mirror of https://github.com/Hilbis/Hilbish
135 lines
2.4 KiB
Go
135 lines
2.4 KiB
Go
package main
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import (
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"errors"
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"io/fs"
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"os"
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"path/filepath"
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"strings"
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"hilbish/moonlight"
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)
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type luaHistory struct {}
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func (h *luaHistory) Write(line string) (int, error) {
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histWrite := hshMod.Get(moonlight.StringValue("history")).AsTable().Get(moonlight.StringValue("add"))
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ln, err := l.Call1(histWrite, moonlight.StringValue(line))
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var num int64
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if ln.Type() == moonlight.IntType {
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num = ln.AsInt()
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}
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return int(num), err
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}
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func (h *luaHistory) GetLine(idx int) (string, error) {
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histGet := hshMod.Get(moonlight.StringValue("history")).AsTable().Get(moonlight.StringValue("get"))
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lcmd, err := l.Call1(histGet, moonlight.IntValue(int64(idx)))
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var cmd string
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if lcmd.Type() == moonlight.StringType {
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cmd = lcmd.AsString()
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}
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return cmd, err
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}
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func (h *luaHistory) Len() int {
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histSize := hshMod.Get(moonlight.StringValue("history")).AsTable().Get(moonlight.StringValue("size"))
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ln, _ := l.Call1(histSize)
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var num int64
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if ln.Type() == moonlight.IntType {
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num = ln.AsInt()
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}
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return int(num)
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}
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func (h *luaHistory) Dump() interface{} {
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// hilbish.history interface already has all function, this isnt used in readline
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return nil
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}
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type fileHistory struct {
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items []string
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f *os.File
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}
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func newFileHistory(path string) *fileHistory {
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dir := filepath.Dir(path)
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err := os.MkdirAll(dir, 0755)
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if err != nil {
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panic(err)
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}
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data, err := os.ReadFile(path)
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if err != nil {
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if !errors.Is(err, fs.ErrNotExist) {
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panic(err)
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}
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}
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lines := strings.Split(string(data), "\n")
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itms := make([]string, len(lines) - 1)
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for i, l := range lines {
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if i == len(lines) - 1 {
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continue
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}
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itms[i] = l
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}
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f, err := os.OpenFile(path, os.O_APPEND | os.O_WRONLY | os.O_CREATE, 0755)
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if err != nil {
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panic(err)
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}
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fh := &fileHistory{
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items: itms,
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f: f,
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}
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return fh
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}
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func (h *fileHistory) Write(line string) (int, error) {
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if line == "" {
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return len(h.items), nil
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}
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_, err := h.f.WriteString(line + "\n")
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if err != nil {
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return 0, err
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}
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h.f.Sync()
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h.items = append(h.items, line)
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return len(h.items), nil
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}
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func (h *fileHistory) GetLine(idx int) (string, error) {
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if len(h.items) == 0 {
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return "", nil
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}
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if idx == -1 { // this should be fixed readline side
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return "", nil
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}
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return h.items[idx], nil
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}
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func (h *fileHistory) Len() int {
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return len(h.items)
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}
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func (h *fileHistory) Dump() interface{} {
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return h.items
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}
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func (h *fileHistory) clear() {
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h.items = []string{}
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h.f.Truncate(0)
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h.f.Sync()
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}
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