From 222f62fdc07cc239014e70700fe48a23dbc42104 Mon Sep 17 00:00:00 2001
From: ITOH <to@itoh.at>
Date: Thu, 30 Sep 2021 20:35:59 +0200
Subject: [PATCH 1/5] feat(types): add
 DiscordInteractionTypes.ApplicationCommandAutocomplete

---
 src/types/interactions/interaction_types.ts | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/types/interactions/interaction_types.ts b/src/types/interactions/interaction_types.ts
index 561b6ee53..d5f280921 100644
--- a/src/types/interactions/interaction_types.ts
+++ b/src/types/interactions/interaction_types.ts
@@ -3,6 +3,7 @@ export enum DiscordInteractionTypes {
   Ping = 1,
   ApplicationCommand,
   MessageComponent,
+  ApplicationCommandAutocomplete,
 }
 
 export type InteractionTypes = DiscordInteractionTypes;

From 1c8c9a11ffc0e3344ef48d442b40d869a46d28ac Mon Sep 17 00:00:00 2001
From: ITOH <to@itoh.at>
Date: Thu, 30 Sep 2021 20:36:14 +0200
Subject: [PATCH 2/5] feat(types): add
 DiscordInteractionResponseTypes.ApplicationCommandAutocompleteResult

---
 src/types/interactions/interaction_response_types.ts | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/types/interactions/interaction_response_types.ts b/src/types/interactions/interaction_response_types.ts
index 47c38e2d4..6332c6648 100644
--- a/src/types/interactions/interaction_response_types.ts
+++ b/src/types/interactions/interaction_response_types.ts
@@ -10,6 +10,8 @@ export enum DiscordInteractionResponseTypes {
   DeferredUpdateMessage,
   /** For components, edit the message the component was attached to */
   UpdateMessage,
+  /** For Application Command Options, send an autocomplete result */
+  ApplicationCommandAutocompleteResult,
 }
 
 export type InteractionResponseTypes = DiscordInteractionResponseTypes;

From 60a424d83b06c2a7e6a41de5ec91dc4afca162ce Mon Sep 17 00:00:00 2001
From: ITOH <to@itoh.at>
Date: Thu, 30 Sep 2021 20:36:28 +0200
Subject: [PATCH 3/5] feat(types): add ApplicationCommandOption.autocomplete

---
 src/types/interactions/commands/application_command_option.ts | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/types/interactions/commands/application_command_option.ts b/src/types/interactions/commands/application_command_option.ts
index 2d5a3c90a..8de146b15 100644
--- a/src/types/interactions/commands/application_command_option.ts
+++ b/src/types/interactions/commands/application_command_option.ts
@@ -15,4 +15,6 @@ export interface ApplicationCommandOption {
   choices?: ApplicationCommandOptionChoice[];
   /** If the option is a subcommand or subcommand group type, this nested options will be the parameters */
   options?: ApplicationCommandOption[];
+  /** Whether this option should make autocomplete interactions. */
+  autocomplete?: boolean;
 }

From f23b2149a4d5e02b11302c211ea821b41b06aa47 Mon Sep 17 00:00:00 2001
From: ITOH <to@itoh.at>
Date: Thu, 30 Sep 2021 20:36:34 +0200
Subject: [PATCH 4/5] Update application_command_interaction_data_option.ts

---
 .../commands/application_command_interaction_data_option.ts     | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/types/interactions/commands/application_command_interaction_data_option.ts b/src/types/interactions/commands/application_command_interaction_data_option.ts
index ed53eff94..ce4a7c141 100644
--- a/src/types/interactions/commands/application_command_interaction_data_option.ts
+++ b/src/types/interactions/commands/application_command_interaction_data_option.ts
@@ -23,6 +23,8 @@ interface ApplicationCommandInteractionDataOptionBase<T extends DiscordApplicati
   type: T;
   /** The value of the pair */
   value: V;
+  /** Whether the user has focused this option for autocompletion. */
+  focused?: true;
 }
 
 export interface ApplicationCommandInteractionDataOptionSubCommand

From a67bc2ddfe8698a58cefc22f94e64f139a6bd274 Mon Sep 17 00:00:00 2001
From: ITOH <to@itoh.at>
Date: Thu, 30 Sep 2021 20:38:29 +0200
Subject: [PATCH 5/5] todo

---
 src/util/utils.ts | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/util/utils.ts b/src/util/utils.ts
index 94592c25a..f541e0998 100644
--- a/src/util/utils.ts
+++ b/src/util/utils.ts
@@ -125,6 +125,7 @@ function validateSlashOptionChoices(
   }
 }
 
+// TODO: add checks for autocomplete options when discord provides more info about them.
 /** @private */
 function validateSlashOptions(options: ApplicationCommandOption[]) {
   const requiredOptions: ApplicationCommandOption[] = [];