hmn/src/migration/migrations/2021-08-07T185330Z_AddDisco...

62 lines
1.5 KiB
Go

package migrations
import (
"context"
"time"
"git.handmade.network/hmn/hmn/src/migration/types"
"git.handmade.network/hmn/hmn/src/oops"
"github.com/jackc/pgx/v5"
)
func init() {
registerMigration(AddDiscordBotTables{})
}
type AddDiscordBotTables struct{}
func (m AddDiscordBotTables) Version() types.MigrationVersion {
return types.MigrationVersion(time.Date(2021, 8, 7, 18, 53, 30, 0, time.UTC))
}
func (m AddDiscordBotTables) Name() string {
return "AddDiscordBotTables"
}
func (m AddDiscordBotTables) Description() string {
return "Add tables for Discord bot sessions and messages"
}
func (m AddDiscordBotTables) Up(ctx context.Context, tx pgx.Tx) error {
_, err := tx.Exec(ctx, `
CREATE TABLE discord_session (
pk INT NOT NULL DEFAULT 1337 PRIMARY KEY, -- this should always be set to 1337 to ensure that we only have one row :)
session_id VARCHAR(255) NOT NULL,
sequence_number INT NOT NULL,
CONSTRAINT only_one_session CHECK (pk = 1337)
);
`)
if err != nil {
return oops.New(err, "failed to create discord session table")
}
_, err = tx.Exec(ctx, `
CREATE TABLE discord_outgoingmessages (
id SERIAL NOT NULL PRIMARY KEY,
channel_id VARCHAR(64) NOT NULL,
payload_json TEXT NOT NULL,
expires_at TIMESTAMP WITH TIME ZONE NOT NULL
);
`)
if err != nil {
return oops.New(err, "failed to create discord outgoing messages table")
}
return nil
}
func (m AddDiscordBotTables) Down(ctx context.Context, tx pgx.Tx) error {
panic("Implement me")
}