#include "../app.h"

#include <LittleFS.h>

void handleSettingsGet() {
  if (!authorize("/api/settings", "GET")) return;
  String out = "\"settings\":{\"logLevel\":" + String(currentLogLevel) + ",\"maxLogBytes\":" + String(maxLogBytes) + ",\"updateUrl\":\"" + jsonEscape(updateUrl) + "\",\"ledInverted\":" + String(ledInverted ? "true" : "false") + ",\"ledBrightness\":" + String(ledBrightness) + "}";
  sendJson(200, jsonOk(out));
}

void handleSettingsPost() {
  if (!authorize("/api/settings", "POST")) return;
  String body = requestBody();
  currentLogLevel = (LogLevel)constrain(jsonIntValue(body, "logLevel", currentLogLevel), 0, 3);
  maxLogBytes = constrain(jsonIntValue(body, "maxLogBytes", maxLogBytes), 4096, 128 * 1024);
  ledInverted = jsonBoolValue(body, "ledInverted", ledInverted);
  ledBrightness = constrain(jsonIntValue(body, "ledBrightness", ledBrightness), 0, 100);
  updateUrl = jsonStringValue(body, "updateUrl", updateUrl);
  prefs.putUChar("logLevel", currentLogLevel);
  prefs.putUInt("logMax", maxLogBytes);
  prefs.putBool("ledInv", ledInverted);
  prefs.putUChar("ledBright", ledBrightness);
  prefs.putString("updateUrl", updateUrl);
  applyLed();
  sendJson(200, jsonOk());
}

void handleLogsGet() {
  if (!authorize("/api/logs", "GET")) return;
  File f = LittleFS.open("/logs.txt", "r");
  String logs = f ? f.readString() : "";
  if (f) f.close();
  sendJson(200, jsonOk("\"logs\":\"" + jsonEscape(logs) + "\""));
}

void handleLogsClear() {
  if (!authorize("/api/logs/clear", "POST")) return;
  LittleFS.remove("/logs.txt");
  sendJson(200, jsonOk());
}

void handleCertGet() {
  if (!authorize("/api/cert", "GET")) return;
  sendJson(200, jsonOk("\"certificate\":\"" + jsonEscape(prefString("cert", "")) + "\""));
}

void handleCertPost() {
  if (!authorize("/api/cert", "POST")) return;
  String cert = jsonStringValue(requestBody(), "certificate");
  prefs.putString("cert", cert);
  appendLog(LOG_INFO, "HTTPS certificate material saved");
  sendJson(200, jsonOk("\"note\":\"certificate is stored for applications that enable TLS termination\""));
}