Files
summercms/examples/hello/plugins/greeter/plugin.go
Jakub Zych 86969739ae feat(01-02): add optional plugin services and HasPlugin
- App-scoped typed Publish/Lookup with duplicate-provider errors
- Set plugin IDs before Register so HasPlugin sees the full set
- Greeter uses pact.OptionalMessage without importing optional
2026-09-16 13:24:30 +02:00

58 lines
1.4 KiB
Go

package greeter
import (
"context"
"git.golem15.com/golem15/summercms/backpack"
"git.golem15.com/golem15/summercms/bonfire"
"git.golem15.com/golem15/summercms/pact"
"git.golem15.com/golem15/summercms/party"
)
// Plugin is the golem15.greeter plugin. It requires golem15.hello.
type Plugin struct {
app *backpack.App
extra string
}
func (p *Plugin) ID() string { return "golem15.greeter" }
func (p *Plugin) Requires() []string { return []string{"golem15.hello"} }
func (p *Plugin) Register(*backpack.App) error { return nil }
func (p *Plugin) Boot(app *backpack.App) error {
p.app = app
p.extra = ""
if app != nil && app.HasPlugin("golem15.optional") {
if msg, ok := app.Lookup[pact.OptionalMessage](); ok {
p.extra = msg.Message()
}
}
return nil
}
func (p *Plugin) Commands() []bonfire.Command {
return []bonfire.Command{{
Name: "greeter:hello",
Description: "Print the configured application name",
Run: func(ctx context.Context, in bonfire.Input, out bonfire.Output) error {
name := ""
posts := 0
debug := false
if p.app != nil && p.app.Config != nil {
name = p.app.Config.String("app.name")
posts = p.app.Config.Int("golem15.hello.posts_per_page")
debug = p.app.Config.Bool("app.debug")
}
out.Printf("name=%s posts_per_page=%d debug=%t extra=%s\n", name, posts, debug, p.extra)
return nil
},
}}
}
var _ pact.HasCommands = (*Plugin)(nil)
func init() {
party.Register(&Plugin{})
}