Plugins, Bugfixes & Cleanup

.devcontainer/Dockerfile

@@ -1,20 +1,2 @@
-# See here for image contents: https://github.com/microsoft/vscode-dev-containers/tree/v0.245.2/containers/go/.devcontainer/base.Dockerfile
-
-# [Choice] Go version (use -bullseye variants on local arm64/Apple Silicon): 1, 1.19, 1.18, 1-bullseye, 1.19-bullseye, 1.18-bullseye, 1-buster, 1.19-buster, 1.18-buster
-ARG VARIANT="1.19-bullseye"
-FROM mcr.microsoft.com/vscode/devcontainers/go:0-${VARIANT}
-
-# [Choice] Node.js version: none, lts/*, 18, 16, 14
-ARG NODE_VERSION="none"
-RUN if [ "${NODE_VERSION}" != "none" ]; then su vscode -c "umask 0002 && . /usr/local/share/nvm/nvm.sh && nvm install ${NODE_VERSION} 2>&1"; fi
-
-# [Optional] Uncomment this section to install additional OS packages.
-# RUN apt-get update && export DEBIAN_FRONTEND=noninteractive \
-#     && apt-get -y install --no-install-recommends <your-package-list-here>
-
-# [Optional] Uncomment the next lines to use go get to install anything else you need
-# USER vscode
-# RUN go get -x <your-dependency-or-tool>
-
-# [Optional] Uncomment this line to install global node packages.
-# RUN su vscode -c "source /usr/local/share/nvm/nvm.sh && npm install -g <your-package-here>" 2>&1
+ARG VARIANT="1.20-bullseye"
+FROM mcr.microsoft.com/vscode/devcontainers/go:0-${VARIANT}

.devcontainer/devcontainer.json

@@ -1,25 +1,12 @@
-// For format details, see https://aka.ms/devcontainer.json. For config options, see the README at:
-// https://github.com/microsoft/vscode-dev-containers/tree/v0.245.2/containers/go
 {
 	"name": "Go",
 	"build": {
-		"dockerfile": "Dockerfile",
-		"args": {
-			// Update the VARIANT arg to pick a version of Go: 1, 1.19, 1.18
-			// Append -bullseye or -buster to pin to an OS version.
-			// Use -bullseye variants on local arm64/Apple Silicon.
-			"VARIANT": "1.19-bullseye",
-			// Options
-			"NODE_VERSION": "none"
-		}
+		"dockerfile": "Dockerfile"
 	},
 	"runArgs": [ "--cap-add=SYS_PTRACE", "--security-opt", "seccomp=unconfined" ],
 
-	// Configure tool-specific properties.
 	"customizations": {
-		// Configure properties specific to VS Code.
 		"vscode": {
-			// Set *default* container specific settings.json values on container create.
 			"settings": { 
 				"go.toolsManagement.checkForUpdates": "local",
 				"go.useLanguageServer": true,
@@ -33,15 +20,9 @@
 		}
 	},
 
-	// Use 'forwardPorts' to make a list of ports inside the container available locally.
-	// "forwardPorts": [],
-
-	// Use 'postCreateCommand' to run commands after the container is created.
-	// "postCreateCommand": "go version",
-
-	// Comment out to connect as root instead. More info: https://aka.ms/vscode-remote/containers/non-root.
 	"remoteUser": "vscode",
 	"features": {
-		"git": "os-provided"
+		"git": "os-provided",
+		"ghcr.io/guiyomh/features/mage:0": "latest"
 	}
 }

Makefile

@@ -16,7 +16,7 @@ go-full-build: go-clean go-get go-build
 go-build:
 	@echo "  >  Building binary..."
 	@mkdir -p $(GOBIN)
-	@GOOS=linux CGO_ENABLED=0 go build -ldflags "-X github.com/yeslayla/birdbot/app.Version=$(VERSION) -X github.com/yeslayla/birdbot/app.Build=$(BUILD_NUMBER)" -o $(GOBIN)/$(PROJECT_BIN) $(GOFILES)
+	@go build -ldflags "-X github.com/yeslayla/birdbot/app.Version=$(VERSION) -X github.com/yeslayla/birdbot/app.Build=$(BUILD_NUMBER)" -o $(GOBIN)/$(PROJECT_BIN) $(GOFILES)
 	@chmod 755 $(GOBIN)/$(PROJECT_BIN)
 
 go-generate:

app/plugin_loader.go

@@ -0,0 +1,59 @@
+package app
+
+import (
+	"log"
+	"os"
+	"plugin"
+
+	"github.com/yeslayla/birdbot/common"
+)
+
+type PluginLoader struct{}
+
+func NewPluginLoader() PluginLoader {
+	return PluginLoader{}
+}
+
+func (loader PluginLoader) LoadPlugin(pluginPath string) common.Component {
+	plug, err := plugin.Open(pluginPath)
+	if err != nil {
+		log.Printf("Failed to load plugin '%s': %s", pluginPath, err)
+		return nil
+	}
+
+	sym, err := plug.Lookup("Component")
+	if err != nil {
+		log.Printf("Failed to load plugin '%s': failed to get Component: %s", pluginPath, err)
+		return nil
+	}
+
+	var component common.Component
+	component, ok := sym.(common.Component)
+	if !ok {
+		log.Printf("Failed to load plugin '%s': Plugin component does not properly implement interface!", pluginPath)
+	}
+
+	return component
+}
+
+func (loader PluginLoader) LoadPlugins(directory string) []common.Component {
+
+	paths, err := os.ReadDir(directory)
+	if err != nil {
+		log.Printf("Failed to load plugins: %s", err)
+		return []common.Component{}
+	}
+
+	var components []common.Component = make([]common.Component, 0)
+	for _, path := range paths {
+		if path.IsDir() {
+			continue
+		}
+
+		if comp := loader.LoadPlugin(path.Name()); comp != nil {
+			components = append(components, comp)
+		}
+	}
+
+	return components
+}

core/configuration.go

@@ -1,5 +1,7 @@
 package core
 
+import "strings"
+
 type Config struct {
 	Discord  DiscordConfig  `yaml:"discord"`
 	Mastodon MastodonConfig `yaml:"mastodon"`
@@ -24,8 +26,22 @@ type MastodonConfig struct {
 }
 
 type Features struct {
-	ManageEventChannels bool `yaml:"manage_event_channels" env:"BIRD_EVENT_CHANNELS" env-default:"true"`
-	AnnounceEvents      bool `yaml:"announce_events" env:"BIRD_ANNOUNCE_EVENTS" env-default:"true"`
-	ReccurringEvents    bool `yaml:"recurring_events" env:"BIRD_RECURRING_EVENTS" env-default:"true"`
-	LoadGamePlugins     bool `yaml:"load_game_plugins" env:"BIRD_LOAD_GAME_PLUGINS" env-default:"true"`
+	ManageEventChannels Feature `yaml:"manage_event_channels" env:"BIRD_EVENT_CHANNELS"`
+	AnnounceEvents      Feature `yaml:"announce_events" env:"BIRD_ANNOUNCE_EVENTS"`
+	ReccurringEvents    Feature `yaml:"recurring_events" env:"BIRD_RECURRING_EVENTS"`
+	LoadGamePlugins     Feature `yaml:"load_game_plugins" env:"BIRD_LOAD_GAME_PLUGINS"`
+}
+
+type Feature string
+
+func (value Feature) IsEnabled() bool {
+	return strings.ToLower(string(value)) == "true"
+}
+
+func (value Feature) IsEnabledByDefault() bool {
+	v := strings.ToLower(string(value))
+	if v == "" {
+		v = "true"
+	}
+	return Feature(v).IsEnabled()
 }

events/announce_events.go

@@ -24,6 +24,7 @@ func (c *AnnounceEventsComponent) Initialize(birdbot common.ComponentManager) er
 	c.bot = birdbot
 
 	_ = birdbot.OnEventCreate(c.OnEventCreate)
+	_ = birdbot.OnEventDelete(c.OnEventDelete)
 
 	return nil
 }

events/manage_event_channels.go

@@ -9,14 +9,16 @@ import (
 )
 
 type ManageEventChannelsComponent struct {
-	session    *discord.Discord
-	categoryID string
+	session           *discord.Discord
+	categoryID        string
+	archiveCategoryID string
 }
 
-func NewManageEventChannelsComponent(categoryID string, session *discord.Discord) *ManageEventChannelsComponent {
+func NewManageEventChannelsComponent(categoryID string, archiveCategoryID string, session *discord.Discord) *ManageEventChannelsComponent {
 	return &ManageEventChannelsComponent{
-		session:    session,
-		categoryID: categoryID,
+		session:           session,
+		categoryID:        categoryID,
+		archiveCategoryID: archiveCategoryID,
 	}
 }
 
@@ -54,9 +56,9 @@ func (c *ManageEventChannelsComponent) OnEventDelete(e common.Event) error {
 func (c *ManageEventChannelsComponent) OnEventComplete(e common.Event) error {
 	channel := core.GenerateChannel(e)
 
-	if c.categoryID != "" {
+	if c.archiveCategoryID != "" {
 
-		if err := c.session.MoveChannelToCategory(channel, c.categoryID); err != nil {
+		if err := c.session.MoveChannelToCategory(channel, c.archiveCategoryID); err != nil {
 			log.Print("Failed to move channel to archive category: ", err)
 		}
 

go.mod

@@ -1,6 +1,6 @@
 module github.com/yeslayla/birdbot
 
-go 1.19
+go 1.20
 
 require (
 	github.com/bwmarrin/discordgo v0.26.1
@@ -13,6 +13,7 @@ require (
 	github.com/davecgh/go-spew v1.1.1 // indirect
 	github.com/gorilla/websocket v1.5.0 // indirect
 	github.com/joho/godotenv v1.4.0 // indirect
+	github.com/magefile/mage v1.14.0 // indirect
 	github.com/mattn/go-mastodon v0.0.5 // indirect
 	github.com/pmezard/go-difflib v1.0.0 // indirect
 	github.com/stretchr/objx v0.5.0 // indirect

go.sum

@@ -14,6 +14,8 @@ github.com/ilyakaznacheev/cleanenv v1.4.0 h1:Gvwxt6wAPUo9OOxyp5Xz9eqhLsAey4AtbCF
 github.com/ilyakaznacheev/cleanenv v1.4.0/go.mod h1:i0owW+HDxeGKE0/JPREJOdSCPIyOnmh6C0xhWAkF/xA=
 github.com/joho/godotenv v1.4.0 h1:3l4+N6zfMWnkbPEXKng2o2/MR5mSwTrBih4ZEkkz1lg=
 github.com/joho/godotenv v1.4.0/go.mod h1:f4LDr5Voq0i2e/R5DDNOoa2zzDfwtkZa6DnEwAbqwq4=
+github.com/magefile/mage v1.14.0 h1:6QDX3g6z1YvJ4olPhT1wksUcSa/V0a1B+pJb73fBjyo=
+github.com/magefile/mage v1.14.0/go.mod h1:z5UZb/iS3GoOSn0JgWuiw7dxlurVYTu+/jHXqQg881A=
 github.com/mattn/go-mastodon v0.0.5 h1:P0e1/R2v3ho6kM7BUW0noQm8gAqHE0p8Gq1TMapIVAc=
 github.com/mattn/go-mastodon v0.0.5/go.mod h1:cg7RFk2pcUfHZw/IvKe1FUzmlq5KnLFqs7eV2PHplV8=
 github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=

main.go

@@ -14,6 +14,8 @@ import (
 	"github.com/yeslayla/birdbot/events"
 )
 
+const PluginsDirectory = "./plugins"
+
 func main() {
 
 	configDir, _ := os.UserConfigDir()
@@ -56,16 +58,24 @@ func main() {
 
 	loader := app.NewComponentLoader(bot)
 
-	if cfg.Features.AnnounceEvents {
+	if cfg.Features.AnnounceEvents.IsEnabledByDefault() {
 		loader.LoadComponent(events.NewAnnounceEventsComponent(bot.Mastodon, cfg.Discord.NotificationChannel))
 	}
-	if cfg.Features.ManageEventChannels {
-		loader.LoadComponent(events.NewManageEventChannelsComponent(cfg.Discord.EventCategory, bot.Session))
+	if cfg.Features.ManageEventChannels.IsEnabledByDefault() {
+		loader.LoadComponent(events.NewManageEventChannelsComponent(cfg.Discord.EventCategory, cfg.Discord.ArchiveCategory, bot.Session))
 	}
-	if cfg.Features.ReccurringEvents {
+	if cfg.Features.ReccurringEvents.IsEnabledByDefault() {
 		loader.LoadComponent(events.NewRecurringEventsComponent())
 	}
 
+	if _, err := os.Stat(PluginsDirectory); !os.IsNotExist(err) {
+		pluginLoader := app.NewPluginLoader()
+		components := pluginLoader.LoadPlugins(PluginsDirectory)
+		for _, comp := range components {
+			loader.LoadComponent(comp)
+		}
+	}
+
 	if err := bot.Run(); err != nil {
 		log.Fatal(err)
 	}