Create app.py

app.py

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+import os
+import streamlit as st
+from pdf_to_svg import convert_pdf_to_svg
+from svg_editor import apply_transformations
+import datetime
+
+# Folder paths
+INPUT_FOLDER = "./input/"
+OUTPUT_FOLDER = "./output/"
+LOG_FOLDER = "./logs/"
+SVG_OUTPUT = os.path.join(OUTPUT_FOLDER, "processed_diagram.svg")
+PDF_OUTPUT = os.path.join(OUTPUT_FOLDER, "processed_diagram.pdf")
+
+
+# Ensure required folders exist
+os.makedirs(INPUT_FOLDER, exist_ok=True)
+os.makedirs(OUTPUT_FOLDER, exist_ok=True)
+os.makedirs(LOG_FOLDER, exist_ok=True)
+
+# Function to log conversion steps
+def log_conversion(status, input_pdf, output_svg):
+    log_path = os.path.join(LOG_FOLDER, "conversion_log.txt")
+    with open(log_path, "a") as log_file:
+        log_file.write(f"{datetime.datetime.now()} - Status: {status}\n")
+        log_file.write(f"Input PDF: {input_pdf}\n")
+        log_file.write(f"Output SVG: {output_svg}\n\n")
+
+# Streamlit app interface
+def main():
+    st.title("PDF to Editable SVG Converter")
+
+    # File upload
+    uploaded_file = st.file_uploader("Upload your PDF file", type="pdf")
+    if uploaded_file:
+        input_pdf = os.path.join(INPUT_FOLDER, "uploaded_file.pdf")
+        with open(input_pdf, "wb") as f:
+            f.write(uploaded_file.read())
+        st.success(f"File uploaded: {uploaded_file.name}")
+
+        # User controls for adjustments
+        brightness = st.slider("Brightness (0.5 to 5.0)", 0.5, 5.0, 1.0, step=0.5)
+        text_scale = st.slider("Text Size Scale (0.5 to 2.0)", 0.5, 2.0, 1.0, step=0.1)
+        line_scale = st.slider("Line Thickness Scale (0.5 to 5.0)", 0.5, 5.0, 1.0, step=0.5)
+        width = st.number_input("Width (in inches)", value=8.0, step=0.1)
+        height = st.number_input("Height (in inches)", value=11.0, step=0.1)
+
+        # Process the file
+        if st.button("Process PDF"):
+            try:
+                # Step 1: Convert PDF to SVG
+                convert_pdf_to_svg(input_pdf, SVG_OUTPUT, width, height)
+
+                # Step 2: Apply transformations to the SVG
+                apply_transformations(SVG_OUTPUT, brightness, text_scale, line_scale)
+
+                # Step 3: Log the process
+                log_conversion("Success", input_pdf, SVG_OUTPUT)
+
+                # Provide download link
+                st.success("File processed successfully!")
+                st.download_button("Download SVG", open(SVG_OUTPUT, "rb"), file_name="processed_diagram.svg")
+                st.info("You can now import this SVG into CorelDRAW.")
+            except Exception as e:
+                log_conversion("Failed", input_pdf, SVG_OUTPUT)
+                st.error(f"Error processing file: {e}")
+
+if __name__ == "__main__":
+    main()