548 lines
15 KiB
Go
548 lines
15 KiB
Go
package commands
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import (
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"encoding/json"
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"fmt"
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"os"
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"strings"
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helpers "ion606_bot/Bot/Helpers"
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"github.com/bwmarrin/discordgo"
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)
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// reactionRoleTarget maps an interaction’s ID to its target message ID
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var reactionRoleTarget = make(map[string]string)
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// SaveReactionRoleTarget saves the reactionRoleTarget map to a JSON file.
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func SaveReactionRoleTarget(filename string) error {
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data, err := json.Marshal(reactionRoleTarget)
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if err != nil {
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return fmt.Errorf("failed to marshal reactionRoleTarget: %w", err)
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}
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if err := os.WriteFile(filename, data, 0644); err != nil {
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return fmt.Errorf("failed to write reactionRoleTarget file: %w", err)
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}
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return nil
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}
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// LoadReactionRoleTarget loads the reactionRoleTarget map from a JSON file.
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func LoadReactionRoleTarget(filename string) error {
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data, err := os.ReadFile(filename)
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if err != nil {
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return fmt.Errorf("failed to read reactionRoleTarget file: %w", err)
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}
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if err := json.Unmarshal(data, &reactionRoleTarget); err != nil {
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return fmt.Errorf("failed to unmarshal reactionRoleTarget: %w", err)
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}
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return nil
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}
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// Convert the manage roles permission into an int64 pointer for command registration.
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func manageRolesPerm() *int64 {
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fmt.Println("checking perms")
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p := int64(discordgo.PermissionManageRoles | discordgo.PermissionAll)
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return &p
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}
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// ReactionRoleCommand defines the reaction role slash command with options for count, style, and an optional message ID.
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// Only members with the "Manage Roles" permission may use this command.
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var ReactionRoleCommand = &discordgo.ApplicationCommand{
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Name: "reactionrole",
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Description: "Setup a reaction role message using buttons. Provide up to 5 roles.",
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DefaultMemberPermissions: manageRolesPerm(),
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Options: []*discordgo.ApplicationCommandOption{
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{
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Type: discordgo.ApplicationCommandOptionRole, // type 8
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Name: "role1",
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Description: "The first role",
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Required: true,
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},
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{
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Type: discordgo.ApplicationCommandOptionRole,
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Name: "role2",
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Description: "The second role",
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Required: false,
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},
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{
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Type: discordgo.ApplicationCommandOptionRole,
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Name: "role3",
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Description: "The third role",
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Required: false,
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},
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{
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Type: discordgo.ApplicationCommandOptionRole,
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Name: "role4",
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Description: "The fourth role",
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Required: false,
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},
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{
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Type: discordgo.ApplicationCommandOptionRole,
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Name: "role5",
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Description: "The fifth role",
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Required: false,
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},
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{
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Type: discordgo.ApplicationCommandOptionString,
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Name: "style",
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Description: "Button style (primary, secondary, success, danger)",
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Required: false,
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Choices: []*discordgo.ApplicationCommandOptionChoice{
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{
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Name: "Blue",
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Value: "primary",
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},
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{
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Name: "Gray",
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Value: "secondary",
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},
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{
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Name: "Green",
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Value: "success",
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},
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{
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Name: "Red",
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Value: "danger",
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},
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},
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},
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{
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Type: discordgo.ApplicationCommandOptionString,
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Name: "message_id",
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Description: "Optional: Message ID of the message to edit and add buttons to.",
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Required: false,
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},
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},
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}
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// mapStyle converts a style string to a discordgo.ButtonStyle.
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func mapStyle(style string) discordgo.ButtonStyle {
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switch strings.ToLower(style) {
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case "primary", "blue":
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return discordgo.PrimaryButton
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case "secondary", "gray":
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return discordgo.SecondaryButton
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case "success", "green":
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return discordgo.SuccessButton
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case "danger", "red":
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return discordgo.DangerButton
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default:
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return discordgo.PrimaryButton
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}
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}
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// memberHasManageRoles checks if the given member has the Manage Roles permission.
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func memberHasManageRoles(s *discordgo.Session, guildID string, member *discordgo.Member) (bool, error) {
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roles, err := s.GuildRoles(guildID)
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if err != nil {
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return false, err
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}
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guild, err := s.Guild(guildID)
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if err != nil {
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return false, err
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}
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if member.User.ID == guild.OwnerID {
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return true, nil
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}
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var perms int64 = 0
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for _, roleID := range member.Roles {
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for _, role := range roles {
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if role.ID == roleID {
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perms |= int64(role.Permissions)
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}
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}
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}
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return (perms&discordgo.PermissionManageRoles != 0 || perms&discordgo.PermissionAdministrator != 0), nil
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}
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func HandleReactionRole(s *discordgo.Session, i *discordgo.InteractionCreate) {
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// Standard guild and permission checks.
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if i.GuildID == "" || i.Member == nil {
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helpers.HandleError(s, i, fmt.Errorf("command must be used in a guild"))
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return
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}
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hasPerm, err := memberHasManageRoles(s, i.GuildID, i.Member)
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if err != nil {
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helpers.HandleError(s, i, fmt.Errorf("failed to check user permissions: %w", err))
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return
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}
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if !hasPerm {
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s.InteractionRespond(i.Interaction, &discordgo.InteractionResponse{
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Type: discordgo.InteractionResponseChannelMessageWithSource,
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Data: &discordgo.InteractionResponseData{
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Content: "Error: You need the Manage Roles permission to use this command.",
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Flags: discordgo.MessageFlagsEphemeral,
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},
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})
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return
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}
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options := i.ApplicationCommandData().Options
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// Collect role IDs from the role options.
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var roles []*discordgo.Role
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for _, optName := range []string{"role1", "role2", "role3", "role4", "role5"} {
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if opt := helpers.GetOption(options, optName); opt != nil {
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roles = append(roles, opt.RoleValue(s, i.GuildID))
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}
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}
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if len(roles) == 0 {
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helpers.HandleError(s, i, fmt.Errorf("at least one role must be provided"))
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return
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}
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// Determine style; default to primary.
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style := "primary"
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if opt := helpers.GetOption(options, "style"); opt != nil {
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if val := opt.StringValue(); val != "" {
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style = val
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}
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}
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// Extract target message ID, if provided.
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targetMsgID := ""
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if opt := helpers.GetOption(options, "message_id"); opt != nil {
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if val := opt.StringValue(); val != "" {
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targetMsgID = val
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// Store the target message ID keyed by the user's ID.
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reactionRoleTarget[i.Member.User.ID] = targetMsgID
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}
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}
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// Build the modal components: one text input per role for its button label.
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modalComponents := []discordgo.MessageComponent{}
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for _, role := range roles {
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labelInput := discordgo.TextInput{
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CustomID: fmt.Sprintf("label_%s", role.ID),
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Label: fmt.Sprintf("Button label for role %s", role.Name),
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Style: discordgo.TextInputShort,
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Placeholder: "Enter Button Label",
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Required: true,
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}
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modalComponents = append(modalComponents, discordgo.ActionsRow{
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Components: []discordgo.MessageComponent{&labelInput},
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})
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}
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// Build a custom ID that contains the style and, if provided, the target message ID.
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customID := "reactionrole_modal"
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if targetMsgID != "" {
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customID += fmt.Sprintf(":%s-%s", i.ChannelID, targetMsgID)
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} else {
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customID += ":NA"
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}
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if style != "primary" {
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customID += fmt.Sprintf(":%s", style)
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}
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modalData := &discordgo.InteractionResponseData{
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Title: "Reaction Role Setup",
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CustomID: customID,
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Components: modalComponents,
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}
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err = s.InteractionRespond(i.Interaction, &discordgo.InteractionResponse{
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Type: discordgo.InteractionResponseModal,
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Data: modalData,
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})
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if err != nil {
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helpers.HandleError(s, i, fmt.Errorf("failed to send modal: %w", err))
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}
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}
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// HandleReactionRoleModalSubmit processes the modal submission, uses the style from the modal custom ID,
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// and if a target message ID is provided, edits that message to add the buttons.
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func HandleReactionRoleModalSubmit(s *discordgo.Session, i *discordgo.InteractionCreate) {
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// Extract the style from the modal's CustomID.
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customID := i.ModalSubmitData().CustomID
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parts := strings.Split(customID, ":")
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styleStr := "primary"
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targetMsgID := ""
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targetChannelID := ""
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if len(parts) >= 3 {
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styleStr = parts[2]
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}
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if len(parts) >= 2 && parts[1] != "NA" {
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spl := strings.Split(parts[1], "-")
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targetChannelID = spl[0]
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targetMsgID = spl[1]
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}
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btnStyle := mapStyle(styleStr)
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data := i.ModalSubmitData()
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// There will be two action rows per pair.
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var buttons []discordgo.MessageComponent
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// Retrieve guild roles to verify existence.
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var guildRoles []*discordgo.Role
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if i.GuildID != "" {
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var err error
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guildRoles, err = s.GuildRoles(i.GuildID)
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if err != nil {
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s.InteractionRespond(i.Interaction, &discordgo.InteractionResponse{
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Type: discordgo.InteractionResponseChannelMessageWithSource,
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Data: &discordgo.InteractionResponseData{
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Content: "Error fetching guild roles.",
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Flags: discordgo.MessageFlagsEphemeral,
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},
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})
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return
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}
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}
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// FLAT
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var rolearr [][]string
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for _, comp := range data.Components {
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row, ok := comp.(*discordgo.ActionsRow)
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if !ok {
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continue
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}
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for _, innerComp := range row.Components {
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textInput, ok := innerComp.(*discordgo.TextInput)
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if !ok {
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continue
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}
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parts := strings.Split(textInput.CustomID, "_")
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if len(parts) < 2 {
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continue
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}
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roleID := parts[1]
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rolearr = append(rolearr, []string{textInput.Value, roleID})
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}
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}
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for idx := range len(rolearr) {
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var roleID, label string
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label = rolearr[idx][0]
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roleID = rolearr[idx][1]
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// Allow a cancellation action.
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if strings.ToLower(roleID) == "cancel" {
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s.InteractionRespond(i.Interaction, &discordgo.InteractionResponse{
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Type: discordgo.InteractionResponseChannelMessageWithSource,
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Data: &discordgo.InteractionResponseData{
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Content: "Reaction role setup has been cancelled.",
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Flags: discordgo.MessageFlagsEphemeral,
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},
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})
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return
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}
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// Verify that the given role exists.
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roleExists := false
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if i.GuildID != "" {
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for _, r := range guildRoles {
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if r.ID == roleID {
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roleExists = true
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break
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}
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}
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} else {
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roleExists = true
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}
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if !roleExists {
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s.InteractionRespond(i.Interaction, &discordgo.InteractionResponse{
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Type: discordgo.InteractionResponseChannelMessageWithSource,
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Data: &discordgo.InteractionResponseData{
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Content: fmt.Sprintf("Error: Role with ID `%s` does not exist in this server.", roleID),
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Flags: discordgo.MessageFlagsEphemeral,
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},
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})
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return
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}
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// Create the button if valid.
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if roleID != "" && label != "" {
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btn := discordgo.Button{
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Label: label,
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Style: btnStyle,
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CustomID: "rr:" + roleID,
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}
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buttons = append(buttons, btn)
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}
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}
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// Arrange buttons into rows (up to 5 per row).
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var components []discordgo.MessageComponent
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for j := 0; j < len(buttons); j += 5 {
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end := min(j+5, len(buttons))
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row := discordgo.ActionsRow{
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Components: buttons[j:end],
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}
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components = append(components, row)
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}
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// If a target message ID was provided, edit that message. Otherwise, send a new message.
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if targetMsgID != "" {
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// First, get the existing message to preserve its content.
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originalMsg, err := s.ChannelMessage(targetChannelID, targetMsgID)
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if err != nil {
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helpers.HandleError(s, i, fmt.Errorf("failed to fetch target message: %w", err))
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return
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}
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// Edit the target message with the original content and new buttons.
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_, err = s.ChannelMessageEditComplex(&discordgo.MessageEdit{
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Channel: targetChannelID,
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ID: targetMsgID,
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Content: &originalMsg.Content, // Preserve original content.
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Components: &components,
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})
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if err != nil {
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helpers.HandleError(s, i, fmt.Errorf("failed to edit target message: %w", err))
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return
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}
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// Acknowledge the update with an ephemeral confirmation.
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err = s.InteractionRespond(i.Interaction, &discordgo.InteractionResponse{
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Type: discordgo.InteractionResponseChannelMessageWithSource,
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Data: &discordgo.InteractionResponseData{
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Content: fmt.Sprintf("Successfully added reaction roles to [this message](%s).",
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helpers.CreateMessageLink(i.GuildID, i.ChannelID, targetMsgID)),
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Flags: discordgo.MessageFlagsEphemeral,
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},
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})
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if err != nil {
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helpers.HandleError(s, i, fmt.Errorf("failed to send confirmation: %w", err))
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}
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} else {
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// For new messages, first respond to the interaction.
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err := s.InteractionRespond(i.Interaction, &discordgo.InteractionResponse{
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Type: discordgo.InteractionResponseChannelMessageWithSource,
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Data: &discordgo.InteractionResponseData{
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Content: "Click a button to receive the corresponding role:",
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Components: components,
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},
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})
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if err != nil {
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helpers.HandleError(s, i, fmt.Errorf("failed to send reaction role message: %w", err))
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return
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}
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// Get the message we just sent to provide a reference.
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msg, err := s.InteractionResponse(i.Interaction)
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if err != nil {
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helpers.HandleError(s, i, fmt.Errorf("failed to get sent message: %w", err))
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return
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}
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// Send a follow-up with the message link.
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_, err = s.FollowupMessageCreate(i.Interaction, true, &discordgo.WebhookParams{
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Content: fmt.Sprintf("Reaction roles setup complete! [Jump to message](%s)",
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helpers.CreateMessageLink(i.GuildID, i.ChannelID, msg.ID)),
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Flags: discordgo.MessageFlagsEphemeral,
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})
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if err != nil {
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helpers.HandleError(s, i, fmt.Errorf("failed to send follow-up: %w", err))
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}
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}
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}
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// botHasManageRoles checks if the bot has the Manage Roles permission in the guild.
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func botHasManageRoles(s *discordgo.Session, guildID string) (bool, error) {
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botMember, err := s.GuildMember(guildID, s.State.User.ID)
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if err != nil {
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return false, err
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}
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roles, err := s.GuildRoles(guildID)
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if err != nil {
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return false, err
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}
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// Combine permissions from all roles the bot has.
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var perms int64 = 0
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for _, botRoleID := range botMember.Roles {
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for _, role := range roles {
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if role.ID == botRoleID {
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perms |= int64(role.Permissions)
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}
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}
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}
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// discordgo.PermissionManageRoles is 0x10000000 (268435456)
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if perms&discordgo.PermissionManageRoles != 0 {
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return true, nil
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}
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return false, nil
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}
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// HandleReactionRoleButton processes button clicks for reaction roles.
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func HandleReactionRoleButton(s *discordgo.Session, i *discordgo.InteractionCreate) {
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// Check if the bot has Manage Roles permission.
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if i.GuildID == "" {
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helpers.HandleError(s, i, fmt.Errorf("cannot assign roles in DMs"))
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return
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}
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hasPerm, err := botHasManageRoles(s, i.GuildID)
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if err != nil {
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helpers.HandleError(s, i, fmt.Errorf("failed to check bot permissions: %w", err))
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return
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}
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if !hasPerm {
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s.InteractionRespond(i.Interaction, &discordgo.InteractionResponse{
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Type: discordgo.InteractionResponseChannelMessageWithSource,
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Data: &discordgo.InteractionResponseData{
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Content: "*Bot does not have the Manage Roles permission!*",
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Flags: discordgo.MessageFlagsEphemeral,
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},
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})
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return
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}
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customID := i.MessageComponentData().CustomID
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// Expect customID in the format "rr:<roleID>"
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roleID := strings.TrimPrefix(customID, "rr:")
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if roleID == "" {
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helpers.HandleError(s, i, fmt.Errorf("invalid role ID"))
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return
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}
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member := i.Member
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if member == nil {
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helpers.HandleError(s, i, fmt.Errorf("member not found"))
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return
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}
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// Assign the role.
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if err := s.GuildMemberRoleAdd(i.GuildID, member.User.ID, roleID); err != nil {
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helpers.HandleError(s, i, fmt.Errorf("error assigning role: %w", err))
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return
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}
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// Respond to acknowledge the action.
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err = s.InteractionRespond(i.Interaction, &discordgo.InteractionResponse{
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Type: discordgo.InteractionResponseChannelMessageWithSource,
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Data: &discordgo.InteractionResponseData{
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Content: "Role successfully assigned!",
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Flags: discordgo.MessageFlagsEphemeral,
|
||
},
|
||
})
|
||
if err != nil {
|
||
helpers.HandleError(s, i, fmt.Errorf("failed to respond to button interaction: %w", err))
|
||
}
|
||
}
|