78 lines
1.5 KiB
Go
78 lines
1.5 KiB
Go
package main
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import (
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"bytes"
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"compress/gzip"
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_ "embed"
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"go/format"
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"log"
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"os"
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"text/template"
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"github.com/Tnze/go-mc/internal/generateutils"
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"github.com/Tnze/go-mc/nbt"
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)
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//go:embed blockentities.go.tmpl
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var tempSource string
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var temp = template.Must(template.
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New("block_template").
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Funcs(template.FuncMap{
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"UpperTheFirst": generateutils.UpperTheFirst,
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"ToGoTypeName": generateutils.ToGoTypeName,
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"ToFuncReceiverName": generateutils.ToFuncReceiverName,
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"Generator": func() string { return "generator/blockentities/main.go" },
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}).
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Parse(tempSource),
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)
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type BlockEntity struct {
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Name string
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ValidBlocks []string
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}
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func main() {
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var states []BlockEntity
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readBlockEntities(&states)
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// generate go source file
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genSourceFile(states)
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}
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func readBlockEntities(states *[]BlockEntity) {
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f, err := os.Open("block_entities.nbt")
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if err != nil {
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log.Panic(err)
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}
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defer f.Close()
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r, err := gzip.NewReader(f)
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if err != nil {
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log.Panic(err)
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}
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// parse the nbt format
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if _, err := nbt.NewDecoder(r).Decode(states); err != nil {
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log.Panic(err)
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}
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}
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func genSourceFile(states []BlockEntity) {
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var source bytes.Buffer
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if err := temp.Execute(&source, states); err != nil {
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log.Panic(err)
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}
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formattedSource, err := format.Source(source.Bytes())
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if err != nil {
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panic(err)
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}
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err = os.WriteFile("blockentities.go", formattedSource, 0o666)
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if err != nil {
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panic(err)
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}
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log.Print("Generated blockentities.go")
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}
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