support bang additional triggers
This commit is contained in:
Fabian Freund
@@ -1,4 +1,5 @@
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import 'package:weblibre/features/bangs/data/database/drift/converters/bang_format.dart';
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import 'package:weblibre/features/bangs/data/database/drift/converters/trigger_list.dart';
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import 'package:weblibre/features/bangs/data/models/bang_data.dart';
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import 'package:weblibre/features/bangs/data/models/bang_group.dart';
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import 'package:weblibre/features/bangs/data/models/bang.dart';
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@@ -13,9 +14,47 @@ CREATE TABLE bang (
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category TEXT,
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sub_category TEXT,
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format TEXT MAPPED BY `const BangFormatConverter()`,
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additional_triggers TEXT MAPPED BY `const TriggerListConverter()`,
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PRIMARY KEY ("trigger", "group")
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) WITH Bang;
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CREATE TABLE bang_triggers (
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"trigger" TEXT NOT NULL,
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"group" ENUM(BangGroup) NOT NULL,
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additional_trigger TEXT NOT NULL,
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PRIMARY KEY ("trigger", "group", additional_trigger),
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FOREIGN KEY ("trigger", "group") REFERENCES bang ("trigger", "group") ON DELETE CASCADE
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);
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CREATE INDEX idx_bang_triggers_lookup ON bang_triggers (additional_trigger, "group");
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-- Trigger to populate bang_triggers when inserting a new bang
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CREATE TRIGGER bang_triggers_after_insert AFTER INSERT ON bang
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WHEN new.additional_triggers IS NOT NULL
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BEGIN
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INSERT INTO bang_triggers("trigger", "group", additional_trigger)
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SELECT
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new."trigger",
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new."group",
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json_each.value
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FROM json_each(new.additional_triggers);
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END;
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-- Trigger to update bang_triggers when updating a bang
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CREATE TRIGGER bang_triggers_after_update AFTER UPDATE ON bang BEGIN
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-- Delete old additional triggers
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DELETE FROM bang_triggers
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WHERE "trigger" = old."trigger" AND "group" = old."group";
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-- Insert new additional triggers if they exist
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INSERT INTO bang_triggers("trigger", "group", additional_trigger)
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SELECT
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new."trigger",
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new."group",
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json_each.value
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FROM json_each(new.additional_triggers)
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WHERE new.additional_triggers IS NOT NULL;
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END;
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CREATE TABLE bang_sync (
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"group" ENUM(BangGroup) PRIMARY KEY NOT NULL,
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last_sync DATETIME NOT NULL
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@@ -46,6 +85,13 @@ CREATE VIRTUAL TABLE bang_fts
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prefix='2 3'
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);
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CREATE VIRTUAL TABLE bang_triggers_fts
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USING fts5(
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additional_trigger,
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content=bang_triggers,
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prefix='2 3'
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);
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CREATE VIEW bang_data_view WITH BangData AS
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SELECT
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b.*,
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@@ -76,59 +122,137 @@ CREATE TRIGGER bang_after_update AFTER UPDATE ON bang BEGIN
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VALUES (new.rowid, new."trigger", new.website_name);
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END;
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optimizeFtsIndex:
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CREATE TRIGGER bang_triggers_after_insert_fts AFTER INSERT ON bang_triggers BEGIN
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INSERT INTO
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bang_triggers_fts(rowid, additional_trigger)
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VALUES (new.rowid, new.additional_trigger);
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END;
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CREATE TRIGGER bang_triggers_after_delete_fts AFTER DELETE ON bang_triggers BEGIN
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INSERT INTO
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bang_triggers_fts(bang_triggers_fts, rowid, additional_trigger)
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VALUES('delete', old.rowid, old.additional_trigger);
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END;
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CREATE TRIGGER bang_triggers_after_update_fts AFTER UPDATE ON bang_triggers BEGIN
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INSERT INTO
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bang_triggers_fts(bang_triggers_fts, rowid, additional_trigger)
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VALUES('delete', old.rowid, old.additional_trigger);
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INSERT INTO
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bang_triggers_fts(rowid, additional_trigger)
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VALUES (new.rowid, new.additional_trigger);
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END;
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optimizeBangFtsIndex:
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INSERT INTO bang_fts(bang_fts) VALUES ('optimize');
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optimizeTriggerFtsIndex:
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INSERT INTO bang_triggers_fts(bang_triggers_fts) VALUES ('optimize');
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queryBangs WITH BangData:
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WITH weights AS (
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SELECT
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-- Customize these weights (higher = more important)
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10.0 AS "trigger", -- Title matches are most important
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5.0 AS website_name -- URL matches are quite important
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10.0 AS "trigger",
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8.0 AS additional_trigger,
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5.0 AS website_name
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),
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bang_results AS (
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SELECT
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b.*,
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bf.frequency,
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bf.last_used,
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bm25(bang_fts, weights."trigger", weights.website_name) AS weighted_rank
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FROM
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bang_fts(:query) fts
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INNER JOIN
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bang b ON b.rowid = fts.rowid
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LEFT JOIN
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bang_frequency bf ON b."trigger" = bf."trigger" AND b."group" = bf."group"
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CROSS JOIN weights
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),
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trigger_results AS (
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SELECT
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b.*,
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bf.frequency,
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bf.last_used,
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bm25(bang_triggers_fts, weights.additional_trigger) AS weighted_rank
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FROM
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bang_triggers_fts(:query) tfts
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INNER JOIN
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bang_triggers bt ON bt.rowid = tfts.rowid
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INNER JOIN
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bang b ON b."trigger" = bt."trigger" AND b."group" = bt."group"
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LEFT JOIN
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bang_frequency bf ON b."trigger" = bf."trigger" AND b."group" = bf."group"
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CROSS JOIN weights
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),
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combined_results AS (
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SELECT * FROM bang_results
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UNION ALL
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SELECT * FROM trigger_results
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)
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SELECT
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b.*,
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bf.frequency,
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bf.last_used,
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bm25(bang_fts, weights."trigger", weights.website_name) AS weighted_rank
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FROM
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bang_fts(:query) fts
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INNER JOIN
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bang b ON b.rowid = fts.rowid
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LEFT JOIN
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bang_frequency bf ON b."trigger" = bf."trigger" AND b."group" = bf."group"
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CROSS JOIN
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weights
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*,
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MIN(weighted_rank) AS weighted_rank
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FROM combined_results
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GROUP BY "trigger", "group"
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ORDER BY
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weighted_rank ASC,
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bf.frequency NULLS LAST;
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weighted_rank ASC,
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frequency NULLS LAST;
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queryBangsBasic WITH BangData:
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WITH weights AS (
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SELECT
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-- Customize these weights (higher = more important)
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10.0 AS "trigger", -- Title matches are most important
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5.0 AS website_name -- URL matches are quite important
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10.0 AS "trigger",
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8.0 AS additional_trigger,
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5.0 AS website_name
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),
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bang_results AS (
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SELECT
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b.*,
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bf.frequency,
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bf.last_used,
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bm25(bang_fts, weights."trigger", weights.website_name) AS weighted_rank
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FROM
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bang_fts fts
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INNER JOIN
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bang b ON b.rowid = fts.rowid
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LEFT JOIN
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bang_frequency bf ON b."trigger" = bf."trigger" AND b."group" = bf."group"
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CROSS JOIN weights
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WHERE
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fts."trigger" LIKE :query OR
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fts.website_name LIKE :query
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),
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trigger_results AS (
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SELECT
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b.*,
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bf.frequency,
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bf.last_used,
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bm25(bang_triggers_fts, weights.additional_trigger) AS weighted_rank
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FROM
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bang_triggers_fts tfts
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INNER JOIN
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bang_triggers bt ON bt.rowid = tfts.rowid
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INNER JOIN
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bang b ON b."trigger" = bt."trigger" AND b."group" = bt."group"
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LEFT JOIN
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bang_frequency bf ON b."trigger" = bf."trigger" AND b."group" = bf."group"
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CROSS JOIN weights
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WHERE
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tfts.additional_trigger LIKE :query
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),
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combined_results AS (
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SELECT * FROM bang_results
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UNION ALL
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SELECT * FROM trigger_results
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)
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SELECT
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b.*,
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bf.frequency,
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bf.last_used,
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bm25(bang_fts, weights."trigger", weights.website_name) AS weighted_rank
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FROM
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bang_fts fts
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INNER JOIN
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bang b ON b.rowid = fts.rowid
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LEFT JOIN
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bang_frequency bf ON b."trigger" = bf."trigger" AND b."group" = bf."group"
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CROSS JOIN
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weights
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WHERE
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fts."trigger" LIKE :query OR
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fts.website_name LIKE :query
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*,
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MIN(weighted_rank) AS weighted_rank
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FROM combined_results
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GROUP BY "trigger", "group"
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ORDER BY
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weighted_rank ASC,
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bf.frequency NULLS LAST;
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weighted_rank ASC,
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frequency NULLS LAST;
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categoriesJson:
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WITH categories AS (
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