mirror of
https://github.com/FloatTech/ZeroBot-Plugin.git
synced 2025-12-19 13:59:39 +08:00
78 lines
1.6 KiB
Go
78 lines
1.6 KiB
Go
package wordle
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import (
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"strconv"
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"unsafe"
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goBinary "encoding/binary"
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"github.com/FloatTech/zbputils/binary"
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)
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type wordpack [3]byte
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func pack(word string) (w wordpack) {
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if len(word) != 5 {
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panic("word must be 5 letters")
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}
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r := []rune(word)
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for i := range r {
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if r[i] < 'k' { // 0-9
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r[i] -= 'a' - '0'
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} else {
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r[i] -= 10
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}
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}
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word = string(r)
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n, err := strconv.ParseUint(word, 26, 32)
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if err != nil {
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panic(err)
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}
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wt := binary.SelectWriter()
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wt.WriteUInt32LE(uint32(n))
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copy(w[:], wt.Bytes())
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binary.PutWriter(wt)
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return
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}
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func (w wordpack) String() (word string) {
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wt := binary.SelectWriter()
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_, _ = wt.Write(w[:])
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_ = wt.WriteByte(0)
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n := goBinary.LittleEndian.Uint32(wt.Bytes())
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binary.PutWriter(wt)
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word = strconv.FormatUint(uint64(n), 26)
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for len(word) < 5 {
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word = "0" + word
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}
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r := []rune(word)
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for i := range r {
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if r[i] < 'a' { // 0-9
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r[i] += 'a' - '0'
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} else {
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r[i] += 10
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}
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}
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word = string(r)
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return
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}
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func loadwords(data []byte) (wordpacks []wordpack) {
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(*slice)(unsafe.Pointer(&wordpacks)).data = (*slice)(unsafe.Pointer(&data)).data
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(*slice)(unsafe.Pointer(&wordpacks)).len = len(data) / 3
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(*slice)(unsafe.Pointer(&wordpacks)).cap = (*slice)(unsafe.Pointer(&data)).cap / 3
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return
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}
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// slice is the runtime representation of a slice.
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// It cannot be used safely or portably and its representation may
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// change in a later release.
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//
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// Unlike reflect.SliceHeader, its Data field is sufficient to guarantee the
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// data it references will not be garbage collected.
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type slice struct {
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data unsafe.Pointer
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len int
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cap int
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}
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