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49 lines
1.2 KiB
Go
49 lines
1.2 KiB
Go
package main
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import (
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"fmt"
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"time"
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)
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type broadcast struct {
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start time.Time
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origin *System
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dist float64
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message string
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neighborhood Neighborhood
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}
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func NewBroadcast(from *System, template string, args ...interface{}) *broadcast {
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return &broadcast{
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start: time.Now(),
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origin: from,
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message: fmt.Sprintf(template, args...),
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}
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}
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func (b *broadcast) Tick(game *Game) {
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if b.neighborhood == nil {
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log_info("setting up neighborhood for broadcast: %s", b.message)
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b.neighborhood = game.galaxy.Neighborhood(b.origin)
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log_info("nearest neighbor: %v", b.neighborhood[0])
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}
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b.dist += options.lightSpeed
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for len(b.neighborhood) > 0 && b.neighborhood[0].distance <= b.dist {
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s := game.galaxy.GetSystemByID(b.neighborhood[0].id)
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log_info("broadcast %s has reached %s from %s", b.message, s, b.origin)
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s.NotifyInhabitants("message received from system %v:\n\t%s\n", b.origin, b.message)
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if len(b.neighborhood) > 1 {
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b.neighborhood = b.neighborhood[1:]
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} else {
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b.neighborhood = nil
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}
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}
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}
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func (b *broadcast) Dead() bool { return b.neighborhood == nil }
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func (b *broadcast) String() string {
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return fmt.Sprintf("[broadcast origin: %v message: %s]", b.origin, b.message)
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}
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