From 3e9a1a28b1283e40bc7edb94e2370c74e7fd68e0 Mon Sep 17 00:00:00 2001
From: zhangzengfei <zhangzengfei@smartai.com>
Date: 星期五, 17 五月 2024 15:54:29 +0800
Subject: [PATCH] 添加订阅查询接口

---
 models/positions.go |   16 ++++++++++++++--
 1 files changed, 14 insertions(+), 2 deletions(-)

diff --git a/models/positions.go b/models/positions.go
index db9a27a..b888f36 100644
--- a/models/positions.go
+++ b/models/positions.go
@@ -1,10 +1,13 @@
 package models
 
+import "time"
+
 type Positions struct {
 	Id         uint   `gorm:"column:id;primary_key;auto_increment;unique;not null;"`
 	DeviceId   string `gorm:"column:device_id;" json:"device_id"`
 	Pos        string `gorm:"column:pos" json:"pos"`
-	CreateTime int64  `gorm:"column:create_time;autoCreateTime;"`
+	CreateTime int64  `gorm:"column:create_time;"`
+	TimeString string `gorm:"column:time_string;"`
 }
 
 func (d *Positions) TableName() string {
@@ -12,5 +15,14 @@
 }
 
 func (d *Positions) FindDevicePosition(devId string, timestamp int64) error {
-	return db.Table(d.TableName()).Where(&d, "device_id = ? AND create_time < ?", devId, timestamp).Order("create_time desc").First(&d).Error
+	return db.Table(d.TableName()).Where("device_id = ? AND create_time <= ?", devId, timestamp).Order("create_time desc").First(&d).Error
+}
+
+func (d *Positions) FindPositionByTime(timestamp int64) error {
+	return db.Table(d.TableName()).Where("create_time <= ?", timestamp).Order("create_time desc").First(&d).Error
+}
+
+func (d *Positions) Clean() error {
+	timestamp := time.Now().Unix() - 3600
+	return db.Table(d.TableName()).Where("create_time <= ?", timestamp).Delete(&d).Error
 }

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