TarnaWijaya
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43 lines
1.2 KiB
Go
43 lines
1.2 KiB
Go
package entity
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// HealthManager handles the health of an entity.
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type HealthManager struct {
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health float64
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max float64
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}
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// NewHealthManager returns a new health manager with the health and max health provided.
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func NewHealthManager(health, max float64) *HealthManager {
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if health > max {
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health = max
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}
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return &HealthManager{health: health, max: max}
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}
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// Health returns the current health of an entity.
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func (m *HealthManager) Health() float64 {
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return m.health
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}
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// AddHealth adds a given amount of health points to the player. If the health added to the current health
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// exceeds the max, health will be set to the max. If the health is instead negative and results in a health
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// lower than 0, the final health will be 0.
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func (m *HealthManager) AddHealth(health float64) {
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m.health = max(min(m.health+health, m.max), 0)
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}
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// MaxHealth returns the maximum health of the entity.
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func (m *HealthManager) MaxHealth() float64 {
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return m.max
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}
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// SetMaxHealth changes the max health of an entity to the maximum passed. If the maximum is set to 0 or
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// lower, SetMaxHealth will default to a value of 1.
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func (m *HealthManager) SetMaxHealth(max float64) {
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if max <= 0 {
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max = 1
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}
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m.max = max
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m.health = min(m.health, max)
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}
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