Method research

battlecode-engine/src/unit.rs:1173–1226

Research the next level.

(&mut self)

    /// Research the next level.
    pub(crate) fn research(&mut self) -> Result<(), GameError> {
        match self.unit_type {
            Worker => match self.level {
                0 => { self.harvest_amount += 1; },
                1 => {
                    self.build_health += 1;
                    self.repair_health += 1;
                },
                2 => {
                    self.build_health += 1;
                    self.repair_health += 1;
                },
                3 => {
                    self.build_health += 3;
                    self.repair_health += 3;
                },
                _ => Err(GameError::ResearchNotUnlocked {unit_type: Worker})?,
            },
            Knight => match self.level {
                0 => { self.defense += 5; },
                1 => { self.defense += 5; },
                2 => { self.is_ability_unlocked = true; },
                _ => Err(GameError::ResearchNotUnlocked {unit_type: Knight})?,
            },
            Ranger => match self.level {
                0 => { self.movement_cooldown -= 5; },
                1 => { self.vision_range += 30; },
                2 => { self.is_ability_unlocked = true; },
                _ => Err(GameError::ResearchNotUnlocked {unit_type: Ranger})?,
            },
            Mage => match self.level {
                0 => { self.damage += 15; },
                1 => { self.damage += 15; },
                2 => { self.damage += 15; },
                3 => { self.is_ability_unlocked = true; },
                _ => Err(GameError::ResearchNotUnlocked {unit_type: Mage})?,
            },
            Healer => match self.level {
                0 => { self.damage -= 2; },
                1 => { self.damage -= 5; },
                2 => { self.is_ability_unlocked = true; },
                _ => Err(GameError::ResearchNotUnlocked {unit_type: Healer})?,
            },
            Rocket => match self.level {
                0 => { self.is_ability_unlocked = true; },
                1 => { self.travel_time_decrease += 20; },
                2 => { self.max_capacity += 4; },
                _ => Err(GameError::ResearchNotUnlocked {unit_type: Rocket})?,
            },
            Factory => Err(GameError::ResearchNotUnlocked {unit_type: Factory})?,
        }
        self.level += 1;
        Ok(())
    }

    /// Process the end of the round.
    pub(crate) fn end_round(&mut self) {