From 2f061f8bcd58ca1eca577561479ad81ce50f0e95 Mon Sep 17 00:00:00 2001
From: furu04 <hi@furu04.com>
Date: Wed, 22 Apr 2026 23:45:01 +0900
Subject: [PATCH] =?UTF-8?q?=E7=B9=B0=E3=82=8A=E8=BF=94=E3=81=97=E8=AA=B2?=
 =?UTF-8?q?=E9=A1=8C=E3=82=B9=E3=82=B1=E3=82=B8=E3=83=A5=E3=83=BC=E3=83=A9?=
 =?UTF-8?q?=E3=83=BC=E3=81=A8GenerationLeadDays=E3=83=95=E3=82=A3=E3=83=BC?=
 =?UTF-8?q?=E3=83=AB=E3=83=89=E3=82=92=E8=BF=BD=E5=8A=A0?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 cmd/server/main.go                      | 27 +++++++++++++++++++------
 internal/models/recurring_assignment.go |  2 ++
 2 files changed, 23 insertions(+), 6 deletions(-)

diff --git a/cmd/server/main.go b/cmd/server/main.go
index 9b24a0f..7e20ffc 100644
--- a/cmd/server/main.go
+++ b/cmd/server/main.go
@@ -3,35 +3,50 @@ package main
 import (
 	"flag"
 	"log"
+	"time"
 
 	"homework-manager/internal/config"
 	"homework-manager/internal/database"
 	"homework-manager/internal/router"
+	"homework-manager/internal/service"
 )
 
 func main() {
-	// Parse command line flags
 	configPath := flag.String("config", "", "Path to config.ini file (default: config.ini in current directory)")
 	flag.Parse()
 
-	// Load configuration
 	cfg := config.Load(*configPath)
 
-	// Connect to database
 	log.Printf("Connecting to database (driver: %s)", cfg.Database.Driver)
 	if err := database.Connect(cfg.Database, cfg.Debug); err != nil {
 		log.Fatalf("Failed to connect to database: %v", err)
 	}
 
-	// Run migrations
 	if err := database.Migrate(); err != nil {
 		log.Fatalf("Failed to run migrations: %v", err)
 	}
 
-	// Setup router
+	recurringService := service.NewRecurringAssignmentService()
+	if err := recurringService.GenerateNextAssignments(); err != nil {
+		log.Printf("recurring generation error on startup: %v", err)
+	}
+	go func() {
+		defer func() {
+			if r := recover(); r != nil {
+				log.Printf("recurring scheduler panic: %v", r)
+			}
+		}()
+		ticker := time.NewTicker(15 * time.Minute)
+		defer ticker.Stop()
+		for range ticker.C {
+			if err := recurringService.GenerateNextAssignments(); err != nil {
+				log.Printf("recurring generation error: %v", err)
+			}
+		}
+	}()
+
 	r := router.Setup(cfg)
 
-	// Start server
 	log.Printf("Server starting on http://localhost:%s", cfg.Port)
 	if err := r.Run(":" + cfg.Port); err != nil {
 		log.Fatalf("Failed to start server: %v", err)
diff --git a/internal/models/recurring_assignment.go b/internal/models/recurring_assignment.go
index b24599a..a5120f2 100644
--- a/internal/models/recurring_assignment.go
+++ b/internal/models/recurring_assignment.go
@@ -45,6 +45,8 @@ type RecurringAssignment struct {
 	GeneratedCount int        `gorm:"default:0" json:"generated_count"`
 	EditBehavior   string     `gorm:"not null;default:this_only" json:"edit_behavior"`
 
+	GenerationLeadDays    int            `gorm:"default:0" json:"generation_lead_days"`
+	GenerationLeadTime   string         `gorm:"default:''" json:"generation_lead_time"`
 	ReminderEnabled       bool           `gorm:"default:false" json:"reminder_enabled"`
 	ReminderOffset        *int           `json:"reminder_offset,omitempty"`
 	UrgentReminderEnabled bool           `gorm:"default:true" json:"urgent_reminder_enabled"`