*: Fix GHA shell directive

This simplifies the project setup and makes it easier to maintain the
CI pipeline.

.build.yml

@@ -1,48 +0,0 @@
-image: "nixos/latest"
-packages:
-    - nixos.go
-    - nixos.git
-    - nixos.gcc
-sources:
-    - https://github.com/diamondburned/arikawa
-secrets:
-    # Integration test secrets.
-    - f51d6157-b4be-4697-99d0-6cd129243f63
-environment:
-    GO111MODULE: "on"
-    CGO_ENABLED: "1"
-    # Integration test variables.
-    SHARD_COUNT: "2"
-    tested: "./api,./gateway,./bot,./discord"
-    cov_file: "/tmp/cov_results"
-    dismock: "github.com/mavolin/dismock/v2/pkg/dismock"
-    dismock_v: "259685b84e4b6ab364b0fd858aac2aa2dfa42502"
-
-tasks:
-    - generate: |-
-        cd arikawa
-        go generate ./...
-
-        if [[ "$(git status --porcelain)" ]]; then
-            echo "Repository differ after regeneration."
-            exit 1
-        fi
-
-    - build: cd arikawa && go build ./...
-    - unit:  cd arikawa && go test -tags unitonly -race ./...
-
-    - integration: |-
-        sh -c '
-            test -f ~/.env || {
-                echo "Skipped integration tests."
-                exit 0
-            }
-
-            cd arikawa
-            go get ./...
-            go get $dismock@$dismock_v
-
-            source ~/.env
-            go test -coverpkg $tested -coverprofile $cov_file -race ./... $dismock
-            go tool cover -func $cov_file
-        '

.github/workflows/test.yml

@@ -11,25 +11,18 @@ on:
         default: false
         type: boolean
 
+defaults:
+  run:
+    shell: nix develop -c bash -e {0}
+
 jobs:
-  nix-env:
-    name: Initialize Nix
-    runs-on: ubuntu-latest
-    steps:
-      - uses: actions/checkout@v2
-
-      - name: Install Nix packages
-        uses: diamondburned/cache-install@main
-
   generate:
     name: Generate
-    needs: [nix-env]
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
-
+      - uses: DeterminateSystems/nix-installer-action@main
-      - name: Install Nix packages
+      - uses: DeterminateSystems/magic-nix-cache-action@main
-        uses: diamondburned/cache-install@main
 
       - name: Generate
         run: |
@@ -52,23 +45,21 @@ jobs:
     runs-on: ubuntu-latest
     needs: [generate]
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
-
+      - uses: DeterminateSystems/nix-installer-action@main
-      - name: Install Nix packages
+      - uses: DeterminateSystems/magic-nix-cache-action@main
-        uses: diamondburned/cache-install@main
 
       - name: Build
-        run: go build ./...
+        run: go build -v ./...
 
   unit-test:
     name: Unit Test
     runs-on: ubuntu-latest
     needs: [build]
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
-
+      - uses: DeterminateSystems/nix-installer-action@main
-      - name: Install Nix packages
+      - uses: DeterminateSystems/magic-nix-cache-action@main
-        uses: diamondburned/cache-install@main
 
       - name: Test
         run: go test $TEST_FLAGS ./...
@@ -82,10 +73,9 @@ jobs:
     runs-on: ubuntu-latest
     needs: [build]
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
-
+      - uses: DeterminateSystems/nix-installer-action@main
-      - name: Install Nix packages
+      - uses: DeterminateSystems/magic-nix-cache-action@main
-        uses: diamondburned/cache-install@main
 
       - name: Test
         run: |

.gitlab-ci.yml

@@ -1,53 +0,0 @@
-{
-  "image": "golang:alpine",
-  "variables": {
-    "GO111MODULE": "on",
-    "CGO_ENABLED": "1", # for the race detector
-    "COV": "/tmp/cov_results",
-    "dismock": "github.com/mavolin/dismock/v3/pkg/dismock",
-    "dismock_v": "259685b84e4b6ab364b0fd858aac2aa2dfa42502",
-    # used only in integration_test
-    "tested": "./api,./gateway,./bot,./discord"
-  },
-  "before_script": [
-    "apk add git build-base"
-    "go get ./...",
-    "go get $dismock@$dismock_v",
-  ],
-  "stages": [
-    "build",
-    "test"
-  ],
-  "build_test": {
-    "stage": "build",
-    "script": [
-      "go build ./..."
-    ]
-  },
-  "unit_test": {
-    "stage": "test",
-    "timeout": "4m", # 4 minutes
-    # Don't run the test if we have a $BOT_TOKEN, because
-    # integration_test will run instead.
-    "except": {
-      "variables": [ "$BOT_TOKEN" ]
-    },
-    "script": [
-      "go test -coverpkg $tested -coverprofile $COV -tags unitonly -v -race ./... $dismock",
-      "go tool cover -func $COV"
-    ]
-  },
-  "integration_test": {
-    "stage": "test",
-    "timeout": "8m", # 8 minutes
-    # Run the test only if we have $BOT_TOKEN, else fallback to unit
-    # tests.
-    "only": {
-      "variables": [ "$BOT_TOKEN", "$CHANNEL_ID", "$VOICE_ID" ]
-    },
-    "script": [
-      "go test -coverpkg $tested -coverprofile $COV -v -race ./... $dismock",
-      "go tool cover -func $COV"
-    ]
-  }
-}

discord/message.go

@@ -100,7 +100,17 @@ type Message struct {
 	// the type is InlinedReplyMessage, the backend couldn't fetch the
 	// replied-to message. If null, the message was deleted. If present and
 	// non-null, it is a message object
+	//
+	// This field is only populated if Reference.Type is
+	// [MessageReferenceTypeDefault].
 	ReferencedMessage *Message `json:"referenced_message,omitempty"`
+	// MessageSnapshots contains the messages associated with the
+	// message_reference. This is a minimal subset of fields in a message (e.g.
+	// author is excluded.)
+	//
+	// This field is only populated if Reference.Type is
+	// [MessageReferenceTypeForward].
+	MessageSnapshots []MessageSnapshot `json:"message_snapshots,omitempty"`
 
 	// Interaction is the interaction that the message is in response to.
 	// This is only present if the message is in response to an interaction.
@@ -365,6 +375,70 @@ func (m MessageApplication) CreatedAt() time.Time {
 	return m.ID.Time()
 }
 
+// https://discord.com/developers/docs/resources/message#message-snapshot-object
+type MessageSnapshotMessage struct {
+	// Type is the type of message.
+	Type MessageType `json:"type"`
+
+	// Content contains the contents of the message.
+	Content string `json:"content"`
+
+	// Embeds contains any embedded content.
+	Embeds []Embed `json:"embeds"`
+
+	// Attachments contains any attached files.
+	Attachments []Attachment `json:"attachments"`
+
+	// Timestamp specifies when the message was sent
+	Timestamp Timestamp `json:"timestamp,omitempty"`
+
+	// EditedTimestamp specifies when this message was edited.
+	//
+	// IsValid() will return false, if the messages hasn't been edited.
+	EditedTimestamp Timestamp `json:"edited_timestamp,omitempty"`
+
+	// Flags are the MessageFlags.
+	Flags MessageFlags `json:"flags"`
+
+	// Mentions contains the users specifically mentioned in the message.
+	//
+	// The user objects in the mentions array will only have the partial
+	// member field present in MESSAGE_CREATE and MESSAGE_UPDATE events from
+	// text-based guild channels.
+	Mentions []GuildUser `json:"mentions"`
+
+	// MentionRoleIDs contains the ids of the roles specifically mentioned in
+	// the message.
+	MentionRoleIDs []RoleID `json:"mention_roles"`
+
+	// Stickers contains the sticker "items" sent with the message.
+	Stickers []StickerItem `json:"sticker_items,omitempty"`
+
+	// Components contains any attached components.
+	Components ContainerComponents `json:"components,omitempty"`
+}
+
+// https://discord.com/developers/docs/resources/message#message-snapshot-object
+type MessageSnapshot struct {
+	// The embedded partial message object
+	Message MessageSnapshotMessage `json:"message"`
+}
+
+// Type of message reference
+type MessageReferenceType int
+
+const (
+	// MessageReferenceTypeDefault is the type for a standard reference used by
+	// replies.
+	// It populates the ReferencedMessage field in [Message].
+	MessageReferenceTypeDefault MessageReferenceType = iota
+	// MessageReferenceTypeForward is the type for a reference used to point to
+	// a message at a point in time.
+	// It populates the MessageSnapshots field in [Message].
+	MessageReferenceTypeForward
+)
+
+
 // MessageReference is used in four situations:
 //
 // # Crosspost messages
@@ -396,6 +470,9 @@ func (m MessageApplication) CreatedAt() time.Time {
 // When sending, only MessageID is required.
 // https://discord.com/developers/docs/resources/channel#message-object-message-reference-structure
 type MessageReference struct {
+	// Type describes whether MessageSnapshots or ReferencedMessage will be
+	// populated in [Message].
+	Type MessageReferenceType `json:"type"`
 	// MessageID is the id of the originating message.
 	MessageID MessageID `json:"message_id,omitempty"`
 	// ChannelID is the id of the originating message's channel.

discord/user.go

@@ -3,6 +3,8 @@ package discord
 import (
 	"strconv"
 	"time"
+
+	"github.com/diamondburned/arikawa/v3/utils/json/option"
 )
 
 type User struct {
@@ -251,9 +253,11 @@ type ActivitySecrets struct {
 // A Relationship between the logged in user and the user in the struct. This
 // struct is undocumented.
 type Relationship struct {
-	UserID UserID           `json:"id"`
+	UserID   UserID           `json:"id"`
-	User   User             `json:"user"`
+	User     User             `json:"user"`
-	Type   RelationshipType `json:"type"`
+	Type     RelationshipType `json:"type"`
+	Since    Timestamp        `json:"since,omitempty"`
+	Nickname option.String    `json:"nickname"`
 }
 
 // RelationshipType is an enum for a relationship.

flake.lock

@@ -0,0 +1,61 @@
+{
+  "nodes": {
+    "flake-utils": {
+      "inputs": {
+        "systems": "systems"
+      },
+      "locked": {
+        "lastModified": 1726560853,
+        "narHash": "sha256-X6rJYSESBVr3hBoH0WbKE5KvhPU5bloyZ2L4K60/fPQ=",
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "rev": "c1dfcf08411b08f6b8615f7d8971a2bfa81d5e8a",
+        "type": "github"
+      },
+      "original": {
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "type": "github"
+      }
+    },
+    "nixpkgs": {
+      "locked": {
+        "lastModified": 1728492678,
+        "narHash": "sha256-9UTxR8eukdg+XZeHgxW5hQA9fIKHsKCdOIUycTryeVw=",
+        "owner": "nixos",
+        "repo": "nixpkgs",
+        "rev": "5633bcff0c6162b9e4b5f1264264611e950c8ec7",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nixos",
+        "ref": "nixos-unstable",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "root": {
+      "inputs": {
+        "flake-utils": "flake-utils",
+        "nixpkgs": "nixpkgs"
+      }
+    },
+    "systems": {
+      "locked": {
+        "lastModified": 1681028828,
+        "narHash": "sha256-Vy1rq5AaRuLzOxct8nz4T6wlgyUR7zLU309k9mBC768=",
+        "owner": "nix-systems",
+        "repo": "default",
+        "rev": "da67096a3b9bf56a91d16901293e51ba5b49a27e",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nix-systems",
+        "repo": "default",
+        "type": "github"
+      }
+    }
+  },
+  "root": "root",
+  "version": 7
+}

flake.nix

@@ -0,0 +1,31 @@
+{
+  inputs = {
+    nixpkgs.url = "github:nixos/nixpkgs?ref=nixos-unstable";
+    flake-utils.url = "github:numtide/flake-utils";
+  };
+
+  outputs =
+    {
+      self,
+      nixpkgs,
+      flake-utils,
+    }:
+
+    flake-utils.lib.eachDefaultSystem (
+      system:
+      let
+        pkgs = nixpkgs.legacyPackages.${system};
+      in
+      {
+        devShells.default = pkgs.mkShell {
+          packages = with pkgs; [
+            go_1_22
+            gopls
+            go-tools
+
+            nixfmt-rfc-style
+          ];
+        };
+      }
+    );
+}

go.work.sum

@@ -1,3 +1,6 @@
-github.com/diamondburned/arikawa/v3 v3.0.0-rc.6/go.mod h1:5jBSNnp82Z/EhsKa6Wk9FsOqSxfVkNZDTDBPOj47LpY=
+golang.org/x/mod v0.17.0/go.mod h1:hTbmBsO62+eylJbnUtE2MGJUyE7QWk4xUqPFrRgJ+7c=
-github.com/pkg/errors v0.9.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0=
+golang.org/x/net v0.21.0/go.mod h1:bIjVDfnllIU7BJ2DNgfnXvpSvtn8VRwhlsaeUTyUS44=
-golang.org/x/sys v0.0.0-20211001092434-39dca1131b70/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/sync v0.8.0/go.mod h1:Czt+wKu1gCyEFDUtn0jG5QVvpJ6rzVqr5aXyt9drQfk=
+golang.org/x/term v0.24.0/go.mod h1:lOBK/LVxemqiMij05LGJ0tzNr8xlmwBRJ81PX6wVLH8=
+golang.org/x/text v0.18.0/go.mod h1:BuEKDfySbSR4drPmRPG/7iBdf8hvFMuRexcpahXilzY=
+golang.org/x/tools v0.21.1-0.20240508182429-e35e4ccd0d2d/go.mod h1:aiJjzUbINMkxbQROHiO6hDPo2LHcIPhhQsa9DLh0yGk=

shell.nix

@@ -1,11 +0,0 @@
-{ pkgs ? import <nixpkgs> {} }:
-
-pkgs.mkShell {
-	buildInputs = with pkgs; [
-		go
-		gopls
-		go-tools
-	];
-
-	CGO_ENABLED = "1";
-}