init: Air780EPM 官方 LuatOS 项目代码基线

- 来源: 合宙 LuatOS 官方仓库 air780epm 模块完整代码 - 路径: luatos/air780epm/module/Air780EPM/demo 含官方 demo(含 mqtt/mqtts/socket/uart 等) - 后续: 基于 demo 开发 UART<->MQTT 数据上报功能
2026-08-31 08:53:49 +08:00
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+--[[
+@module  httpsrv_start
+@summary Air780EPM HTTP服务器应用模块
+@version 1.0
+@date    2025.10.24
+@author  拓毅恒
+@usage
+本文件为Air780EPM开发板演示 HTTP 服务器功能的应用模块，核心业务逻辑为：
+1. 初始化HTTP服务器
+2. 配置HTTP服务器参数
+3. 启动HTTP服务器服务
+4. 处理HTTP请求和响应
+]]
+
+local function handle_http_request(fd, method, uri, headers, body)
+    log.info("httpsrv", method, uri, body or "")
+    
+    if uri == "/send/text" then
+        log.info("Text Request", "Method:", method, "Body Length:", body and #body or 0)
+        if method == "POST" and body and #body > 0 then
+            -- 直接打印接收到的文本内容
+            log.info("Received Text:", body)
+            return 200, {}, "ok"
+        end
+        return 400, {}, "Invalid request"
+    elseif uri == "/scan/go" then
+        wlan.scan()
+        return 200, {}, "ok"
+    elseif uri == "/scan/list" then
+        return 200, {["Content-Type"]="application/json"}, (json.encode({data=scan_result, ok=true}))
+    elseif uri == "/connect" then
+        if method == "POST" and body and #body > 2 then
+            local jdata = json.decode(body)
+            if jdata and jdata.ssid then
+                sys.timerStart(wlan.connect, 500, jdata.ssid, jdata.passwd)
+                return 200, {}, "ok"
+            end
+        end
+        return 400, {}, "ok"
+    elseif uri == "/connok" then
+        log.info("connok", json.encode({ip=socket.localIP(2)}))
+        return 200, {["Content-Type"]="application/json"}, json.encode({ip=socket.localIP(2)})
+    end
+    return 404, {}, "Not Found" .. uri
+end
+
+local function start_http_server()
+    -- 等待网络就绪事件
+    sys.waitUntil("CREATE_OK")
+    
+    local local_ip = socket.localIP(socket.LWIP_ETH)
+    
+    -- 启动HTTP服务器
+    httpsrv.start(80, handle_http_request, socket.LWIP_ETH)
+    log.info("HTTP", "文件服务器已启动，使用AirETH_1000-以太网模式")
+    log.info("HTTP", "访问地址: http://" .. (local_ip or "192.168.4.1"))
+end
+
+local function scan_done_handle()
+    local result = wlan.scanResult()
+    scan_result = {}
+    for k, v in pairs(result) do
+        log.info("scan", (v["ssid"] and #v["ssid"] > 0) and v["ssid"] or "[隐藏SSID]", v["rssi"], (v["bssid"]:toHex()))
+        if v["ssid"] and #v["ssid"] > 0 then
+            table.insert(scan_result, {
+                ssid = v["ssid"],
+                rssi = v["rssi"]
+            })
+        end
+    end
+    log.info("scan", "aplist count:", #scan_result)
+end
+
+-- 订阅WiFi扫描完成事件
+sys.subscribe("WLAN_SCAN_DONE", scan_done_handle)
+
+sys.taskInit(start_http_server)