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66 lines
1.1 KiB
Go
66 lines
1.1 KiB
Go
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package db
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import (
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"fmt"
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"strings"
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)
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type Table struct {
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Name string
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SQL string
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}
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func findTable(db *DB, tableName string) (*Table, error) {
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where, args := []string{"1 = 1"}, []interface{}{}
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where, args = append(where, "type = ?"), append(args, "table")
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where, args = append(where, "name = ?"), append(args, tableName)
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rows, err := db.Db.Query(`
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SELECT
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tbl_name,
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sql
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FROM sqlite_schema
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WHERE `+strings.Join(where, " AND "),
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args...,
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)
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if err != nil {
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return nil, FormatError(err)
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}
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defer rows.Close()
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tableList := make([]*Table, 0)
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for rows.Next() {
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var table Table
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if err := rows.Scan(
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&table.Name,
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&table.SQL,
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); err != nil {
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return nil, FormatError(err)
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}
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tableList = append(tableList, &table)
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}
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if err := rows.Err(); err != nil {
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return nil, FormatError(err)
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}
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if len(tableList) == 0 {
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return nil, nil
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} else {
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return tableList[0], nil
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}
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}
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func createTable(db *DB, sql string) error {
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result, err := db.Db.Exec(sql)
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rows, _ := result.RowsAffected()
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if rows == 0 {
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return fmt.Errorf("failed to create table with %s", sql)
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}
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return err
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}
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