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This commit is contained in:
fengyarnom 2025-05-18 14:07:07 +08:00
parent ee338d2a09
commit 49aee3a2ed
6 changed files with 133 additions and 90 deletions
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8
.idea/.gitignore generated vendored Normal file
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@ -0,0 +1,8 @@
# Default ignored files
/shelf/
/workspace.xml
# Editor-based HTTP Client requests
/httpRequests/
# Datasource local storage ignored files
/dataSources/
/dataSources.local.xml

9
.idea/angle_dtu.iml generated Normal file
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@ -0,0 +1,9 @@
<?xml version="1.0" encoding="UTF-8"?>
<module type="WEB_MODULE" version="4">
<component name="Go" enabled="true" />
<component name="NewModuleRootManager">
<content url="file://$MODULE_DIR$" />
<orderEntry type="inheritedJdk" />
<orderEntry type="sourceFolder" forTests="false" />
</component>
</module>

8
.idea/modules.xml generated Normal file
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@ -0,0 +1,8 @@
<?xml version="1.0" encoding="UTF-8"?>
<project version="4">
<component name="ProjectModuleManager">
<modules>
<module fileurl="file://$PROJECT_DIR$/.idea/angle_dtu.iml" filepath="$PROJECT_DIR$/.idea/angle_dtu.iml" />
</modules>
</component>
</project>

6
.idea/vcs.xml generated Normal file
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@ -0,0 +1,6 @@
<?xml version="1.0" encoding="UTF-8"?>
<project version="4">
<component name="VcsDirectoryMappings">
<mapping directory="" vcs="Git" />
</component>
</project>

141
http_server.go
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@ -4,12 +4,12 @@ import (
"encoding/json" "encoding/json"
"fmt" "fmt"
"html/template" "html/template"
"time"
"log" "log"
"net/http" "net/http"
"os" "os"
"path/filepath" "path/filepath"
"strconv" "strconv"
"time"
) )
// 启动HTTP服务器 // 启动HTTP服务器
@ -55,76 +55,87 @@ func handleIndex(w http.ResponseWriter, r *http.Request) {
// 处理获取传感器数据的API // 处理获取传感器数据的API
func handleGetData(w http.ResponseWriter, r *http.Request) { func handleGetData(w http.ResponseWriter, r *http.Request) {
log.Printf("接收到获取数据请求: %s", r.URL.String()) log.Printf("接收到获取数据请求: %s", r.URL.String())
w.Header().Set("Content-Type", "application/json") w.Header().Set("Content-Type", "application/json")
sensorIDStr := r.URL.Query().Get("sensor_id") sensorIDStr := r.URL.Query().Get("sensor_id")
limitStr := r.URL.Query().Get("limit") limitStr := r.URL.Query().Get("limit")
startDateStr := r.URL.Query().Get("start_date") startDateStr := r.URL.Query().Get("start_date")
endDateStr := r.URL.Query().Get("end_date") endDateStr := r.URL.Query().Get("end_date")
limit := 500 limit := 500 // 默认限制为500条数据
noLimit := false // 是否不限制数据条数
var sensorID int var sensorID int
var err error var err error
if sensorIDStr != "" && sensorIDStr != "all" { if sensorIDStr != "" && sensorIDStr != "all" {
sensorID, err = strconv.Atoi(sensorIDStr) sensorID, err = strconv.Atoi(sensorIDStr)
if err != nil { if err != nil {
log.Printf("错误: 无效的传感器ID: %s", sensorIDStr) log.Printf("错误: 无效的传感器ID: %s", sensorIDStr)
http.Error(w, "无效的传感器ID", http.StatusBadRequest) http.Error(w, "无效的传感器ID", http.StatusBadRequest)
return return
} }
} }
if limitStr != "" { if limitStr != "" {
limit, err = strconv.Atoi(limitStr) if limitStr == "all" {
if err != nil || limit <= 0 { noLimit = true
log.Printf("错误: 无效的记录数限制: %s", limitStr) limit = 1000000 // 使用一个非常大的数值作为实际上的"无限制"
http.Error(w, "无效的记录数限制", http.StatusBadRequest) } else {
return limit, err = strconv.Atoi(limitStr)
} if err != nil || limit <= 0 {
} log.Printf("错误: 无效的记录数限制: %s", limitStr)
http.Error(w, "无效的记录数限制", http.StatusBadRequest)
return
}
}
}
var startDate, endDate time.Time var startDate, endDate time.Time
if startDateStr != "" { if startDateStr != "" {
startDate, err = time.Parse("2006-01-02T15:04", startDateStr) startDate, err = time.Parse("2006-01-02T15:04", startDateStr)
if err != nil { if err != nil {
log.Printf("错误: 无效的开始日期: %s, %v", startDateStr, err) log.Printf("错误: 无效的开始日期: %s, %v", startDateStr, err)
http.Error(w, "无效的开始日期", http.StatusBadRequest) http.Error(w, "无效的开始日期", http.StatusBadRequest)
return return
} }
} }
if endDateStr != "" { if endDateStr != "" {
endDate, err = time.Parse("2006-01-02T15:04", endDateStr) endDate, err = time.Parse("2006-01-02T15:04", endDateStr)
if err != nil { if err != nil {
log.Printf("错误: 无效的结束日期: %s, %v", endDateStr, err) log.Printf("错误: 无效的结束日期: %s, %v", endDateStr, err)
http.Error(w, "无效的结束日期", http.StatusBadRequest) http.Error(w, "无效的结束日期", http.StatusBadRequest)
return return
} }
} }
var data []SensorData var data []SensorData
if sensorIDStr == "all" || sensorIDStr == "" { if sensorIDStr == "all" || sensorIDStr == "" {
data, err = GetAllSensorData(limit, startDate, endDate) data, err = GetAllSensorData(limit, startDate, endDate)
} else { } else {
data, err = GetSensorData(sensorID, limit, startDate, endDate) data, err = GetSensorData(sensorID, limit, startDate, endDate)
} }
if err != nil { if err != nil {
log.Printf("错误: 获取数据失败: %v", err) log.Printf("错误: 获取数据失败: %v", err)
http.Error(w, "获取数据失败："+err.Error(), http.StatusInternalServerError) http.Error(w, "获取数据失败："+err.Error(), http.StatusInternalServerError)
return return
} }
log.Printf("成功获取到 %d 条数据记录", len(data)) if noLimit {
log.Printf("成功获取到所有数据记录（%d条）", len(data))
} else {
log.Printf("成功获取到 %d 条数据记录（限制：%d条）", len(data), limit)
}
if err := json.NewEncoder(w).Encode(data); err != nil { if err := json.NewEncoder(w).Encode(data); err != nil {
log.Printf("错误: 编码JSON失败: %v", err) log.Printf("错误: 编码JSON失败: %v", err)
http.Error(w, "编码JSON失败："+err.Error(), http.StatusInternalServerError) http.Error(w, "编码JSON失败："+err.Error(), http.StatusInternalServerError)
} }
} }
// 处理获取所有传感器ID的API // 处理获取所有传感器ID的API
func handleGetSensors(w http.ResponseWriter, r *http.Request) { func handleGetSensors(w http.ResponseWriter, r *http.Request) {
log.Printf("接收到获取传感器列表请求") log.Printf("接收到获取传感器列表请求")
@ -146,12 +157,12 @@ func handleGetSensors(w http.ResponseWriter, r *http.Request) {
} }
} }
func handleGetClients(w http.ResponseWriter, r *http.Request) { func handleGetClients(w http.ResponseWriter, r *http.Request) {
w.Header().Set("Content-Type", "application/json") w.Header().Set("Content-Type", "application/json")
clients := getAllClients() clients := getAllClients()
if err := json.NewEncoder(w).Encode(clients); err != nil { if err := json.NewEncoder(w).Encode(clients); err != nil {
log.Printf("错误: 编码客户端信息JSON失败: %v", err) log.Printf("错误: 编码客户端信息JSON失败: %v", err)
http.Error(w, "编码JSON失败："+err.Error(), http.StatusInternalServerError) http.Error(w, "编码JSON失败："+err.Error(), http.StatusInternalServerError)
} }
} }

5
templates/index.html
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@ -159,6 +159,7 @@
<option value="1000">1000</option> <option value="1000">1000</option>
<option value="2000">2000</option> <option value="2000">2000</option>
<option value="5000">5000</option> <option value="5000">5000</option>
<option value="all">全部</option>
</select> </select>
</div> </div>
@ -328,7 +329,7 @@
function resetFilters() { function resetFilters() {
initializeDatePickers(); initializeDatePickers();
document.getElementById('sensorSelect').value = 'all'; document.getElementById('sensorSelect').value = 'all';
document.getElementById('limitSelect').value = '100'; document.getElementById('limitSelect').value = '500';
loadData(); loadData();
} }
@ -394,7 +395,7 @@
params.push(`sensor_id=${sensorID}`); params.push(`sensor_id=${sensorID}`);
} }
if (limit) { if (limit && limit !== 'all') {
params.push(`limit=${limit}`); params.push(`limit=${limit}`);
} }