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30 lines
1.5 KiB
Go
30 lines
1.5 KiB
Go
package sqlite3
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import (
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"context"
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"github.com/c9s/rockhopper/v2"
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)
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func init() {
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AddMigration("main", up_main_addPositions, down_main_addPositions)
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}
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func up_main_addPositions(ctx context.Context, tx rockhopper.SQLExecutor) (err error) {
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// This code is executed when the migration is applied.
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_, err = tx.ExecContext(ctx, "CREATE TABLE `positions`\n(\n `gid` INTEGER PRIMARY KEY AUTOINCREMENT,\n `strategy` VARCHAR(32) NOT NULL,\n `strategy_instance_id` VARCHAR(64) NOT NULL,\n `symbol` VARCHAR(20) NOT NULL,\n `quote_currency` VARCHAR(10) NOT NULL,\n `base_currency` VARCHAR(10) NOT NULL,\n -- average_cost is the position average cost\n `average_cost` DECIMAL(16, 8) NOT NULL,\n `base` DECIMAL(16, 8) NOT NULL,\n `quote` DECIMAL(16, 8) NOT NULL,\n `profit` DECIMAL(16, 8) NULL,\n -- trade related columns\n `trade_id` BIGINT NOT NULL,\n `side` VARCHAR(4) NOT NULL, -- side of the trade\n `exchange` VARCHAR(12) NOT NULL, -- exchange of the trade\n `traded_at` DATETIME(3) NOT NULL\n);")
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if err != nil {
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return err
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}
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return err
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}
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func down_main_addPositions(ctx context.Context, tx rockhopper.SQLExecutor) (err error) {
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// This code is executed when the migration is rolled back.
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_, err = tx.ExecContext(ctx, "DROP TABLE IF EXISTS `positions`;")
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if err != nil {
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return err
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}
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return err
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}
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