118 lines
2.8 KiB
Go
118 lines
2.8 KiB
Go
package db
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import (
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"database/sql"
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)
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var db *sql.DB
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const DB_VERSION = 2
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func InitDB(driver string, connStr string) error {
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var err error
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db, err = sql.Open(driver, connStr)
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if err != nil {
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return err
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}
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_, err = db.Exec(`
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CREATE TABLE IF NOT EXISTS schema_version (
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version INTEGER PRIMARY KEY,
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timestamp TIMESTAMP DEFAULT CURRENT_TIMESTAMP
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);
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CREATE TABLE IF NOT EXISTS projects (
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id INTEGER PRIMARY KEY AUTOINCREMENT,
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title TEXT
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);
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CREATE TABLE IF NOT EXISTS cards (
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id INTEGER PRIMARY KEY AUTOINCREMENT,
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project_id INTEGER,
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title TEXT,
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content TEXT,
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FOREIGN KEY(project_id) REFERENCES projects(id)
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);
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CREATE TABLE IF NOT EXISTS tags (
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id INTEGER PRIMARY KEY AUTOINCREMENT,
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project_id INTEGER,
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title TEXT,
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type int,
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FOREIGN KEY(project_id) REFERENCES projects(id)
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);
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CREATE TABLE IF NOT EXISTS cardtags (
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card_id INTEGER,
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tag_id INTEGER,
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option_id TEXT,
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value TEXT,
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PRIMARY KEY(card_id, tag_id),
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FOREIGN KEY(card_id) REFERENCES cards(id)
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FOREIGN KEY(tag_id) REFERENCES tags(id)
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FOREIGN KEY(option_id) REFERENCES tagsoptions(id)
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);
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CREATE TABLE IF NOT EXISTS tagsoptions (
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id INTEGER PRIMARY KEY AUTOINCREMENT,
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tag_id INTEGER,
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value TEXT,
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FOREIGN KEY(tag_id) REFERENCES tags(id)
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);
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CREATE TABLE IF NOT EXISTS views (
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id INTEGER PRIMARY KEY AUTOINCREMENT,
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project_id INTEGER,
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primary_tag_id INTEGER,
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secondary_tag_id INTEGER,
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title TEXT,
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sort_tag_id INTEGER,
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sort_direction INTEGER,
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FOREIGN KEY(project_id) REFERENCES projects(id),
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FOREIGN KEY(primary_tag_id) REFERENCES tags(id),
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FOREIGN KEY(secondary_tag_id) REFERENCES tags(id)
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);
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CREATE TABLE IF NOT EXISTS filters (
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id INTEGER PRIMARY KEY AUTOINCREMENT,
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view_id INTEGER NOT NULL,
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tag_id INTEGER NOT NULL,
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filter_type INTEGER NOT NULL,
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option_id INTEGER,
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FOREIGN KEY(view_id) REFERENCES views(id),
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FOREIGN KEY(tag_id) REFERENCES tags(id),
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FOREIGN KEY(option_id) REFERENCES tagsoptions(id)
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);
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INSERT INTO schema_version (version)
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SELECT ? WHERE NOT EXISTS (SELECT 1 FROM schema_version);
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`, DB_VERSION)
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if err != nil {
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return err
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}
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return updateDB()
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}
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func updateDB() error {
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var currentVersion int
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err := db.QueryRow("SELECT MAX(version) FROM schema_version").Scan(¤tVersion)
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if err != nil {
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return err
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}
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if currentVersion < 2 {
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_, err := db.Exec(`
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ALTER TABLE views
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ADD COLUMN sort_tag_id INTEGER;
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ALTER TABLE views
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ADD COLUMN sort_direction INTEGER;
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INSERT INTO schema_version (version)
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SELECT ? WHERE NOT EXISTS (SELECT 1 FROM schema_version WHERE version = ?);
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`, 2, 2)
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if err != nil {
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return err
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}
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}
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return nil
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}
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