quick untested late night db adding function

verse/describer/describe_files.py

@@ -4,12 +4,22 @@ from flask import (
     redirect,
     url_for,
     send_from_directory,
+    flash,
 )
 from flask_login import current_user, login_required
+from sqlalchemy.exc import (
+    DatabaseError,
+    DataError,
+    IntegrityError,
+    InterfaceError,
+    InvalidRequestError,
+)
+from app import db
 from models.distribusi_model import Distribusis
 from models.distribusi_file_model import DistribusiFiles
 from describer.forms.describe_files_form import DescribeFilesForm
 
+
 describer = Blueprint(
     "describer",
     __name__,
@@ -40,7 +50,7 @@ def describe_file(file_id):
     describe_form = DescribeFilesForm(
         distribusi_file.id, distribusi_file.path, distribusi_file.type
     )
-
+    save_described_file_to_db(describe_form, distribusi_file)
     distribusi = Distribusis.query.filter_by(
         id=distribusi_file.distribusi
     ).first()
@@ -71,3 +81,40 @@ def get_distribusi_file_forms(distribusi_id):
         describe_form.searchtags.data = distribusi_file.tags
         distribusi_file_forms[distribusi_file.id] = describe_form
     return distribusi_file_forms
+
+
+def save_described_file_to_db(describe_form, distribusi_file):
+    if describe_form.validate_on_submit():
+        try:
+            if describe_form.description.data:
+                distribusi_file.description = describe_form.description
+            if describe_form.alttext.data:
+                distribusi_file.alttext = describe_form.alttext
+            if describe_form.searchtags.data:
+                distribusi_file.tags = describe_form.searchtags
+            db.session.add(distribusi_file)
+            db.session.commit()
+        except InvalidRequestError:
+            db.session.rollback()
+            describe_form.save.errors.append("Something went wrong!")
+            flash("Something went wrong!", "danger")
+        except IntegrityError:
+            db.session.rollback()
+            describe_form.save.errors.append("User already exists!")
+            flash("User already exists!", "warning")
+        except DataError:
+            db.session.rollback()
+            describe_form.save.errors.append("Invalid Entry")
+            flash("Invalid Entry", "warning")
+        except InterfaceError:
+            db.session.rollback()
+            describe_form.save.errors.append(
+                "Error connecting to the database"
+            )
+            flash("Error connecting to the database", "danger")
+        except DatabaseError:
+            db.session.rollback()
+            describe_form.save.errors.append(
+                "Error connecting to the database"
+            )
+            flash("Error connecting to the database", "danger")