86 lines
2.2 KiB
Go
86 lines
2.2 KiB
Go
package handlers
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import (
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"encoding/json"
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"fmt"
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"net/http"
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"time"
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"licensing-cotton/internal/database"
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"licensing-cotton/internal/models"
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)
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// 创建/更新设备
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func HandleCreateOrUpdateDevice(w http.ResponseWriter, r *http.Request) {
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if !isAdminRequest(w, r) {
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return
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}
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var req struct {
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DeviceID string `json:"device_id"`
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Expiration string `json:"expiration"` // RFC3339
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}
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if err := json.NewDecoder(r.Body).Decode(&req); err != nil {
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http.Error(w, "解析请求失败", http.StatusBadRequest)
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return
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}
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exp, err := time.Parse(time.RFC3339, req.Expiration)
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if err != nil {
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http.Error(w, "时间格式错误", http.StatusBadRequest)
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return
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}
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// 先查是否存在
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var id int64
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err = database.DB.QueryRow(`SELECT id FROM devices WHERE device_id = ?`, req.DeviceID).
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Scan(&id)
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if err != nil {
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// 如果设备不存在，插入
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if err.Error() == "sql: no rows in result set" {
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_, err = database.DB.Exec(`INSERT INTO devices(device_id, expiration) VALUES (?, ?)`,
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req.DeviceID, exp)
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if err != nil {
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http.Error(w, "创建设备失败", http.StatusInternalServerError)
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return
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}
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fmt.Fprintf(w, "设备 %s 创建成功\n", req.DeviceID)
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return
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}
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http.Error(w, "查询设备失败", http.StatusInternalServerError)
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return
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}
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// 若已存在，更新
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_, err = database.DB.Exec(`UPDATE devices SET expiration=? WHERE device_id=?`, exp, req.DeviceID)
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if err != nil {
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http.Error(w, "更新设备失败", http.StatusInternalServerError)
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return
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}
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fmt.Fprintf(w, "设备 %s 已更新到期时间: %v\n", req.DeviceID, exp)
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}
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func HandleListDevices(w http.ResponseWriter, r *http.Request) {
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if !isAdminRequest(w, r) {
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return
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}
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rows, err := database.DB.Query(`SELECT id, device_id, expiration FROM devices`)
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if err != nil {
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http.Error(w, "查询失败", http.StatusInternalServerError)
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return
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}
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defer rows.Close()
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var devices []models.Device
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for rows.Next() {
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var d models.Device
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if err := rows.Scan(&d.ID, &d.DeviceID, &d.Expiration); err != nil {
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http.Error(w, "解析记录失败", http.StatusInternalServerError)
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return
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}
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devices = append(devices, d)
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}
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w.Header().Set("Content-Type", "application/json")
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json.NewEncoder(w).Encode(devices)
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}
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