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from dotenv import load_dotenv
load_dotenv()
import os
import logging
from sqlalchemy import create_engine, MetaData, Table, Column, Integer, String, Float, Boolean, Text, TIMESTAMP, func, select, text
from sqlalchemy.exc import SQLAlchemyError
from flask import current_app
from domain_subdomain import domains_and_subdomains # Import domain data
logger = logging.getLogger(__name__)
DATABASE_URL = os.getenv("POSTGRES_URL")
if not DATABASE_URL:
raise Exception("POSTGRES_URL environment variable not set")
engine = create_engine(DATABASE_URL)
metadata_db = MetaData() # Removed bind parameter
tables_cache = {}
_domain_tables_verified = False
def get_language_table(language):
"""Get or create language-specific recordings table"""
table_name = f"recordings_{language}"
if table_name not in tables_cache:
tables_cache[table_name] = Table(
table_name,
metadata_db,
Column('id', Integer, primary_key=True, autoincrement=True),
Column('user_id', String),
Column('audio_filename', String),
Column('transcription_id', Integer), # Reference to transcriptions table
Column('speaker_name', String),
Column('speaker_id', String), # Added this column
Column('audio_path', String),
Column('sampling_rate', Integer),
Column('duration', Float),
Column('language', String(2)),
Column('gender', String(10)),
Column('country', String),
Column('state', String),
Column('city', String),
Column('status', String(20), default='pending'), # Replace verified boolean with status
Column('verified_by', String, nullable=True),
Column('username', String),
Column('age_group', String),
Column('accent', String),
Column('domain', String(10)), # Add domain column
Column('subdomain', String(10)), # Add subdomain column
extend_existing=True
)
try:
metadata_db.create_all(engine, tables=[tables_cache[table_name]])
logger.info(f"Created table: {table_name}")
except Exception as e:
logger.error(f"Error creating table {table_name}: {e}")
raise
return tables_cache[table_name]
def store_metadata(metadata_dict):
"""Store recording metadata in appropriate language table"""
try:
language = metadata_dict.get('language')
if not language:
raise ValueError("Language is required in metadata")
# Create both tables if they don't exist
with engine.connect() as conn:
# Create recordings table first
recordings_table = get_language_table(language)
# Create table in database if it doesn't exist
try:
metadata_db.create_all(bind=conn, tables=[recordings_table])
logger.info(f"Ensured table exists: recordings_{language}")
except Exception as e:
logger.warning(f"Table creation warning (may already exist): {e}")
# Ensure transcription table exists
ensure_transcription_table(conn, language)
# Check if domain and subdomain columns exist in recordings table
domain_exists = conn.execute(text(f"""
SELECT EXISTS (
SELECT FROM information_schema.columns
WHERE table_name = 'recordings_{language}'
AND column_name = 'domain'
)
""")).scalar()
if not domain_exists:
# Add domain and subdomain columns
conn.execute(text(f"""
ALTER TABLE recordings_{language}
ADD COLUMN domain VARCHAR(10),
ADD COLUMN subdomain VARCHAR(10)
"""))
conn.commit()
logger.info(f"Added domain and subdomain columns to recordings_{language}")
# Remove any fields that don't match the table columns
valid_columns = [c.name for c in recordings_table.columns]
cleaned_metadata = {
k: (v if v != '' else None)
for k, v in metadata_dict.items()
if k in valid_columns
}
cleaned_metadata['status'] = 'pending' # Set default status
logger.debug(f"Storing metadata with columns: {list(cleaned_metadata.keys())}")
# Insert the metadata
result = conn.execute(recordings_table.insert().values(**cleaned_metadata))
conn.commit()
logger.info(f"Successfully stored metadata for recording: {cleaned_metadata.get('audio_filename')}")
return result.inserted_primary_key[0]
except Exception as e:
logger.error(f"Error in store_metadata: {str(e)}", exc_info=True)
raise
def store_transcription(transcription_text, language):
"""Store transcription in language-specific table"""
try:
# Create language-specific transcriptions table if it doesn't exist
with engine.connect() as conn:
create_table_query = text(f"""
CREATE TABLE IF NOT EXISTS transcriptions_{language} (
transcription_id SERIAL PRIMARY KEY,
user_id VARCHAR(255),
transcription_text TEXT NOT NULL,
recorded BOOLEAN DEFAULT false,
domain VARCHAR(10),
subdomain VARCHAR(10),
uploaded_at TIMESTAMP WITHOUT TIME ZONE DEFAULT CURRENT_TIMESTAMP
)
""")
conn.execute(create_table_query)
# Insert transcription
insert_query = text(f"""
INSERT INTO transcriptions_{language} (transcription_text)
VALUES (:transcription_text)
RETURNING transcription_id
""")
result = conn.execute(insert_query, {"transcription_text": transcription_text})
conn.commit()
return result.scalar()
except Exception as e:
logger.error(f"Error storing transcription: {e}")
raise Exception(f"Database error: {str(e)}")
def get_available_languages():
"""Get list of languages that have transcriptions available"""
try:
with engine.connect() as conn:
# Look for tables matching pattern 'transcriptions_*'
result = conn.execute(text("""
SELECT DISTINCT table_name
FROM information_schema.tables
WHERE table_name LIKE 'transcriptions_%'
"""))
# Extract language codes from table names
languages = [
table_name.replace('transcriptions_', '')
for (table_name,) in result
]
logger.debug(f"Found languages in DB: {languages}")
return languages
except Exception as e:
logger.error(f"Database error in get_available_languages: {str(e)}")
raise Exception(f"Database error: {str(e)}")
def ensure_transcription_table(conn, language):
"""Ensure transcription table exists with correct schema"""
try:
# Check if table exists
table_exists = conn.execute(text(f"""
SELECT EXISTS (
SELECT FROM information_schema.tables
WHERE table_name = 'transcriptions_{language}'
)
""")).scalar()
if table_exists:
# Check if recorded column exists
column_exists = conn.execute(text(f"""
SELECT EXISTS (
SELECT FROM information_schema.columns
WHERE table_name = 'transcriptions_{language}'
AND column_name = 'recorded'
)
""")).scalar()
if not column_exists:
# Add recorded column
conn.execute(text(f"""
ALTER TABLE transcriptions_{language}
ADD COLUMN recorded BOOLEAN DEFAULT false
"""))
conn.commit()
logger.info(f"Added recorded column to transcriptions_{language}")
# Check if domain column exists
domain_exists = conn.execute(text(f"""
SELECT EXISTS (
SELECT FROM information_schema.columns
WHERE table_name = 'transcriptions_{language}'
AND column_name = 'domain'
)
""")).scalar()
if not domain_exists:
# Add domain and subdomain columns
conn.execute(text(f"""
ALTER TABLE transcriptions_{language}
ADD COLUMN domain VARCHAR(10),
ADD COLUMN subdomain VARCHAR(10)
"""))
conn.commit()
logger.info(f"Added domain and subdomain columns to transcriptions_{language}")
else:
# Create new table with all columns
conn.execute(text(f"""
CREATE TABLE transcriptions_{language} (
transcription_id SERIAL PRIMARY KEY,
user_id VARCHAR(255),
transcription_text TEXT NOT NULL,
recorded BOOLEAN DEFAULT false,
domain VARCHAR(10),
subdomain VARCHAR(10),
uploaded_at TIMESTAMP WITHOUT TIME ZONE DEFAULT CURRENT_TIMESTAMP
)
"""))
conn.commit()
logger.info(f"Created table: transcriptions_{language}")
except Exception as e:
logger.error(f"Error ensuring transcription table: {e}")
raise
def get_transcriptions_for_language(language_code, include_recorded=False, limit=None, offset=0, exclude_ids=None,
count_only=False, ids_only=False, specific_ids=None, domain=None, subdomain=None):
"""
Get transcriptions for a language with various filtering options
Args:
language_code (str): Language code to fetch transcriptions for
include_recorded (bool): Whether to include already recorded transcriptions
limit (int, optional): Maximum number of transcriptions to return
offset (int, optional): Offset for pagination
exclude_ids (list, optional): IDs to exclude from results
count_only (bool): Return only the count of matching transcriptions
ids_only (bool): Return only the transcript IDs without content
specific_ids (list, optional): Specific transcript IDs to fetch
domain (str, optional): Filter by specific domain
subdomain (str, optional): Filter by specific subdomain
"""
try:
with engine.connect() as conn:
ensure_transcription_table(conn, language_code)
# If count only, just return the count
if count_only:
where_clauses = []
if not include_recorded:
where_clauses.append("recorded = false")
# Add domain and subdomain filters if provided
if domain:
where_clauses.append("domain = :domain")
if subdomain:
where_clauses.append("subdomain = :subdomain")
where_clause = f"WHERE {' AND '.join(where_clauses)}" if where_clauses else ""
count_query = text(f"""
SELECT COUNT(*)
FROM transcriptions_{language_code}
{where_clause}
""")
params = {}
if domain:
params['domain'] = domain
if subdomain:
params['subdomain'] = subdomain
count = conn.execute(count_query, params).scalar() or 0
return {'count': count}
# Build the SELECT clause based on ids_only
select_clause = "SELECT transcription_id" if ids_only else "SELECT transcription_id, transcription_text, recorded, domain, subdomain"
# Build the WHERE clause
where_clauses = []
if not include_recorded:
where_clauses.append("recorded = false")
# Add domain and subdomain filters if provided
if domain:
where_clauses.append("domain = :domain")
if subdomain:
where_clauses.append("subdomain = :subdomain")
if exclude_ids and len(exclude_ids) > 0:
placeholders = ','.join([f':exclude_id_{i}' for i in range(len(exclude_ids))])
where_clauses.append(f"transcription_id NOT IN ({placeholders})")
if specific_ids and len(specific_ids) > 0:
placeholders = ','.join([f':specific_id_{i}' for i in range(len(specific_ids))])
where_clauses.append(f"transcription_id IN ({placeholders})")
where_clause = f"WHERE {' AND '.join(where_clauses)}" if where_clauses else ""
# Build pagination clause
limit_clause = f"LIMIT :limit" if limit is not None else ""
offset_clause = f"OFFSET :offset" if offset > 0 else ""
# Build query
query = text(f"""
{select_clause}
FROM transcriptions_{language_code}
{where_clause}
ORDER BY transcription_id
{limit_clause}
{offset_clause}
""")
# Build params dict
params = {}
if limit is not None:
params['limit'] = limit
if offset > 0:
params['offset'] = offset
if domain:
params['domain'] = domain
if subdomain:
params['subdomain'] = subdomain
# Add exclude IDs to params
if exclude_ids and len(exclude_ids) > 0:
for i, id_val in enumerate(exclude_ids):
params[f'exclude_id_{i}'] = id_val
# Add specific IDs to params
if specific_ids and len(specific_ids) > 0:
for i, id_val in enumerate(specific_ids):
params[f'specific_id_{i}'] = id_val
result = conn.execute(query, params)
# Handle IDs-only response
if ids_only:
return [row[0] for row in result]
# Handle normal response
transcriptions = [
{"id": row[0], "text": row[1], "recorded": row[2], "domain": row[3], "subdomain": row[4]}
for row in result
]
if not transcriptions and not ids_only:
cond = "unrecorded " if not include_recorded else ""
domain_info = f" for domain '{domain}'" if domain else ""
subdomain_info = f" and subdomain '{subdomain}'" if subdomain else ""
logger.warning(f"No {cond}transcriptions found for language: {language_code}{domain_info}{subdomain_info}")
return []
return transcriptions
except Exception as e:
logger.error(f"Database error in get_transcriptions_for_language: {str(e)}")
raise
def table_exists(conn, table_name):
"""Check if a table exists in the database"""
exists_query = text("""
SELECT EXISTS (
SELECT FROM information_schema.tables
WHERE table_schema = 'public'
AND table_name = :table_name
)
""")
result = conn.execute(exists_query, {"table_name": table_name})
return result.scalar()
def get_dataset_stats():
"""Get dataset statistics from PostgreSQL"""
try:
with engine.connect() as conn:
stats = {
'total_recordings': 0,
'total_verified': 0,
'languages': {},
'total_duration': 0, # This will be in seconds
'total_users': 0,
'total_languages': 0,
'total_transcripts': 0 # Added total transcripts
}
# Get total transcripts count from all language-specific tables
transcripts_query = text("""
SELECT table_name
FROM information_schema.tables
WHERE table_name LIKE 'transcriptions_%'
""")
transcript_tables = conn.execute(transcripts_query).fetchall()
total_transcripts = 0
for (table_name,) in transcript_tables:
count_query = text(f"SELECT COUNT(*) FROM {table_name}")
count = conn.execute(count_query).scalar() or 0
total_transcripts += count
stats['total_transcripts'] = total_transcripts
# Get available languages and their tables
languages = get_available_languages()
if not languages:
logger.warning("No language tables found")
return stats
# First create missing tables
for lang in languages:
table_name = f"recordings_{lang}"
if not table_exists(conn, table_name):
logger.info(f"Creating table for language: {lang}")
get_language_table(lang) # This will create the table if it doesn't exist
# Build UNION query for both stats and user count
query_parts = []
existing_tables = []
for lang in languages:
table_name = f"recordings_{lang}"
if table_exists(conn, table_name):
query_parts.append(f"""
SELECT
status,
duration,
user_id,
'{lang}' as language
FROM {table_name}
""")
existing_tables.append((table_name, lang))
if query_parts:
# Build and execute the full stats query
union_query = " UNION ALL ".join(query_parts)
stats_query = text(f"""
SELECT
COUNT(*) as total,
SUM(CASE WHEN status = 'verified' THEN 1 ELSE 0 END) as verified,
SUM(duration) as total_duration,
COUNT(DISTINCT user_id) as total_users
FROM ({union_query}) all_recordings
""")
result = conn.execute(stats_query)
row = result.fetchone()
if row:
stats['total_recordings'] = row[0]
stats['total_verified'] = row[1]
stats['total_duration'] = float(row[2] or 0) # Duration in seconds
stats['total_users'] = row[3] # Get unique users across all recordings
# Get per-language statistics including transcripts count
for table_name, lang in existing_tables:
try:
# Get recordings stats
result = conn.execute(text(f"""
SELECT
COUNT(*) as total,
COUNT(DISTINCT user_id) as total_users,
SUM(CASE WHEN status = 'verified' THEN 1 ELSE 0 END) as verified,
SUM(duration) as duration
FROM {table_name}
"""))
row = result.fetchone()
# Get transcripts count for this language
trans_result = conn.execute(text(f"""
SELECT COUNT(*)
FROM transcriptions_{lang}
"""))
transcripts_count = trans_result.scalar() or 0
if row:
stats['languages'][lang] = {
'recordings': row[0],
'total_users': row[1],
'verified': row[2],
'total_duration': float(row[3] or 0),
'available_transcripts': transcripts_count # Added transcripts count
}
except Exception as e:
logger.warning(f"Could not get stats for {table_name}: {e}")
stats['languages'][lang] = {
'recordings': 0,
'total_users': 0,
'verified': 0,
'total_duration': 0.0,
'available_transcripts': 0
}
continue
stats['total_languages'] = len(stats['languages'])
return stats
except Exception as e:
logger.error(f"Error getting dataset stats: {e}")
return {
'total_recordings': 0,
'total_verified': 0,
'languages': {},
'total_duration': 0,
'total_users': 0,
'total_languages': 0,
'total_transcripts': 0
}
def create_assignments_table(conn):
"""Create a single assignments table with one row per user"""
conn.execute(text("""
DROP TABLE IF EXISTS validation_assignments;
CREATE TABLE validation_assignments (
id SERIAL PRIMARY KEY,
assigned_to VARCHAR(255) NOT NULL, -- Changed from user_id to match column name
language VARCHAR(2) NOT NULL,
recording_id INTEGER NOT NULL,
assigned_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
expires_at TIMESTAMP NOT NULL,
status VARCHAR(20) DEFAULT 'pending',
UNIQUE (assigned_to) -- Ensure only one row per user
)
"""))
conn.commit()
def cleanup_completed_assignments():
"""Remove completed assignments from the table"""
try:
with engine.connect() as conn:
conn.execute(text("""
DELETE FROM validation_assignments
WHERE status IN ('completed_verified', 'completed_rejected')
"""))
conn.commit()
except Exception as e:
logger.error(f"Error cleaning up assignments: {e}")
def assign_recording(language, moderator_id, domain='', subdomain=''):
"""Get next unassigned recording or update existing assignment with domain/subdomain filtering"""
try:
with engine.connect() as conn:
# First check if recordings table exists
if not table_exists(conn, f"recordings_{language}"):
logger.info(f"No recordings table exists for language: {language}")
return None
# Check if there are any pending recordings with these filters
filters_check_query = text(f"""
SELECT COUNT(*) FROM recordings_{language}
WHERE status = 'pending'
{" AND domain = :domain" if domain else ""}
{" AND subdomain = :subdomain" if subdomain else ""}
""")
matching_recordings = conn.execute(filters_check_query, {
"domain": domain,
"subdomain": subdomain
}).scalar()
if matching_recordings == 0:
domain_info = f" for domain '{domain}'" if domain else ""
subdomain_info = f" and subdomain '{subdomain}'" if subdomain else ""
logger.info(f"No pending recordings found{domain_info}{subdomain_info}")
return None
# Create assignments table if it doesn't exist
create_assignments_table(conn)
# Clean up completed assignments periodically
cleanup_completed_assignments()
# Clear expired assignments
conn.execute(text("""
UPDATE validation_assignments
SET status = 'expired'
WHERE expires_at < NOW()
"""))
# Check if user has an existing assignment
existing = conn.execute(text("""
SELECT recording_id, language
FROM validation_assignments
WHERE assigned_to = :moderator_id
"""), {
"moderator_id": moderator_id
}).first()
if existing and existing.language == language:
# Check if existing assignment matches domain/subdomain filters
match_query = text(f"""
SELECT r.id
FROM recordings_{language} r
WHERE r.id = :recording_id
AND (:domain = '' OR r.domain = :domain)
AND (:subdomain = '' OR r.subdomain = :subdomain)
""")
matches_filters = conn.execute(match_query, {
"recording_id": existing.recording_id,
"domain": domain,
"subdomain": subdomain
}).scalar() is not None
if matches_filters:
# Return existing assignment as it matches the filters
result = conn.execute(text(f"""
SELECT r.*, t.transcription_text
FROM recordings_{language} r
LEFT JOIN transcriptions_{language} t
ON r.transcription_id = t.transcription_id
WHERE r.id = :recording_id
"""), {
"recording_id": existing.recording_id
})
return result.mappings().first()
else:
# Release the existing assignment as it doesn't match the filters
logger.info(f"Releasing assignment for user {moderator_id} as it doesn't match new filters")
conn.execute(text("""
DELETE FROM validation_assignments
WHERE assigned_to = :moderator_id
"""), {
"moderator_id": moderator_id
})
conn.commit() # Make sure to commit the DELETE
# Build domain and subdomain filter conditions
domain_condition = "AND r.domain = :domain" if domain else ""
subdomain_condition = "AND r.subdomain = :subdomain" if subdomain else ""
# Log query parameters for debugging
logger.debug(f"Looking for recordings with filters - domain: '{domain}', subdomain: '{subdomain}'")
# Get next available recording with filters
next_recording = conn.execute(text(f"""
WITH assigned_recordings AS (
SELECT recording_id
FROM validation_assignments
WHERE status = 'pending'
AND expires_at > NOW()
)
SELECT r.id
FROM recordings_{language} r
WHERE r.status = 'pending'
AND NOT EXISTS (
SELECT 1
FROM assigned_recordings ar
WHERE ar.recording_id = r.id
)
{domain_condition}
{subdomain_condition}
ORDER BY r.id
LIMIT 1
FOR UPDATE SKIP LOCKED
"""), {
"domain": domain,
"subdomain": subdomain
}).scalar()
if not next_recording:
domain_info = f" with domain '{domain}'" if domain else ""
subdomain_info = f" and subdomain '{subdomain}'" if subdomain else ""
logger.info(f"No unassigned recordings found{domain_info}{subdomain_info}")
return None
# Insert or update assignment
conn.execute(text("""
INSERT INTO validation_assignments
(assigned_to, language, recording_id, expires_at, status)
VALUES
(:moderator_id, :language, :recording_id, NOW() + INTERVAL '10 minutes', 'pending')
ON CONFLICT (assigned_to)
DO UPDATE SET
language = EXCLUDED.language,
recording_id = EXCLUDED.recording_id,
expires_at = EXCLUDED.expires_at,
status = 'pending'
"""), {
"moderator_id": moderator_id,
"language": language,
"recording_id": next_recording
})
# Get full recording data including transcription
result = conn.execute(text(f"""
SELECT r.*, t.transcription_text
FROM recordings_{language} r
LEFT JOIN transcriptions_{language} t
ON r.transcription_id = t.transcription_id
WHERE r.id = :recording_id
"""), {
"recording_id": next_recording
})
recording = result.mappings().first()
conn.commit()
return recording
except Exception as e:
logger.error(f"Error assigning recording: {e}")
raise
def complete_assignment(language, recording_id, moderator_id, status):
"""Mark an assignment as completed and remove it - optimized version"""
try:
with engine.begin() as conn: # Use begin() for automatic transaction management
# Update and cleanup in a single transaction
conn.execute(text("""
WITH completed AS (
UPDATE validation_assignments
SET status = :status
WHERE assigned_to = :moderator_id
AND recording_id = :recording_id
AND language = :language
)
DELETE FROM validation_assignments
WHERE status IN ('completed_verified', 'completed_rejected')
"""), {
"status": status,
"moderator_id": moderator_id,
"recording_id": recording_id,
"language": language
})
except Exception as e:
logger.error(f"Error completing assignment: {e}")
raise
def ensure_domain_tables(conn):
"""Ensure domain and subdomain tables exist in PostgreSQL."""
global _domain_tables_verified
# Skip verification if tables were already verified
if _domain_tables_verified:
return True
try:
# Create domains table if it doesn't exist
conn.execute(text("""
CREATE TABLE IF NOT EXISTS domains (
code VARCHAR(10) PRIMARY KEY,
name VARCHAR(100) NOT NULL
)
"""))
# Create subdomains table if it doesn't exist
conn.execute(text("""
CREATE TABLE IF NOT EXISTS subdomains (
id SERIAL PRIMARY KEY,
mnemonic VARCHAR(10) NOT NULL,
name VARCHAR(100) NOT NULL,
domain_code VARCHAR(10) NOT NULL REFERENCES domains(code),
UNIQUE(domain_code, mnemonic)
)
"""))
conn.commit()
logger.info("Domain and subdomain tables created or verified")
# Mark tables as verified
_domain_tables_verified = True
return True
except Exception as e:
logger.error(f"Error creating domain tables: {e}")
conn.rollback()
return False
def initialize_domain_data():
"""Initialize domain and subdomain tables with data from domain_subdomain.py"""
try:
with engine.connect() as conn:
# Create the tables if they don't exist
if not ensure_domain_tables(conn):
logger.error("Failed to create domain tables")
return False
# Check if domains table is empty
domain_count = conn.execute(text("SELECT COUNT(*) FROM domains")).scalar()
if domain_count == 0:
logger.info("Domain table is empty. Populating with predefined data...")
# Insert domains
for code, name in domains_and_subdomains["domains"].items():
conn.execute(text(
"INSERT INTO domains (code, name) VALUES (:code, :name)"
), {"code": code, "name": name})
# Insert subdomains
for domain_code, subdomains in domains_and_subdomains["subdomains"].items():
for subdomain in subdomains:
conn.execute(text("""
INSERT INTO subdomains (mnemonic, name, domain_code)
VALUES (:mnemonic, :name, :domain_code)
"""), {
"mnemonic": subdomain["mnemonic"],
"name": subdomain["name"],
"domain_code": domain_code
})
conn.commit()
logger.info("Domain and subdomain data populated successfully")
else:
logger.debug("Domain data already exists in database")
return True
except Exception as e:
logger.error(f"Error initializing domain data: {str(e)}")
return False
def get_all_domains_db():
"""Get all domains from the database."""
try:
with engine.connect() as conn:
ensure_domain_tables(conn)
result = conn.execute(text("SELECT code, name FROM domains"))
domains = {row[0]: row[1] for row in result}
# If no domains found in database, return predefined domains
if not domains:
logger.warning("No domains found in database, returning predefined domains")
return domains_and_subdomains["domains"]
return domains
except Exception as e:
logger.error(f"Error getting all domains: {e}")
# Fallback to predefined domains
return domains_and_subdomains["domains"]
def get_domain_name_db(domain_code):
"""Get domain name from its code."""
try:
with engine.connect() as conn:
result = conn.execute(text(
"SELECT name FROM domains WHERE code = :code"
), {"code": domain_code})
row = result.fetchone()
if row:
return row[0]
# Fallback to predefined domains if not found in database
if domain_code in domains_and_subdomains["domains"]:
return domains_and_subdomains["domains"][domain_code]
return None
except Exception as e:
logger.error(f"Error getting domain name: {e}")
# Fallback to predefined domains
return domains_and_subdomains["domains"].get(domain_code)
def get_domain_subdomains_db(domain_code):
"""Get all subdomains for a specific domain."""
try:
with engine.connect() as conn:
# Try to get from database first
result = conn.execute(text(
"SELECT mnemonic, name FROM subdomains WHERE domain_code = :code"
), {"code": domain_code})
subdomains = [{"mnemonic": row[0], "name": row[1]} for row in result]
# If nothing found in database, return predefined subdomains
if not subdomains and domain_code in domains_and_subdomains["subdomains"]:
return domains_and_subdomains["subdomains"][domain_code]
return subdomains
except Exception as e:
logger.error(f"Error getting domain subdomains: {e}")
# Fallback to predefined subdomains
return domains_and_subdomains["subdomains"].get(domain_code, [])
def get_subdomain_by_mnemonic_db(domain_code, subdomain_mnemonic):
"""Get subdomain information by its mnemonic within a domain."""
try:
with engine.connect() as conn:
result = conn.execute(text(
"SELECT mnemonic, name FROM subdomains WHERE domain_code = :code AND mnemonic = :mnemonic"
), {"code": domain_code, "mnemonic": subdomain_mnemonic})
row = result.fetchone()
if row:
return {"mnemonic": row[0], "name": row[1]}
# Fallback to predefined subdomains
for subdomain in domains_and_subdomains["subdomains"].get(domain_code, []):
if subdomain["mnemonic"] == subdomain_mnemonic:
return subdomain
return None
except Exception as e:
logger.error(f"Error getting subdomain by mnemonic: {e}")
# Fallback to predefined subdomains
for subdomain in domains_and_subdomains["subdomains"].get(domain_code, []):
if subdomain["mnemonic"] == subdomain_mnemonic:
return subdomain
return None
def search_subdomain_db(query, domain_code=None):
"""Search for a subdomain by name or mnemonic across all domains or a specific domain."""
try:
with engine.connect() as conn:
if (domain_code):
result = conn.execute(text("""
SELECT s.mnemonic, s.name, s.domain_code, d.name
FROM subdomains s
JOIN domains d ON s.domain_code = d.code
WHERE s.domain_code = :domain_code
AND (LOWER(s.name) LIKE :query OR LOWER(s.mnemonic) LIKE :query)
"""), {"domain_code": domain_code, "query": f"%{query.lower()}%"})
else:
result = conn.execute(text("""
SELECT s.mnemonic, s.name, s.domain_code, d.name
FROM subdomains s
JOIN domains d ON s.domain_code = d.code
WHERE LOWER(s.name) LIKE :query OR LOWER(s.mnemonic) LIKE :query
"""), {"query": f"%{query.lower()}%"})
results = []
for row in result:
results.append({
"domain": row[2],
"domain_name": row[3],
"subdomain": {"mnemonic": row[0], "name": row[1]}
})
return results
except Exception as e:
logger.error(f"Error searching subdomains: {e}")
return []
def get_available_domains():
"""Get list of available domains from transcriptions in database"""
try:
with engine.connect() as conn:
# Make sure domain tables exist
ensure_domain_tables(conn)
# First get a list of all transcription tables that actually exist
existing_tables = conn.execute(text("""
SELECT table_name FROM information_schema.tables
WHERE table_name LIKE 'transcriptions_%'
AND table_schema = 'public'
""")).fetchall()
if not existing_tables:
logger.warning("No transcription tables found in database")
# Return all domains from domain_subdomain.py as a fallback
return list(domains_and_subdomains["domains"].keys())
# Build the UNION query dynamically based on existing tables
query_parts = []
for (table_name,) in existing_tables:
# First check if the domain column exists in this table
column_exists = conn.execute(text("""
SELECT EXISTS (
SELECT FROM information_schema.columns
WHERE table_name = :table_name
AND column_name = 'domain'
)
"""), {"table_name": table_name}).scalar()
if column_exists:
query_parts.append(f"""
SELECT DISTINCT domain FROM {table_name}
WHERE domain IS NOT NULL AND domain != ''
""")
if query_parts:
# Execute the union query to get all distinct domains across all tables
domains_query = text(" UNION ".join(query_parts))
domain_results = conn.execute(domains_query).fetchall()
domains = [domain[0] for domain in domain_results if domain[0]]
if domains:
return domains
logger.warning("No transcription tables with domain column found")
# Return all domains from domain_subdomain.py as a fallback
return list(domains_and_subdomains["domains"].keys())
except Exception as e:
logger.error(f"Error getting available domains from transcriptions: {e}")
# Return all domains from domain_subdomain.py as a fallback
return list(domains_and_subdomains["domains"].keys())
def get_available_subdomains(domain_code):
"""Get list of available subdomains for a domain from transcriptions in database"""
try:
with engine.connect() as conn:
# First check if any transcription tables exist and have the subdomain column
existing_tables = conn.execute(text("""
SELECT table_name FROM information_schema.tables
WHERE table_name LIKE 'transcriptions_%'
AND table_schema = 'public'
""")).fetchall()
if not existing_tables:
logger.warning("No transcription tables found in database")
# Return all subdomains for this domain as fallback
return [sd["mnemonic"] for sd in domains_and_subdomains["subdomains"].get(domain_code, [])]
# Build the UNION query dynamically based on existing tables
query_parts = []
for (table_name,) in existing_tables:
# Check if both domain and subdomain columns exist
columns_exist = conn.execute(text("""
SELECT EXISTS (
SELECT FROM information_schema.columns
WHERE table_name = :table_name
AND column_name = 'domain'
) AND EXISTS (
SELECT FROM information_schema.columns
WHERE table_name = :table_name
AND column_name = 'subdomain'
)
"""), {"table_name": table_name}).scalar()
if columns_exist:
query_parts.append(f"""
SELECT DISTINCT subdomain FROM {table_name}
WHERE domain = :domain_code
AND subdomain IS NOT NULL AND subdomain != ''
""")
if query_parts:
# Execute the union query with domain code parameter
subdomains_query = text(" UNION ".join(query_parts))
subdomain_results = conn.execute(subdomains_query, {"domain_code": domain_code}).fetchall()
subdomains = [subdomain[0] for subdomain in subdomain_results if subdomain[0]]
if subdomains:
return subdomains
logger.warning(f"No transcription tables with domain and subdomain columns found")
# Return all subdomains for this domain as fallback
return [sd["mnemonic"] for sd in domains_and_subdomains["subdomains"].get(domain_code, [])]
except Exception as e:
logger.error(f"Error getting available subdomains from transcriptions: {e}")
# Return all subdomains for this domain as fallback
return [sd["mnemonic"] for sd in domains_and_subdomains["subdomains"].get(domain_code, [])]
# Initialize domain data when module is loaded
try:
initialize_domain_data()
except Exception as e:
logger.warning(f"Could not initialize domain data: {e}. Will try again when needed.")
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