From d340142879bcc197948feca177316fca822345ff Mon Sep 17 00:00:00 2001
From: Siwat Sirichai <siwat@siwatinc.com>
Date: Mon, 1 Jan 2024 16:38:14 +0700
Subject: [PATCH] html dashboard page, without upload

---
 ESPMegaPRO-firmware/.gitignore                |   1 +
 .../helper_scripts/html2cpp.py                |  75 ++++
 .../lib/ESPMegaPRO/ESPMegaIoT.cpp             |  62 ++-
 .../lib/ESPMegaPRO/ESPMegaIoT.hpp             |   6 +
 .../lib/ESPMegaPRO/ESPMegaWebServer.cpp       |  33 +-
 .../lib/ESPMegaPRO/ESPMegaWebServer.hpp       |   2 +
 ESPMegaPRO-firmware/lib/ESPMegaPRO/html/all.h |   2 +
 ESPMegaPRO-firmware/lib/ESPMegaPRO/html/ota.h | 362 ++++++++++++++++++
 .../lib/ESPMegaPRO/html/ota.html              | 176 +++++++++
 ESPMegaPRO-firmware/platformio.ini            |   3 +-
 10 files changed, 719 insertions(+), 3 deletions(-)
 create mode 100644 ESPMegaPRO-firmware/helper_scripts/html2cpp.py
 create mode 100644 ESPMegaPRO-firmware/lib/ESPMegaPRO/html/all.h
 create mode 100644 ESPMegaPRO-firmware/lib/ESPMegaPRO/html/ota.h
 create mode 100644 ESPMegaPRO-firmware/lib/ESPMegaPRO/html/ota.html

diff --git a/ESPMegaPRO-firmware/.gitignore b/ESPMegaPRO-firmware/.gitignore
index 46344a8..47c45df 100644
--- a/ESPMegaPRO-firmware/.gitignore
+++ b/ESPMegaPRO-firmware/.gitignore
@@ -3,3 +3,4 @@
 .vscode/c_cpp_properties.json
 .vscode/launch.json
 .vscode/ipch
+temp/
\ No newline at end of file
diff --git a/ESPMegaPRO-firmware/helper_scripts/html2cpp.py b/ESPMegaPRO-firmware/helper_scripts/html2cpp.py
new file mode 100644
index 0000000..67039b7
--- /dev/null
+++ b/ESPMegaPRO-firmware/helper_scripts/html2cpp.py
@@ -0,0 +1,75 @@
+import os
+import re
+
+html_files = []
+directory = "lib/ESPMegaPRO/html"
+
+for filename in os.listdir(directory):
+    if filename.endswith(".html"):
+        html_files.append(os.path.join(directory, filename))
+
+# Iterate over the list of html files
+for html_file in html_files:
+    # Open the html file
+    f = open(html_file, "r")
+    # Read the content of the html file
+    html_content = f.read()
+    # Close the html file
+    f.close()
+    # First, replace % with %%
+    html_content = html_content.replace("%", "%%")
+    # The html file contains placeholders for the variables
+    # These placeholders are in the form of $(variable_name)$
+    # Replace these with %variable_name%
+    html_content = re.sub(r"\$\((.*?)\)\$", r"%\1%", html_content)
+    # Create the temp folder if it doesn't exist
+    if not os.path.exists("temp"):
+        os.makedirs("temp")
+    # Save the new content to a new file in the temp directory
+    # The new file will have the same name as the original file
+    nf = open("temp/" + os.path.basename(html_file), "w")
+    nf.write(html_content)
+    nf.close()
+    # Use xxd to convert the html file to a C++ file
+    # The C++ file will have the same name as the original file but with a .h extension
+    # Save the C++ file in lib/ESPMegaPRO/html
+    os.system("xxd -i temp/" + os.path.basename(html_file) + " > lib/ESPMegaPRO/html/" + os.path.basename(html_file).replace(".html", ".h"))
+    # Now delete the temp file
+    os.remove("temp/" + os.path.basename(html_file))
+    # Next we open the C++ file
+    f = open("lib/ESPMegaPRO/html/" + os.path.basename(html_file).replace(".html", ".h"), "r")
+    # Read the content of the C++ file
+    cpp_content = f.read()
+    # Close the C++ file
+    f.close()
+    # By default, xxd will create a unsigned char array
+    # We need to change this to a const char array
+    # We also need to add a null terminator at the end of the array
+    # Additionally we want to place the array in PROGMEM
+    # Ex. From unsigned char index_html[] = { to const char index_html[] PROGMEM = {
+    # We will use regex to do this
+    cpp_content = re.sub(r"unsigned char (.*?)\[\] = \{", r"const char \1[] PROGMEM = {", cpp_content)
+    # Add null terminator
+    cpp_content = cpp_content.replace("};", ", 0x00};")
+    # Lastly, we do not need the length of the array so we remove it
+    # Ex. From unsigned int index_html_len = 1000; to
+    cpp_content = re.sub(r"unsigned int (.*?)_len = (.*?);", r"", cpp_content)
+    # Change the name of the variable to <filename>_html where <filename> is the name of the html file
+    filename = os.path.basename(html_file).replace(".html", "")
+    cpp_content = re.sub(r"const char (.*?)\[\] PROGMEM = {", r"const char " + filename + r"_html[] PROGMEM = {", cpp_content)
+    # Reopen the C++ file
+    f = open("lib/ESPMegaPRO/html/" + os.path.basename(html_file).replace(".html", ".h"), "w")
+    # Write the new content to the C++ file
+    f.write(cpp_content)
+    # Close the C++ file
+    f.close()
+
+# Lastly, we need to create a header file that includes all the html files
+# Open the header file
+f = open("lib/ESPMegaPRO/html/all.h", "w")
+# Write the pragma once directive
+f.write("#pragma once\n")
+# Write the includes for all the html files
+for html_file in html_files:
+    f.write("#include \"" + os.path.basename(html_file).replace(".html", ".h") + "\"\n")
+# Close the header file
\ No newline at end of file
diff --git a/ESPMegaPRO-firmware/lib/ESPMegaPRO/ESPMegaIoT.cpp b/ESPMegaPRO-firmware/lib/ESPMegaPRO/ESPMegaIoT.cpp
index 8cc2f13..16ebc47 100644
--- a/ESPMegaPRO-firmware/lib/ESPMegaPRO/ESPMegaIoT.cpp
+++ b/ESPMegaPRO-firmware/lib/ESPMegaPRO/ESPMegaIoT.cpp
@@ -746,4 +746,64 @@ bool ESPMegaIoT::networkConnected()
 void ESPMegaIoT::bindFRAM(FRAM *fram)
 {
     this->fram = fram;
-}
\ No newline at end of file
+}
+
+/**
+ * @brief Get the Wifi IP address
+ *
+ * @return The Wifi IP address
+ */
+IPAddress ESPMegaIoT::getWifiIp() {
+    return WiFi.localIP();
+}
+
+/**
+ * @brief Get the Ethernet IP Address
+ * 
+ * @return The Ethernet IP Address
+ */
+IPAddress ESPMegaIoT::getETHIp() {
+    return ETH.localIP();
+}
+
+/**
+ * @brief Get the IP address of the currently active network interface
+ * 
+ * @return The IP address of the currently active network interface
+ */
+IPAddress ESPMegaIoT::getIp() {
+    if (network_config.useWifi)
+        return this->getWifiIp();
+    else
+        return this->getETHIp();
+}
+
+/**
+ * @brief Get the MAC Address of the Ethernet interface
+ * 
+ * @return The MAC Address of the Ethernet interface
+ */
+String ESPMegaIoT::getETHMac() {
+    return ETH.macAddress();
+}
+
+/**
+ * @brief Get the MAC Address of the Wifi interface
+ * 
+ * @return The MAC Address of the Wifi interface
+ */
+String ESPMegaIoT::getWifiMac() {
+    return WiFi.macAddress();
+}
+
+/**
+ * @brief Get the MAC Address of the currently active network interface
+ * 
+ * @return The MAC Address of the currently active network interface
+ */
+String ESPMegaIoT::getMac() {
+    if (network_config.useWifi)
+        return this->getWifiMac();
+    else
+        return this->getETHMac();
+}
diff --git a/ESPMegaPRO-firmware/lib/ESPMegaPRO/ESPMegaIoT.hpp b/ESPMegaPRO-firmware/lib/ESPMegaPRO/ESPMegaIoT.hpp
index eec13d5..70787f6 100644
--- a/ESPMegaPRO-firmware/lib/ESPMegaPRO/ESPMegaIoT.hpp
+++ b/ESPMegaPRO-firmware/lib/ESPMegaPRO/ESPMegaIoT.hpp
@@ -116,6 +116,12 @@ public:
 
     IoTComponent* getComponent(uint8_t card_id);
     IPAddress getETHIp();
+    IPAddress getWifiIp();
+    IPAddress getIp();
+
+    String getETHMac();
+    String getWifiMac();
+    String getMac();
 
 private:
     FRAM *fram;
diff --git a/ESPMegaPRO-firmware/lib/ESPMegaPRO/ESPMegaWebServer.cpp b/ESPMegaPRO-firmware/lib/ESPMegaPRO/ESPMegaWebServer.cpp
index 644ccd8..cb740c6 100644
--- a/ESPMegaPRO-firmware/lib/ESPMegaPRO/ESPMegaWebServer.cpp
+++ b/ESPMegaPRO-firmware/lib/ESPMegaPRO/ESPMegaWebServer.cpp
@@ -21,5 +21,36 @@ void ESPMegaWebServer::loop() {
 }
 
 void ESPMegaWebServer::dashboardHandler(AsyncWebServerRequest *request) {
-    request->send(200, "text/plain", "Hello World!");
+    auto bindedDashboardProcessor = std::bind(&ESPMegaWebServer::dashboardProcessor, this, std::placeholders::_1);
+    request->send_P(200, "text/html", ota_html, bindedDashboardProcessor);
+}
+
+String ESPMegaWebServer::dashboardProcessor(const String& var) {
+    if (var == "hostname") {
+        return String(this->iot->getNetworkConfig()->hostname);
+    }
+    else if (var == "ip_address") {
+        return this->iot->getIp().toString();
+    }
+    else if (var == "mac_address") {
+        return this->iot->getMac();
+    }
+    else if (var == "model") {
+        return String("ESPMega PRO R3.3c");
+    }
+    else if (var == "mqtt_connection_string") {
+        MqttConfig *mqttConfig = this->iot->getMqttConfig();
+        String connectionString;
+        connectionString += mqttConfig->mqtt_server;
+        connectionString += ":";
+        connectionString += mqttConfig->mqtt_port;
+        return connectionString;
+    }
+    else if (var == "base_topic") {
+        return String(this->iot->getMqttConfig()->base_topic);
+    }
+    else if (var == "mqtt_connected") {
+        return this->iot->mqttConnected() ? "Connected" : "Standalone";
+    }
+    return "";
 }
\ No newline at end of file
diff --git a/ESPMegaPRO-firmware/lib/ESPMegaPRO/ESPMegaWebServer.hpp b/ESPMegaPRO-firmware/lib/ESPMegaPRO/ESPMegaWebServer.hpp
index 779b8be..35d14a9 100644
--- a/ESPMegaPRO-firmware/lib/ESPMegaPRO/ESPMegaWebServer.hpp
+++ b/ESPMegaPRO-firmware/lib/ESPMegaPRO/ESPMegaWebServer.hpp
@@ -3,6 +3,7 @@
 #include <ESPAsyncWebServer.h>
 #include <ESPMegaIoT.hpp>
 #include <Update.h>
+#include <html/all.h>
 
 class ESPMegaWebServer
 {
@@ -19,6 +20,7 @@ class ESPMegaWebServer
         ESPMegaIoT *iot;
         // Endpoints Handlers
         void dashboardHandler(AsyncWebServerRequest *request);
+        String dashboardProcessor(const String& var);
         void configHandler(AsyncWebServerRequest *request);
         void saveConfigHandler(AsyncWebServerRequest *request);
         void otaHandler(AsyncWebServerRequest *request);
diff --git a/ESPMegaPRO-firmware/lib/ESPMegaPRO/html/all.h b/ESPMegaPRO-firmware/lib/ESPMegaPRO/html/all.h
new file mode 100644
index 0000000..72acdbc
--- /dev/null
+++ b/ESPMegaPRO-firmware/lib/ESPMegaPRO/html/all.h
@@ -0,0 +1,2 @@
+#pragma once
+#include "ota.h"
diff --git a/ESPMegaPRO-firmware/lib/ESPMegaPRO/html/ota.h b/ESPMegaPRO-firmware/lib/ESPMegaPRO/html/ota.h
new file mode 100644
index 0000000..47abe5c
--- /dev/null
+++ b/ESPMegaPRO-firmware/lib/ESPMegaPRO/html/ota.h
@@ -0,0 +1,362 @@
+const char ota_html[] PROGMEM = {
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diff --git a/ESPMegaPRO-firmware/lib/ESPMegaPRO/html/ota.html b/ESPMegaPRO-firmware/lib/ESPMegaPRO/html/ota.html
new file mode 100644
index 0000000..5b7453c
--- /dev/null
+++ b/ESPMegaPRO-firmware/lib/ESPMegaPRO/html/ota.html
@@ -0,0 +1,176 @@
+<script src="https://ajax.googleapis.com/ajax/libs/jquery/3.2.1/jquery.min.js"></script>
+<form method="POST" action="#" enctype="multipart/form-data" id="upload_form">
+  <h1>ESPMega PRO</h1>
+  <h3>Device Information</h3>
+  <p style="text-align: left">
+    Hostname
+    <span style="float: right">$(hostname)$</span>
+  </p>
+  <p style="text-align: left">
+    IP Address
+    <span style="float: right">$(ip_address)$</span>
+  </p>
+  <p style="text-align: left">
+    MAC Address
+    <span style="float: right">$(mac_address)$</span>
+  </p>
+  <p style="text-align: left">
+    Device
+    <span style="float: right">$(model)$</span>
+  </p>
+  <p style="text-align: left">
+    API Server
+    <span style="float: right">$(mqtt_connection_string)$</span>
+  </p>
+  <p style="text-align: left">
+    API Endpoint
+    <span style="float: right">$(base_topic)$</span>
+  </p>
+  <p style="text-align: left">
+    Centrally Managed
+    <span style="float: right">$(mqtt_connected)$</span>
+  </p>
+  <button type="button" class="conf" onclick="window.location.href='config'">Settings</button><br /><br />
+  <hr>
+  <h3>Upload Software Package</h3>
+  <input type="file" name="update" id="file" onchange="sub(this)" style="display: none" />
+  <label id="file-input" for="file">Choose file...</label>
+  <input type="submit" class="btn" value="Program" /><br /><br />
+  <div id="prg"></div>
+  <br />
+  <div id="prgbar">
+    <div id="bar"></div>
+  </div>
+  <br />
+  <b>SIWAT SYSTEM 2023</b>
+</form>
+<script>
+  function sub(obj) {
+    var fileName = obj.value.split("\\");
+    document.getElementById("file-input").innerHTML =
+      "   " + fileName[fileName.length - 1];
+  }
+  $("form").submit(function (e) {
+    e.preventDefault();
+    var form = $("#upload_form")[0];
+    var data = new FormData(form);
+    $.ajax({
+      url: "/update",
+      type: "POST",
+      data: data,
+      contentType: false,
+      processData: false,
+      xhr: function () {
+        var xhr = new window.XMLHttpRequest();
+        xhr.upload.addEventListener(
+          "progress",
+          function (evt) {
+            if (evt.lengthComputable) {
+              var per = evt.loaded / evt.total;
+              if (Math.round(per * 100) < 100) {
+                $("#prg").html("Updating . . . (" + Math.round(per * 100) + "%)");
+              }
+              else {
+                $("#prg").html("Update Completed, Rebooting . . .");
+              }
+              $("#bar").css("width", Math.round(per * 100) + "%");
+            }
+          },
+          false
+        );
+        return xhr;
+      },
+      success: function (d, s) {
+        console.log("success!");
+      },
+      error: function (a, b, c) { },
+    });
+  });
+</script>
+<style>
+  hr {
+    display: block;
+    color: #aaaaaa;
+    background-color: #aaaaaa;
+    margin-top: 0.5em;
+    margin-bottom: 0.5em;
+    margin-left: auto;
+    margin-right: auto;
+    border-style: inset;
+    border-width: 0px;
+    height: 3px;
+  }
+
+  #file-input,
+  input {
+    width: 100%;
+    height: 44px;
+    border-radius: 4px;
+    margin: 10px auto;
+    font-size: 15px;
+  }
+
+  input {
+    background: #f1f1f1;
+    border: 0;
+    padding: 0 15px;
+  }
+
+  body {
+    background-image: url("https://fs.siwatsystem.com/arona_bg.png");
+    background-size: cover;
+    font-family: sans-serif;
+    font-size: 14px;
+    color: #777;
+  }
+
+  #file-input {
+    background-color: #CCCCCC;
+    color: #5E5E5E;
+    padding: 0;
+    border: 1px solid #ddd;
+    line-height: 44px;
+    text-align: center;
+    display: block;
+    cursor: pointer;
+  }
+
+  #bar,
+  #prgbar {
+    background-color: #D9D9D9;
+    border-radius: 10px;
+  }
+
+  #bar {
+    background-color: #29CD1F;
+    width: 0%;
+    height: 10px;
+  }
+
+  form {
+    background: rgba(255, 255, 255, 0.95);
+    max-width: 258px;
+    margin: 75px auto;
+    padding: 30px;
+    border-radius: 15px;
+    text-align: center;
+  }
+
+  .btn {
+    background: #CA3D3D;
+    color: #fff;
+    cursor: pointer;
+  }
+
+  .conf {
+    background: #417df3;
+    color: #fff;
+    cursor: pointer;
+    width: 100%;
+    height: 44px;
+    border-radius: 4px;
+    margin: 10px auto;
+    font-size: 15px;
+    border: 0;
+  }
+</style>
\ No newline at end of file
diff --git a/ESPMegaPRO-firmware/platformio.ini b/ESPMegaPRO-firmware/platformio.ini
index 1fe009e..264ad57 100644
--- a/ESPMegaPRO-firmware/platformio.ini
+++ b/ESPMegaPRO-firmware/platformio.ini
@@ -31,4 +31,5 @@ lib_deps = adafruit/Adafruit PWM Servo Driver Library@^2.4.1
            https://github.com/me-no-dev/ESPAsyncWebServer.git
            #esphome/ESPAsyncWebServer-esphome@^3.1.0
 monitor_speed = 115200
-build_flags = -DCORE_DEBUG_LEVEL=1
\ No newline at end of file
+build_flags = -DCORE_DEBUG_LEVEL=1
+extra_scripts = pre:helper_scripts/html2cpp.py
\ No newline at end of file