订单支付记录

database/migrations/2026_08_13_000001_create_bill_table.php

@@ -30,6 +30,7 @@ return new class extends Migration
                 $table->decimal('added_amount', 10, 2)->default(0)->comment('附加金额（周转筐/托盘金额）');
                 $table->decimal('total_amount', 10, 2)->default(0)->comment('账单总金额 = 商品金额 + 配送费 + 附加金额');
                 $table->integer('status')->default(0)->comment('支付状态（0未支付 1已支付）');
+                $table->integer('payment_id')->default(0)->comment('关联支付记录ID（0=未发起支付）');
                 $table->timestamp('paid_at')->nullable()->comment('付款时间（线下收款手动登记）');
                 $table->string('pay_remark', 255)->default('')->comment('付款备注（线下收款信息）');
                 $table->integer('paid_operator_id')->default(0)->comment('收款操作人（后台系统用户ID）');
@@ -39,6 +40,7 @@ return new class extends Migration
                 $table->unique(['purchase_id', 'store_id'], 'bill_purchase_store_unique');
                 $table->index(['store_id', 'bill_date'], 'bill_store_date_index');
                 $table->index(['status'], 'bill_status_index');
+                $table->index(['payment_id'], 'bill_payment_index');
                 $table->comment('门店账单表（采购单完成后按门店生成）');
             });
         }