feat: add the quizzes:import command for JSON quiz files

plugin.go

@@ -1,12 +1,15 @@
 package quizzes
 
 import (
+	"context"
 	"embed"
 	"io/fs"
 
+	"git.golem15.com/golem15/sm-quizzes-plugin/console"
 	"git.golem15.com/golem15/sm-quizzes-plugin/models"
 	"git.golem15.com/golem15/summercms/modules/backpack"
 	"git.golem15.com/golem15/summercms/modules/bonfire"
+	"git.golem15.com/golem15/summercms/modules/lagoon"
 	"git.golem15.com/golem15/summercms/modules/pact"
 	"git.golem15.com/golem15/summercms/modules/party"
 	"github.com/go-gormigrate/gormigrate/v2"
@@ -80,12 +83,32 @@ func (p *Plugin) MailLayouts() map[string]string { return nil }
 
 func (p *Plugin) Models() []any                       { return generatedModels() }
 func (p *Plugin) Migrations() []*gormigrate.Migration { return generatedMigrations() }
-func (p *Plugin) Commands() []bonfire.Command         { return generatedCommands() }
 func (p *Plugin) Jobs() []pact.Job                    { return generatedJobs() }
 func (p *Plugin) AdminControllers() []pact.AdminController {
 	return generatedAdminControllers()
 }
 
+// Commands returns the generated commands plus quizzes:import, which needs
+// the database and so is built here with the plugin's withDB.
+func (p *Plugin) Commands() []bonfire.Command {
+	return append(generatedCommands(), console.ImportCommand(p.withDB))
+}
+
+// withDB runs fn with the application's database: the one the serve command
+// published, or, when a console command runs, one opened from the config for
+// the duration of fn.
+func (p *Plugin) withDB(ctx context.Context, fn func(*gorm.DB) error) error {
+	if gdb, ok := p.app.Lookup[*gorm.DB](); ok && gdb != nil {
+		return fn(gdb)
+	}
+	sqlDB, gdb, err := lagoon.OpenFromApp(ctx, p.app)
+	if err != nil {
+		return err
+	}
+	defer sqlDB.Close()
+	return fn(gdb)
+}
+
 // AdminFS is the admin YAML the controllers read.
 func (p *Plugin) AdminFS() fs.FS { return adminFS }