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import streamlit as st
import sqlite3
import pandas as pd
def insert_record(table_name):
"""
Inserts a new record into the specified table in the LGD database.
Parameters:
- table_name (str): The name of the table to insert the record into.
Returns:
- None
"""
st.header("Insert Record")
# Connect to the SQLite database
conn = sqlite3.connect("lgd_database.db")
cursor = conn.cursor()
# Retrieve the first 5 rows from the table
select_query = f"SELECT * FROM {table_name}"
cursor.execute(select_query)
rows = cursor.fetchall()
# Convert the rows to a DataFrame
columns = [description[0] for description in cursor.description]
df = pd.DataFrame(rows, columns=columns)
df = df.iloc[:, :-1]
# Display the retrieved rows in a table
st.subheader("Existing Records")
st.write(df)
# Set default values for level_name and level_code based on table_name
if table_name == "states":
level_name = "State"
level_code = 1
elif table_name == "district":
level_name = "District"
level_code = 2
elif table_name == "sub_district":
level_name = "Sub-district"
level_code = 3
elif table_name == "block":
level_name = "Block"
level_code = 4
elif table_name == "gp":
level_name = "Gram Panchayats"
level_code = 5
else:
level_name = ""
level_code = 0
# Input fields for entityLGDCode and levelCode
entity_lgd_code = st.number_input("Entity LGD Code", min_value=0, step=1)
# Input field for entityName
entity_name = st.text_input("Entity Name")
# Input field for entityNameVariants
entity_name_variants = st.text_input("Entity Name Variants")
# Input field for entityParent
entity_parent = st.number_input("Entity Parent", min_value=0, step=1)
if level_name and level_code:
st.text(f"Level Name: {level_name}")
st.text(f"Level Code: {level_code}")
else:
# Input fields for levelName and levelCode
level_name = st.text_input("Level Name")
level_code = st.number_input("Level Code", min_value=0, step=1)
# Insert button
if st.button("Insert"):
# Perform validation checks before inserting the record
errors = []
if entity_lgd_code == 0:
errors.append("Entity LGD Code cannot be zero.")
if level_code == 0:
errors.append("Level Code cannot be zero.")
if not entity_name or not isinstance(entity_name, str):
errors.append("Entity Name is required and must be a text.")
if not level_name or not isinstance(level_name, str):
errors.append("Level Name is required and must be a text.")
if not entity_name_variants or not isinstance(entity_name_variants, str):
errors.append("Entity Name Variants is required and must be a text.")
if not entity_parent or not isinstance(entity_parent, int):
errors.append("Entity Parent is required and must be an integer.")
if errors:
st.error("\n".join(errors))
else:
# Connect to the SQLite database
conn = sqlite3.connect("lgd_database.db")
cursor = conn.cursor()
# Check if the entityLGDCode already exists in the table
select_query = f"SELECT entityLGDCode FROM {table_name} WHERE entityLGDCode = ?"
cursor.execute(select_query, (entity_lgd_code,))
existing_code = cursor.fetchone()
if existing_code:
st.error("Entity LGD Code already exists in the table.")
else:
# Prepare the SQL query for creating the table if it doesn't exist
create_table_query = f"""
CREATE TABLE IF NOT EXISTS {table_name} (
entityLGDCode INTEGER PRIMARY KEY,
entityName TEXT,
levelCode INTEGER,
levelName TEXT,
entityNameVariants TEXT,
entityParent INTEGER
)
"""
cursor.execute(create_table_query)
# Prepare the SQL query for inserting the record
insert_query = f"""
INSERT INTO {table_name} (entityLGDCode, entityName, levelCode, levelName, entityNameVariants, entityParent)
VALUES (?, ?, ?, ?, ?, ?)
"""
values = (entity_lgd_code, entity_name, level_code, level_name, entity_name_variants, entity_parent)
try:
# Execute the SQL query
cursor.execute(insert_query, values)
conn.commit()
st.success("Record inserted successfully!")
except sqlite3.Error as e:
st.error("An error occurred while inserting the record: {}".format(e))
conn.rollback()
finally:
# Close the database connection
cursor.close()
conn.close()
# Reset the input fields
entity_lgd_code = 0
level_code = 0
entity_name = ""
level_name = ""
entity_name_variants = ""
entity_parent = 0
def update_record(table_name):
"""
Update a record in a SQLite database table.
:param table_name: The name of the table to update the record in.
:type table_name: str
:return: None
:rtype: None
"""
st.header("Update Record")
# Input field for entityLGDCode
entity_lgd_code = st.number_input("Entity LGD Code", min_value=0, step=1)
# Input field for entityName
entity_name = st.text_input("Entity Name")
# Input field for entityNameVariants
entity_name_variants = st.text_input("Entity Name Variants")
# Input field for entityParent
entity_parent = st.number_input("Entity Parent", min_value=0, step=1)
# Update button
if st.button("Update"):
# Perform validation checks before updating the record
errors = []
if entity_lgd_code == 0:
errors.append("Entity LGD Code cannot be zero.")
if not entity_name or not isinstance(entity_name, str):
errors.append("Entity Name is required and must be a text.")
if not entity_name_variants or not isinstance(entity_name_variants, str):
errors.append("Entity Name Variants is required and must be a text.")
if not entity_parent or not isinstance(entity_parent, int):
errors.append("Entity Parent is required and must be an integer.")
if errors:
st.error("\n".join(errors))
else:
# Connect to the SQLite database
conn = sqlite3.connect("lgd_database.db")
cursor = conn.cursor()
# Prepare the SQL query for updating the record
update_query = f"""
UPDATE {table_name}
SET entityName = ?, entityNameVariants = ?, entityParent = ?
WHERE entityLGDCode = ?
"""
values = (entity_name, entity_name_variants, entity_parent, entity_lgd_code)
try:
# Execute the SQL query
cursor.execute(update_query, values)
conn.commit()
st.success("Record updated successfully!")
except sqlite3.Error as e:
st.error("An error occurred while updating the record: {}".format(e))
conn.rollback()
finally:
# Close the database connection
cursor.close()
conn.close()
# Reset the input fields
entity_lgd_code = 0
entity_name = ""
entity_name_variants = ""
entity_parent = 0
def delete_record(table_name):
"""
Deletes a record from the specified table in an SQLite database based on the entityLGDCode.
:param table_name: Name of the table to delete the record from.
:type table_name: str
:return: None
:rtype: None
"""
st.header("Delete Record")
# Input field for entityLGDCode
entity_lgd_code = st.number_input("Entity LGD Code", min_value=0, step=1)
# Delete button
if st.button("Delete"):
# Connect to the SQLite database
conn = sqlite3.connect("lgd_database.db")
cursor = conn.cursor()
# Prepare the SQL query for deleting the record
delete_query = f"""
DELETE FROM {table_name}
WHERE entityLGDCode = ?
"""
values = (entity_lgd_code,)
try:
# Execute the SQL query
cursor.execute(delete_query, values)
conn.commit()
st.success("Record deleted successfully!")
except sqlite3.Error as e:
st.error("An error occurred while deleting the record: {}".format(e))
conn.rollback()
finally:
# Close the database connection
cursor.close()
conn.close()
# Reset the input fields
entity_lgd_code = 0
""" if __name__ == "__main__":
table_name = "block" # Provide the table name here
# Usage examples
update_record(table_name)
delete_record(table) """
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