135 lines
2.4 KiB
Go
135 lines
2.4 KiB
Go
package raw_events
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import (
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"context"
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"encoding/json"
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"fmt"
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"time"
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"github.com/jackc/pgx/v5"
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"github.com/jackc/pgx/v5/pgtype"
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"github.com/jackc/pgx/v5/pgxpool"
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)
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type (
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Store struct {
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db *pgxpool.Pool
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}
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// StoreWithContext allows currying all Store methods by context.Context
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StoreWithContext struct {
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ctx context.Context
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db *Store
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}
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Event struct {
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Platform string
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StoreID string
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EventID string
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EventTimestamp time.Time
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Payload json.RawMessage
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}
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)
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func NewStore(db *pgxpool.Pool) *Store {
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return &Store{
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db: db,
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}
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}
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func (db *Store) WithContext(ctx context.Context) *StoreWithContext {
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return &StoreWithContext{
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ctx: ctx,
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db: db,
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}
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}
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func (db *Store) Save(ctx context.Context, e *Event) error {
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_, err := db.db.Exec(
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ctx,
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`
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INSERT INTO raw_store_events (
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platform,
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store_id,
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event_timestamp,
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event_id,
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raw_payload
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)
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VALUES (
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@platform,
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@store_id,
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@event_timestamp,
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@event_id,
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@raw_payload
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)
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`,
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pgx.NamedArgs{
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"platform": e.Platform,
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"store_id": e.StoreID,
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"event_timestamp": pgtype.Timestamptz{
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Time: e.EventTimestamp,
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Valid: !e.EventTimestamp.IsZero(),
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},
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"event_id": e.EventID,
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"raw_payload": string(e.Payload),
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},
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)
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if err != nil {
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return fmt.Errorf("failed to perform query: %w", err)
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}
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return nil
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}
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func (db *StoreWithContext) Save(e *Event) error {
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return db.db.Save(db.ctx, e)
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}
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func (db *Store) LoadEventsForStore(
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ctx context.Context,
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platform string,
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storeID string,
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) ([]Event, error) {
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rows, err := db.db.Query(
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ctx,
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`
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SELECT
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platform as Platform,
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store_id as StoreID,
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event_timestamp as EventTimestamp,
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event_id as EventID,
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raw_payload as Payload
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FROM
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raw_store_events
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WHERE
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platform = @platform
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AND store_id = @store_id
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ORDER BY
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event_timestamp DESC
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LIMIT
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100
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`,
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pgx.NamedArgs{
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"platform": platform,
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"store_id": storeID,
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},
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)
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if err != nil {
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return nil, fmt.Errorf("failed to perform query: %w", err)
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}
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evts, err := pgx.CollectRows(rows, pgx.RowToStructByNameLax[Event])
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if err != nil {
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return nil, fmt.Errorf("failed to scan events: %w", err)
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}
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return evts, nil
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}
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func (db *StoreWithContext) LoadEventsForStore(
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platform string,
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storeID string,
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) ([]Event, error) {
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return db.db.LoadEventsForStore(db.ctx, platform, storeID)
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}
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