/*

 * Create an array of targets from industries on the map that accept or produce

 * the predefined cargo for this schema.

 */

function Schema::GetIndustryTargets() {

    // Get a list of all industries that handle the appropriate cargo

    local indList = AIList();

   

    foreach(cargo, _ in this.cargos) {

        indList.AddList(AIIndustryList_CargoAccepting(cargo));

        indList.AddList(AIIndustryList_CargoProducing(cargo));

    }

   

    // The source node is currently a town, which is no good!

    indList.Valuate(AIIndustry.GetDistanceManhattanToTile, AITown.GetLocation(this.sourceNode));

    indList.Sort(AIAbstractList.SORT_BY_VALUE, true);

    this.sourceNode = indList.Begin();

   

    // Build a list of targets

    local targets = Map();

    foreach(industry, _ in indList) {

        targets.Insert(Target(Target.TYPE_INDUSTRY, industry));

    }

 

    return targets;