feat(lib,commands): ChatCommand object/struct

lib/command_chat.go

@@ -0,0 +1,61 @@
+package bot
+
+import (
+	"errors"
+	"slices"
+
+	"github.com/bwmarrin/discordgo"
+)
+
+type ChatCommand struct {
+	Name                     string
+	NameLocalizations        *map[discordgo.Locale]string
+	DefaultMemberPermissions *int64
+	NSFW                     *bool
+	Description              string
+	DescriptionLocalizations *map[discordgo.Locale]string
+	Options                  []ChatCommandOption
+	Handler                  Handler
+}
+
+func (c *ChatCommand) ApplicationCommand() *discordgo.ApplicationCommand {
+	requiredOpts := []*discordgo.ApplicationCommandOption{}
+	opts := []*discordgo.ApplicationCommandOption{}
+
+	for _, o := range c.Options {
+		opt := o.ApplicationCommandOption()
+		if opt.Required {
+			requiredOpts = append(requiredOpts, opt)
+		} else {
+			opts = append(opts, opt)
+		}
+	}
+
+	return &discordgo.ApplicationCommand{
+		Type:                     discordgo.ChatApplicationCommand,
+		Name:                     c.Name,
+		NameLocalizations:        c.NameLocalizations,
+		DefaultMemberPermissions: c.DefaultMemberPermissions,
+		NSFW:                     c.NSFW,
+		Description:              c.Description,
+		DescriptionLocalizations: c.DescriptionLocalizations,
+		Options:                  slices.Concat(requiredOpts, opts),
+	}
+}
+
+func (c *ChatCommand) Validate() (bool, error) {
+	switch {
+	case c.Name == "":
+		return false, errors.New("Required property \"Name\" is empty")
+	case c.Description == "":
+		return false, errors.New("Required property \"Description\" is empty")
+	case c.Handler == nil:
+		return false, errors.New("Required property \"Handler\" is empty")
+	}
+	return true, nil
+}
+
+type ChatCommandOption interface {
+	ApplicationCommandOption() *discordgo.ApplicationCommandOption
+	Validate() (bool, error)
+}