetworkCostRateBuilder},
    CostAggregation, CostModelError, VehicleCostRate,
};
use serde::{Deserialize, Serialize};

/// configuration for a cost model set at app initialization time.
#[derive(Deserialize, Serialize, Debug, Clone)]
pub struct CostModelConfig {
    pub displayed_costs: Option<HashSet<String>>,
    pub vehicle_rates: Option<HashMap<String, VehicleCostRate>>,
    pub network_rates: Option<HashMap<String, NetworkCostRateBuilder>>,
    pub weights: Option<HashMap<String, f64>>,
    pub cost_aggregation: Option<CostAggregation>,
    pub ignore_unknown_user_provided_weights: Option<bool>,
}

impl CostModelConfig {
    pub fn get_displayed_costs(&self) -> HashSet<String> {
        self.displayed_costs.clone().unwrap_or_default()
    }
    pub fn get_vehicle_rates(&self) -> HashMap<String, VehicleCostRate> {
        self.vehicle_rates.clone().unwrap_or_default()
    }
    pub fn get_network_rates(&self) -> Result<HashMap<String, NetworkCostRate>, CostModelError> {
        self.network_rates
            .clone()
            .unwrap_or_default()
            .iter()
            .map(|(name, nr)| {
                let rates = nr.build()?;
                Ok((name.clone(), rates))
            })
            .collect::<Result<HashMap<_, _>, CostModelError>>()
    }
    pub fn get_weights(&self) -> HashMap<String, f64> {
        self.weights.clone().unwrap_or_default()
    }
    pub fn get_cost_aggregation(&self) -> CostAggregation {
        self.cost_aggregation.unwrap_or_default()
    }
    pub fn get_ignore_policy(&self) -> bool {
        self.ignore_unknown_user_provided_weights.unwrap_or(true)
    }
}