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package game
import (
"fmt"
"os"
"path/filepath"
"strings"
"thirdcollapse/internal/net"
"thirdcollapse/internal/player"
"gopkg.in/yaml.v3"
)
type HelpDef struct {
Name string `yaml:"name"`
Category string `yaml:"category"`
Content string `yaml:"description"`
}
func LoadHelp(dataDir string) ([]HelpDef, error) {
dir := filepath.Join(dataDir, "help")
entries, err := os.ReadDir(dir)
if err != nil {
return nil, err
}
var helps []HelpDef
for _, entry := range entries {
if entry.IsDir() || filepath.Ext(entry.Name()) != ".yaml" {
continue
}
data, err := os.ReadFile(filepath.Join(dir, entry.Name()))
if err != nil {
continue
}
var h HelpDef
if err := yaml.Unmarshal(data, &h); err != nil {
continue
}
helps = append(helps, h)
}
return helps, nil
}
func (g *Game) doHelp(sess *net.Session, topic string) {
helps, err := LoadHelp(g.dataDir)
if err != nil || len(helps) == 0 {
sess.WriteLine("No help available.")
return
}
if topic == "" {
cats := make(map[string][]HelpDef)
var catOrder []string
for _, h := range helps {
if _, ok := cats[h.Category]; !ok {
catOrder = append(catOrder, h.Category)
}
cats[h.Category] = append(cats[h.Category], h)
}
unicode := true
if p, _ := sess.Player.(*player.Player); p != nil {
unicode = p.OptionBool("unicode")
}
sess.WriteLine("")
for _, cat := range catOrder {
t := &Table{Title: cat}
for _, h := range cats[cat] {
t.Rows = append(t.Rows, []string{h.Name, firstLine(h.Content)})
}
for _, line := range t.Render(unicode) {
sess.WriteLine(line)
}
sess.WriteLine("")
}
sess.WriteLine("Use 'help <command>' for details.")
return
}
topic = strings.ToLower(topic)
for _, h := range helps {
if strings.ToLower(h.Name) == topic {
sess.WriteLine(fmt.Sprintf("\n %s", h.Content))
return
}
}
sess.WriteLine(fmt.Sprintf("No help found for '%s'.", topic))
}
func firstLine(s string) string {
if idx := strings.Index(s, "\n"); idx >= 0 {
return s[:idx]
}
return s
}
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