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										 |  |  | const sql = require('./sql'); | 
					
						
							|  |  |  | const utils = require('./utils'); | 
					
						
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										 |  |  | const sync_table = require('./sync_table'); | 
					
						
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										 |  |  | const SYNCED_OPTIONS = [ 'username', 'password_verification_hash', 'encrypted_data_key', 'protected_session_timeout', | 
					
						
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										 |  |  |     'history_snapshot_time_interval' ]; | 
					
						
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							|  |  |  | async function getOption(optName) { | 
					
						
							|  |  |  |     const row = await sql.getSingleResultOrNull("SELECT opt_value FROM options WHERE opt_name = ?", [optName]); | 
					
						
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							|  |  |  |     if (!row) { | 
					
						
							|  |  |  |         throw new Error("Option " + optName + " doesn't exist"); | 
					
						
							|  |  |  |     } | 
					
						
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							|  |  |  |     return row['opt_value']; | 
					
						
							|  |  |  | } | 
					
						
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							|  |  |  | async function setOptionInTransaction(optName, optValue) { | 
					
						
							|  |  |  |     await sql.doInTransaction(async () => setOption(optName, optValue)); | 
					
						
							|  |  |  | } | 
					
						
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							|  |  |  | async function setOption(optName, optValue) { | 
					
						
							|  |  |  |     if (SYNCED_OPTIONS.includes(optName)) { | 
					
						
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										 |  |  |         await sync_table.addOptionsSync(optName); | 
					
						
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										 |  |  |     } | 
					
						
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							|  |  |  |     await setOptionNoSync(optName, optValue); | 
					
						
							|  |  |  | } | 
					
						
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							|  |  |  | async function setOptionNoSync(optName, optValue) { | 
					
						
							|  |  |  |     const now = utils.nowTimestamp(); | 
					
						
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							|  |  |  |     await sql.execute("UPDATE options SET opt_value = ?, date_modified = ? WHERE opt_name = ?", [optValue, now, optName]); | 
					
						
							|  |  |  | } | 
					
						
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										 |  |  | sql.dbReady.then(async () => { | 
					
						
							|  |  |  |     if (!await getOption('document_id')) { | 
					
						
							|  |  |  |         await setOption('document_id', utils.randomSecureToken(16)); | 
					
						
							|  |  |  |     } | 
					
						
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							|  |  |  |     if (!await getOption('document_secret')) { | 
					
						
							|  |  |  |         await setOption('document_secret', utils.randomSecureToken(16)); | 
					
						
							|  |  |  |     } | 
					
						
							|  |  |  | }); | 
					
						
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										 |  |  | module.exports = { | 
					
						
							|  |  |  |     getOption, | 
					
						
							|  |  |  |     setOption, | 
					
						
							|  |  |  |     setOptionNoSync, | 
					
						
							|  |  |  |     setOptionInTransaction, | 
					
						
							|  |  |  |     SYNCED_OPTIONS | 
					
						
							|  |  |  | }; |