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43 lines
946 B
43 lines
946 B
package helpers
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import (
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"mazeratsgen/internal/dice"
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"path"
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"runtime"
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)
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func LocalFile(filepath string) string {
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_, thisFile, _, _ := runtime.Caller(1)
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return path.Join(path.Dir(thisFile), filepath)
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}
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type genFunc func([2]int) string
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func GenUniqueItems(total int, fn genFunc, seed int64) []string {
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roller := dice.NewRoller(seed)
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items := []string{}
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// Generate initial items
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for i := 0; i < total; i++ {
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items = append(items, fn(roller.TableRoll()))
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}
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// Walk items and check if they match any other item. If they do then replace
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// it with a fresh item. This doesn't guarantee unique items, but prevents
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// Denial of Service attacks (a bit) by only doing 5 passes.
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passes := 5
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for p := 0; p <= passes; p++ {
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for i, _ := range items {
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for x := 0; x < len(items); x++ {
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if x == i {
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break
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}
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if items[x] == items[i] {
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items[i] = fn(roller.TableRoll())
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break
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}
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}
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}
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}
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return items
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}
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