257 lines
12 KiB
C
257 lines
12 KiB
C
#include "status_web.h"
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#include <stdio.h>
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#include <string.h>
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#include "esp_app_desc.h"
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#include "esp_check.h"
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#include "esp_heap_caps.h"
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#include "esp_http_server.h"
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#include "esp_log.h"
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#include "esp_netif.h"
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#include "esp_netif_ip_addr.h"
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#include "esp_timer.h"
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#include "freertos/FreeRTOS.h"
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#include "freertos/semphr.h"
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#include "mqtt_control.h"
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#include "wifi-connect.h"
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static const char *TAG = "status_web";
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static httpd_handle_t s_server = NULL;
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static SemaphoreHandle_t s_lock = NULL;
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static uint64_t s_snapshot_update_ms = 0;
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static uint32_t s_snapshot_update_count = 0;
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static status_web_snapshot_t s_snapshot = {
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.temp = "--",
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.hum = "--",
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.soil = "--",
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.lux = "--",
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.pump_on = false,
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.light_on = false,
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.auto_mode = true,
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.soil_on_threshold = 35.0f,
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.soil_off_threshold = 45.0f,
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.light_on_threshold = 100.0f,
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.light_off_threshold = 350.0f,
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.i2c_ready = false,
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.soil_sensor_ready = false,
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.loop_counter = 0,
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};
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static const char *wifi_status_text(wifi_connect_status_t status)
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{
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switch (status) {
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case WIFI_CONNECT_STATUS_IDLE: return "idle";
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case WIFI_CONNECT_STATUS_PROVISIONING: return "provisioning";
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case WIFI_CONNECT_STATUS_CONNECTING: return "connecting";
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case WIFI_CONNECT_STATUS_CONNECTED: return "connected";
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case WIFI_CONNECT_STATUS_FAILED: return "failed";
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case WIFI_CONNECT_STATUS_TIMEOUT: return "timeout";
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default: return "unknown";
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}
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}
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static void get_sta_ip_text(char *out, size_t out_size)
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{
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if (out == NULL || out_size == 0) {
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return;
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}
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snprintf(out, out_size, "--");
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esp_netif_t *sta = esp_netif_get_handle_from_ifkey("WIFI_STA_DEF");
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if (sta == NULL) {
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return;
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}
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esp_netif_ip_info_t ip_info;
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if (esp_netif_get_ip_info(sta, &ip_info) == ESP_OK) {
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snprintf(out,
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out_size,
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IPSTR,
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IP2STR(&ip_info.ip));
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}
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}
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static const char *s_page_html =
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"<!doctype html><html><head><meta charset='utf-8'/>"
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"<meta name='viewport' content='width=device-width, initial-scale=1'/>"
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"<title>BotanicalBuddy Status</title>"
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"<style>"
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"body{font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;background:#eef2f7;margin:0;padding:14px;color:#111827;}"
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".wrap{max-width:1080px;margin:0 auto;background:#fff;border-radius:14px;padding:14px;box-shadow:0 8px 24px rgba(0,0,0,.08);}"
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"h1{font-size:20px;margin:0 0 10px;}"
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".meta{font-size:12px;color:#6b7280;margin-bottom:10px;}"
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".sec{margin-top:10px;}"
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".sec h2{font-size:14px;margin:0 0 6px;color:#374151;}"
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".grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px;}"
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"@media(max-width:900px){.grid{grid-template-columns:1fr 1fr;}}"
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"@media(max-width:560px){.grid{grid-template-columns:1fr;}}"
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".card{padding:10px;border:1px solid #e5e7eb;border-radius:10px;background:#fafafa;}"
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".k{font-size:12px;color:#6b7280;}"
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".v{font-size:17px;font-weight:600;margin-top:2px;word-break:break-all;}"
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"#raw{font-family:ui-monospace,Menlo,Consolas,monospace;font-size:12px;background:#0f172a;color:#e2e8f0;padding:10px;border-radius:10px;overflow:auto;max-height:260px;}"
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"button{margin-top:10px;border:none;border-radius:8px;background:#1d4ed8;color:#fff;padding:8px 12px;cursor:pointer;}"
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"</style></head><body><div class='wrap'>"
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"<h1>BotanicalBuddy 设备状态总览</h1>"
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"<div class='meta'>独立状态服务（port 8080），每2秒自动刷新</div>"
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"<div class='sec'><h2>传感与控制</h2><div class='grid'>"
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"<div class='card'><div class='k'>空气温度</div><div id='temp' class='v'>--</div></div>"
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"<div class='card'><div class='k'>空气湿度</div><div id='hum' class='v'>--</div></div>"
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"<div class='card'><div class='k'>土壤湿度</div><div id='soil' class='v'>--</div></div>"
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"<div class='card'><div class='k'>光照强度</div><div id='lux' class='v'>--</div></div>"
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"<div class='card'><div class='k'>水泵</div><div id='pump' class='v'>--</div></div>"
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"<div class='card'><div class='k'>补光灯</div><div id='light' class='v'>--</div></div>"
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"<div class='card'><div class='k'>控制模式</div><div id='mode' class='v'>--</div></div>"
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"<div class='card'><div class='k'>soil_on/off</div><div id='soil_th' class='v'>--</div></div>"
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"<div class='card'><div class='k'>light_on/off</div><div id='light_th' class='v'>--</div></div>"
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"</div></div>"
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"<div class='sec'><h2>连接与系统</h2><div class='grid'>"
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"<div class='card'><div class='k'>Wi-Fi 状态</div><div id='wifi' class='v'>--</div></div>"
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"<div class='card'><div class='k'>STA IP</div><div id='ip' class='v'>--</div></div>"
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"<div class='card'><div class='k'>MQTT 连接</div><div id='mqtt' class='v'>--</div></div>"
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"<div class='card'><div class='k'>I2C Ready</div><div id='i2c' class='v'>--</div></div>"
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"<div class='card'><div class='k'>Soil Sensor Ready</div><div id='soil_ready' class='v'>--</div></div>"
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"<div class='card'><div class='k'>主循环计数</div><div id='loop' class='v'>--</div></div>"
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"<div class='card'><div class='k'>运行时长</div><div id='uptime' class='v'>--</div></div>"
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"<div class='card'><div class='k'>空闲堆/最小堆</div><div id='heap' class='v'>--</div></div>"
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"<div class='card'><div class='k'>固件版本</div><div id='ver' class='v'>--</div></div>"
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"<div class='card'><div class='k'>快照更新时间</div><div id='snap' class='v'>--</div></div>"
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"<div class='card'><div class='k'>快照序号</div><div id='seq' class='v'>--</div></div>"
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"<div class='card'><div class='k'>快照年龄</div><div id='age' class='v'>--</div></div>"
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"</div></div>"
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"<div class='sec'><h2>原始 JSON</h2><pre id='raw'>{}</pre></div>"
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"<button onclick='loadStatus()'>立即刷新</button>"
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"</div><script>"
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"function onoff(v){return v?'on':'off';}"
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"function yn(v){return v?'yes':'no';}"
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"function fmtMs(ms){if(ms<1000)return ms+' ms';const s=Math.floor(ms/1000);if(s<60)return s+' s';const m=Math.floor(s/60);const rs=s%60;if(m<60)return m+'m '+rs+'s';const h=Math.floor(m/60);return h+'h '+(m%60)+'m';}"
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"async function loadStatus(){try{const r=await fetch('/api/status');const d=await r.json();"
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"temp.textContent=d.temp;hum.textContent=d.hum;soil.textContent=d.soil;lux.textContent=d.lux;"
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"pump.textContent=d.pump;light.textContent=d.light;mode.textContent=d.mode;"
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"soil_th.textContent=`${d.soil_on}/${d.soil_off}`;light_th.textContent=`${d.light_on}/${d.light_off}`;"
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"wifi.textContent=d.wifi_status;ip.textContent=d.sta_ip;mqtt.textContent=onoff(d.mqtt_connected);"
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"i2c.textContent=yn(d.i2c_ready);soil_ready.textContent=yn(d.soil_sensor_ready);"
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"loop.textContent=d.loop_counter;uptime.textContent=fmtMs(d.uptime_ms);"
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"heap.textContent=`${d.free_heap}/${d.min_free_heap}`;ver.textContent=d.app_version;"
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"snap.textContent=d.snapshot_update_ms;seq.textContent=d.snapshot_update_count;age.textContent=fmtMs(d.snapshot_age_ms);"
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"raw.textContent=JSON.stringify(d,null,2);"
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"}catch(e){raw.textContent='读取失败: '+e;}}"
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"setInterval(loadStatus,2000);loadStatus();"
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"</script></body></html>";
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static esp_err_t status_root_handler(httpd_req_t *req)
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{
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httpd_resp_set_type(req, "text/html");
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return httpd_resp_send(req, s_page_html, HTTPD_RESP_USE_STRLEN);
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}
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static esp_err_t status_api_handler(httpd_req_t *req)
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{
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status_web_snapshot_t snap;
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uint64_t snapshot_update_ms = 0;
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uint32_t snapshot_update_count = 0;
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xSemaphoreTake(s_lock, portMAX_DELAY);
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snap = s_snapshot;
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snapshot_update_ms = s_snapshot_update_ms;
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snapshot_update_count = s_snapshot_update_count;
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xSemaphoreGive(s_lock);
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const esp_app_desc_t *app_desc = esp_app_get_description();
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uint64_t now_ms = (uint64_t)(esp_timer_get_time() / 1000);
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uint64_t snapshot_age_ms = (snapshot_update_ms > 0 && now_ms >= snapshot_update_ms) ? (now_ms - snapshot_update_ms) : 0;
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const uint32_t free_heap = esp_get_free_heap_size();
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const uint32_t min_free_heap = esp_get_minimum_free_heap_size();
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const uint32_t largest_block = heap_caps_get_largest_free_block(MALLOC_CAP_8BIT);
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const bool mqtt_connected = mqtt_control_is_connected();
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const wifi_connect_status_t wifi_status = wifi_connect_get_status();
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char ip_text[16] = {0};
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get_sta_ip_text(ip_text, sizeof(ip_text));
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char json[640];
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int len = snprintf(json,
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sizeof(json),
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"{\"temp\":\"%s\",\"hum\":\"%s\",\"soil\":\"%s\",\"lux\":\"%s\",\"pump\":\"%s\",\"light\":\"%s\",\"mode\":\"%s\",\"soil_on\":%.1f,\"soil_off\":%.1f,\"light_on\":%.1f,\"light_off\":%.1f,\"wifi_status\":\"%s\",\"sta_ip\":\"%s\",\"mqtt_connected\":%s,\"i2c_ready\":%s,\"soil_sensor_ready\":%s,\"loop_counter\":%lu,\"uptime_ms\":%llu,\"free_heap\":%lu,\"min_free_heap\":%lu,\"largest_block\":%lu,\"app_version\":\"%s\",\"snapshot_update_ms\":%llu,\"snapshot_update_count\":%lu,\"snapshot_age_ms\":%llu}",
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snap.temp,
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snap.hum,
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snap.soil,
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snap.lux,
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snap.pump_on ? "on" : "off",
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snap.light_on ? "on" : "off",
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snap.auto_mode ? "auto" : "manual",
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snap.soil_on_threshold,
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snap.soil_off_threshold,
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snap.light_on_threshold,
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snap.light_off_threshold,
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wifi_status_text(wifi_status),
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ip_text,
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mqtt_connected ? "true" : "false",
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snap.i2c_ready ? "true" : "false",
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snap.soil_sensor_ready ? "true" : "false",
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(unsigned long)snap.loop_counter,
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(unsigned long long)now_ms,
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(unsigned long)free_heap,
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(unsigned long)min_free_heap,
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(unsigned long)largest_block,
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app_desc ? app_desc->version : "unknown",
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(unsigned long long)snapshot_update_ms,
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(unsigned long)snapshot_update_count,
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(unsigned long long)snapshot_age_ms);
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if (len <= 0 || len >= (int)sizeof(json)) {
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return ESP_FAIL;
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}
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httpd_resp_set_type(req, "application/json");
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return httpd_resp_sendstr(req, json);
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}
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esp_err_t status_web_start(uint16_t port)
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{
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if (s_server != NULL) {
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return ESP_OK;
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}
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if (s_lock == NULL) {
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s_lock = xSemaphoreCreateMutex();
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ESP_RETURN_ON_FALSE(s_lock != NULL, ESP_ERR_NO_MEM, TAG, "create mutex failed");
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}
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httpd_config_t config = HTTPD_DEFAULT_CONFIG();
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config.server_port = port;
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config.ctrl_port = (uint16_t)(port + 1);
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ESP_RETURN_ON_ERROR(httpd_start(&s_server, &config), TAG, "httpd_start failed");
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const httpd_uri_t root = {
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.uri = "/",
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.method = HTTP_GET,
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.handler = status_root_handler,
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.user_ctx = NULL,
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};
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const httpd_uri_t api = {
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.uri = "/api/status",
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.method = HTTP_GET,
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.handler = status_api_handler,
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.user_ctx = NULL,
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};
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ESP_RETURN_ON_ERROR(httpd_register_uri_handler(s_server, &root), TAG, "register root failed");
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ESP_RETURN_ON_ERROR(httpd_register_uri_handler(s_server, &api), TAG, "register api failed");
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ESP_LOGI(TAG, "status web started at port %u", (unsigned)port);
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return ESP_OK;
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}
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esp_err_t status_web_update(const status_web_snapshot_t *snapshot)
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{
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ESP_RETURN_ON_FALSE(snapshot != NULL, ESP_ERR_INVALID_ARG, TAG, "snapshot is null");
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ESP_RETURN_ON_FALSE(s_lock != NULL, ESP_ERR_INVALID_STATE, TAG, "status web not started");
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xSemaphoreTake(s_lock, portMAX_DELAY);
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s_snapshot = *snapshot;
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s_snapshot_update_ms = (uint64_t)(esp_timer_get_time() / 1000);
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s_snapshot_update_count++;
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xSemaphoreGive(s_lock);
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return ESP_OK;
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}
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