Update README: Added information about Windows executable compiled with PyInstaller.

Reviewed-on: https://git.nickhepler.cloud/nick/753-Data-Sync/pulls/12

README.md

@@ -12,20 +12,22 @@
 
 ## 🚀 Overview
 
-This script fetches enforcement data from an external API, truncates a specified feature layer in ArcGIS, and adds the fetched data as features to the layer. It also logs the operation, saves data to JSON files, and optionally purges old files.
+This script fetches enforcement data from an external API, truncates a specified feature layer in ArcGIS, and adds the fetched data as features to the layer. It also logs the operation, saves data to JSON files, and optionally purges old files. Additionally, it supports reloading data from a JSON file without making API calls.
 
 ---
 
 ## 📦 Requirements
 
-- Python 3.6 or higher
+- Python 3.6 or higher (if using the Python script)
 - Required packages in `requirements.txt`
 - `.env` file with your configuration
 - ArcGIS Online credentials
 
 ---
 
-## 🔧 Installation
+## ⚙️ Installation
+
+### Python Script
 
 ```bash
 pip install -r requirements.txt
@@ -37,6 +39,10 @@ Or install packages individually:
 pip install requests python-dotenv
 ```
 
+### Windows Executable
+
+A Windows executable is available for users who prefer not to run the script directly. You can download it from the [releases page](https://git.nickhepler.cloud/nick/753-Data-Sync/releases). This executable is compiled using PyInstaller and can be run without needing to install Python or any dependencies.
+
 ---
 
 ## ⚙️ Configuration
@@ -78,15 +84,27 @@ PURGE_DAYS=5
 
 ## 🧪 Script Usage
 
+### Python Script
+
 ```bash
 python 753DataSync.py --results_per_page 100
 ```
 
+### Windows Executable
+
+Simply double-click the executable file to run it. You can also run it from the command line with:
+
+```bash
+753DataSync.exe --results_per_page 100
+```
+
 ### CLI Arguments
 
 | Argument             | Description                                 |
 |----------------------|---------------------------------------------|
 | `--results_per_page` | Optional. Number of results per API call (default: `100`) |
+| `--test`             | Optional. If set, only fetch the first page of results. |
+| `--reload`           | Optional. Load data from a specified JSON file instead of fetching from the API. |
 
 ---
 
@@ -99,6 +117,8 @@ python 753DataSync.py --results_per_page 100
 5. **📤 Add Features** — Sends data to ArcGIS feature layer.
 6. **🧹 File Cleanup** — Deletes `.json`/`.log` files older than `PURGE_DAYS`.
 7. **📑 Dynamic Logs** — Logs saved to `753DataSync_YYYY-MM-DD.log`.
+8. **🧪 Test Mode** — Use the `--test` flag to fetch only the first page of results for testing purposes.
+9. **🔄 Reload Data** — Use the `--reload` flag to truncate the feature layer and load data from a specified JSON file.
 
 ---
 
@@ -112,7 +132,6 @@ python 753DataSync.py --results_per_page 100
 
 📄 753DataSync_2025-03-26.log
 ```
-
 ---
 
 ## 📝 Example Log
@@ -152,6 +171,12 @@ python 753DataSync.py
 
 # Run with custom page size
 python 753DataSync.py --results_per_page 50
+
+# Run the Windows executable with default page size
+753DataSync.exe
+
+# Run the Windows executable with custom page size
+753DataSync.exe --results_per_page 50
 ```
 
 ---

app.py

@@ -146,10 +146,16 @@ def parse_arguments():
     # Add arguments for results per page
     parser.add_argument('--results_per_page', type=int, default=100, help="Number of results per page (default: 100)")
     
+    # Add a test flag
+    parser.add_argument('--test', action='store_true', help="If set, only fetch the first page of results.")
+    
+    # Add a reload flag
+    parser.add_argument('--reload', type=str, help="If set, load data from the specified file instead of fetching from the API.")
+    
     # Parse the arguments
     args = parser.parse_args()
 
-    return args.results_per_page
+    return args.results_per_page, args.test, args.reload
 
 def generate_token(username, password, url="https://www.arcgis.com/sharing/rest/generateToken"):
     """Generates an authentication token."""
@@ -305,8 +311,8 @@ def main():
         purge_old_files(purge_days)
 
         # Parse command-line arguments
-        results_per_page = parse_arguments()
-        logger.info(f"Parsed arguments: results_per_page={results_per_page}")
+        results_per_page, test_mode, reload_file = parse_arguments()
+        logger.info(f"Parsed arguments: results_per_page={results_per_page}, test_mode={test_mode}, reload_file={reload_file}")
 
         # Load environment variables
         logger.info("Loading environment variables.")
@@ -330,9 +336,22 @@ def main():
         fs = os.getenv('FS')
         layer = os.getenv('LAYER')
 
-        # Truncate the layer before adding new features
+        logger.info("Truncating the feature layer.")
         truncate(token, hostname, instance, fs, layer)
 
+        # If --reload flag is set, load data from the specified file
+        if reload_file:
+            logger.info(f"Reloading data from file: {reload_file}")
+
+            # Load data from the specified file
+            with open(reload_file, 'r', encoding='utf-8') as f:
+                aggregated_data = json.load(f)
+
+            # Add the features to the feature layer
+            response = add_features(token, hostname, instance, fs, layer, aggregated_data)
+            logger.info("Data reloaded successfully from the specified file.")
+            return
+
         all_data = []
         page_number = 1
 
@@ -356,6 +375,11 @@ def main():
                     logger.info("No more data to fetch, stopping pagination.")
                     break
 
+                # Break the loop if in test mode
+                if test_mode:
+                    logger.info("Test mode is enabled, stopping after the first page.")
+                    break
+
                 page_number += 1
             except Exception as e:
                 logger.error(f"Error fetching or saving data for page {page_number}: {e}", exc_info=True)