62 lines
2.7 KiB
SQL
62 lines
2.7 KiB
SQL
-- Chat Switchboard — 013 Files (SQLite)
|
|
-- Unified files table replacing attachments.
|
|
-- Handles both upgrade (attachments exists) and fresh install.
|
|
|
|
CREATE TABLE IF NOT EXISTS files (
|
|
id TEXT PRIMARY KEY,
|
|
channel_id TEXT REFERENCES channels(id) ON DELETE CASCADE,
|
|
message_id TEXT REFERENCES messages(id) ON DELETE SET NULL,
|
|
user_id TEXT REFERENCES users(id) ON DELETE SET NULL,
|
|
project_id TEXT REFERENCES projects(id) ON DELETE SET NULL,
|
|
origin TEXT NOT NULL DEFAULT 'user_upload'
|
|
CHECK (origin IN ('user_upload', 'tool_output', 'system')),
|
|
filename TEXT NOT NULL,
|
|
content_type TEXT NOT NULL DEFAULT 'application/octet-stream',
|
|
size_bytes INTEGER NOT NULL DEFAULT 0,
|
|
storage_key TEXT NOT NULL,
|
|
display_hint TEXT NOT NULL DEFAULT 'download'
|
|
CHECK (display_hint IN ('inline', 'download', 'thumbnail')),
|
|
extracted_text TEXT,
|
|
metadata TEXT DEFAULT '{}',
|
|
created_at TEXT DEFAULT (datetime('now')),
|
|
updated_at TEXT DEFAULT (datetime('now'))
|
|
);
|
|
|
|
-- Ensure attachments table exists so the INSERT is always valid.
|
|
-- Upgrade: no-op (table already has data). Fresh install: empty table.
|
|
CREATE TABLE IF NOT EXISTS attachments (
|
|
id TEXT PRIMARY KEY, channel_id TEXT, user_id TEXT, message_id TEXT,
|
|
project_id TEXT, filename TEXT, content_type TEXT, size_bytes INTEGER,
|
|
storage_key TEXT, extracted_text TEXT, metadata TEXT, created_at TEXT
|
|
);
|
|
|
|
INSERT OR IGNORE INTO files (
|
|
id, channel_id, message_id, user_id, project_id,
|
|
origin, filename, content_type, size_bytes, storage_key,
|
|
display_hint, extracted_text, metadata, created_at, updated_at
|
|
)
|
|
SELECT
|
|
id, channel_id, message_id, user_id, project_id,
|
|
'user_upload',
|
|
filename, content_type, size_bytes, storage_key,
|
|
CASE
|
|
WHEN content_type LIKE 'image/%' THEN 'inline'
|
|
WHEN content_type LIKE 'video/%' THEN 'inline'
|
|
WHEN content_type LIKE 'audio/%' THEN 'inline'
|
|
WHEN content_type = 'application/pdf' THEN 'thumbnail'
|
|
WHEN content_type LIKE 'text/%' THEN 'inline'
|
|
ELSE 'download'
|
|
END,
|
|
extracted_text, metadata, created_at, created_at
|
|
FROM attachments;
|
|
|
|
DROP TABLE IF EXISTS attachments;
|
|
|
|
CREATE INDEX IF NOT EXISTS idx_files_channel ON files(channel_id);
|
|
CREATE INDEX IF NOT EXISTS idx_files_message ON files(message_id);
|
|
CREATE INDEX IF NOT EXISTS idx_files_user ON files(user_id);
|
|
CREATE INDEX IF NOT EXISTS idx_files_project ON files(project_id);
|
|
CREATE INDEX IF NOT EXISTS idx_files_origin ON files(origin);
|
|
CREATE INDEX IF NOT EXISTS idx_files_orphan ON files(created_at)
|
|
WHERE message_id IS NULL AND origin = 'user_upload';
|