// Code generated by sqlc. DO NOT EDIT.
// versions:
//   sqlc v1.31.1
// source: notifications.sql

package dbq

import (
	"context"

	"github.com/jackc/pgx/v5/pgtype"
)

const countUnreadNotifications = `-- name: CountUnreadNotifications :one
SELECT count(*) FROM user_notifications
 WHERE user_id = $1 AND read_at IS NULL
`

func (q *Queries) CountUnreadNotifications(ctx context.Context, userID pgtype.UUID) (int64, error) {
	row := q.db.QueryRow(ctx, countUnreadNotifications, userID)
	var count int64
	err := row.Scan(&count)
	return count, err
}

const getNotificationEmailSettings = `-- name: GetNotificationEmailSettings :one
SELECT id, summary_hour, batch_window_minutes, updated_at FROM notification_email_settings WHERE id = true
`

func (q *Queries) GetNotificationEmailSettings(ctx context.Context) (NotificationEmailSetting, error) {
	row := q.db.QueryRow(ctx, getNotificationEmailSettings)
	var i NotificationEmailSetting
	err := row.Scan(
		&i.ID,
		&i.SummaryHour,
		&i.BatchWindowMinutes,
		&i.UpdatedAt,
	)
	return i, err
}

const insertNotification = `-- name: InsertNotification :one

INSERT INTO user_notifications (user_id, kind, payload, emailed_at)
VALUES ($1, $2, $3,
        CASE WHEN $4::boolean THEN NULL ELSE now() END)
RETURNING id
`

type InsertNotificationParams struct {
	UserID      pgtype.UUID
	Kind        string
	Payload     []byte
	EmailWanted bool
}

// M489 notifications inbox (#726). Rows are written only through
// internal/notifications.Notifier, which decides recipients and honours each
// recipient's inbox preference before it reaches these.
// email_wanted is the recipient's email channel for this kind as of now. A
// row nobody wants emailed is stamped at once, so the digest never has to
// judge it and a later "email on" doesn't send an old backlog.
func (q *Queries) InsertNotification(ctx context.Context, arg InsertNotificationParams) (pgtype.UUID, error) {
	row := q.db.QueryRow(ctx, insertNotification,
		arg.UserID,
		arg.Kind,
		arg.Payload,
		arg.EmailWanted,
	)
	var id pgtype.UUID
	err := row.Scan(&id)
	return id, err
}

const listAdminUserIDs = `-- name: ListAdminUserIDs :many
SELECT id FROM users WHERE is_admin = true ORDER BY created_at, id
`

func (q *Queries) ListAdminUserIDs(ctx context.Context) ([]pgtype.UUID, error) {
	rows, err := q.db.Query(ctx, listAdminUserIDs)
	if err != nil {
		return nil, err
	}
	defer rows.Close()
	var items []pgtype.UUID
	for rows.Next() {
		var id pgtype.UUID
		if err := rows.Scan(&id); err != nil {
			return nil, err
		}
		items = append(items, id)
	}
	if err := rows.Err(); err != nil {
		return nil, err
	}
	return items, nil
}

const listEmailPendingNotifications = `-- name: ListEmailPendingNotifications :many

SELECT n.id, n.user_id, n.kind, n.payload, n.created_at,
       u.email::text AS email, u.username, u.display_name, u.timezone,
       now()::timestamptz AS read_as_of
  FROM user_notifications n
  JOIN users u ON u.id = n.user_id
 WHERE n.read_at IS NULL
   AND n.emailed_at IS NULL
   AND u.email IS NOT NULL AND u.email <> ''
 ORDER BY n.user_id, n.created_at, n.id
`

type ListEmailPendingNotificationsRow struct {
	ID          pgtype.UUID
	UserID      pgtype.UUID
	Kind        string
	Payload     []byte
	CreatedAt   pgtype.Timestamptz
	Email       string
	Username    string
	DisplayName *string
	Timezone    string
	ReadAsOf    pgtype.Timestamptz
}

// Email digest (#5346) ------------------------------------------------------
// Every unread, un-emailed row of a user who has an address, oldest first.
// Read rows are never selected: the user has seen them, so they are not news.
// read_as_of is the database's clock at the read, handed back to
// MarkNotificationsEmailed.
func (q *Queries) ListEmailPendingNotifications(ctx context.Context) ([]ListEmailPendingNotificationsRow, error) {
	rows, err := q.db.Query(ctx, listEmailPendingNotifications)
	if err != nil {
		return nil, err
	}
	defer rows.Close()
	var items []ListEmailPendingNotificationsRow
	for rows.Next() {
		var i ListEmailPendingNotificationsRow
		if err := rows.Scan(
			&i.ID,
			&i.UserID,
			&i.Kind,
			&i.Payload,
			&i.CreatedAt,
			&i.Email,
			&i.Username,
			&i.DisplayName,
			&i.Timezone,
			&i.ReadAsOf,
		); err != nil {
			return nil, err
		}
		items = append(items, i)
	}
	if err := rows.Err(); err != nil {
		return nil, err
	}
	return items, nil
}

const listNotificationEmailState = `-- name: ListNotificationEmailState :many
SELECT user_id, email_group, batch_opened_at, last_sent_at, failures, retry_after
  FROM user_notification_email_state
`

func (q *Queries) ListNotificationEmailState(ctx context.Context) ([]UserNotificationEmailState, error) {
	rows, err := q.db.Query(ctx, listNotificationEmailState)
	if err != nil {
		return nil, err
	}
	defer rows.Close()
	var items []UserNotificationEmailState
	for rows.Next() {
		var i UserNotificationEmailState
		if err := rows.Scan(
			&i.UserID,
			&i.EmailGroup,
			&i.BatchOpenedAt,
			&i.LastSentAt,
			&i.Failures,
			&i.RetryAfter,
		); err != nil {
			return nil, err
		}
		items = append(items, i)
	}
	if err := rows.Err(); err != nil {
		return nil, err
	}
	return items, nil
}

const listNotificationPrefsForKind = `-- name: ListNotificationPrefsForKind :many
SELECT user_id, inbox, phone, email
  FROM user_notification_prefs
 WHERE kind = $1 AND user_id = ANY($2::uuid[])
`

type ListNotificationPrefsForKindParams struct {
	Kind    string
	UserIds []pgtype.UUID
}

type ListNotificationPrefsForKindRow struct {
	UserID pgtype.UUID
	Inbox  bool
	Phone  bool
	Email  bool
}

// The stored prefs of one kind for a set of recipients. A recipient with no
// row has the kind's defaults.
func (q *Queries) ListNotificationPrefsForKind(ctx context.Context, arg ListNotificationPrefsForKindParams) ([]ListNotificationPrefsForKindRow, error) {
	rows, err := q.db.Query(ctx, listNotificationPrefsForKind, arg.Kind, arg.UserIds)
	if err != nil {
		return nil, err
	}
	defer rows.Close()
	var items []ListNotificationPrefsForKindRow
	for rows.Next() {
		var i ListNotificationPrefsForKindRow
		if err := rows.Scan(
			&i.UserID,
			&i.Inbox,
			&i.Phone,
			&i.Email,
		); err != nil {
			return nil, err
		}
		items = append(items, i)
	}
	if err := rows.Err(); err != nil {
		return nil, err
	}
	return items, nil
}

const listNotificationPrefsForUser = `-- name: ListNotificationPrefsForUser :many
SELECT kind, inbox, phone, email
  FROM user_notification_prefs
 WHERE user_id = $1
`

type ListNotificationPrefsForUserRow struct {
	Kind  string
	Inbox bool
	Phone bool
	Email bool
}

func (q *Queries) ListNotificationPrefsForUser(ctx context.Context, userID pgtype.UUID) ([]ListNotificationPrefsForUserRow, error) {
	rows, err := q.db.Query(ctx, listNotificationPrefsForUser, userID)
	if err != nil {
		return nil, err
	}
	defer rows.Close()
	var items []ListNotificationPrefsForUserRow
	for rows.Next() {
		var i ListNotificationPrefsForUserRow
		if err := rows.Scan(
			&i.Kind,
			&i.Inbox,
			&i.Phone,
			&i.Email,
		); err != nil {
			return nil, err
		}
		items = append(items, i)
	}
	if err := rows.Err(); err != nil {
		return nil, err
	}
	return items, nil
}

const listNotifications = `-- name: ListNotifications :many
SELECT id, kind, payload, created_at, read_at
  FROM user_notifications
 WHERE user_id = $1
   AND ($2::timestamptz IS NULL
        OR (created_at, id) < ($2::timestamptz, $3::uuid))
 ORDER BY created_at DESC, id DESC
 LIMIT $4
`

type ListNotificationsParams struct {
	UserID          pgtype.UUID
	BeforeCreatedAt pgtype.Timestamptz
	BeforeID        pgtype.UUID
	PageLimit       int32
}

type ListNotificationsRow struct {
	ID        pgtype.UUID
	Kind      string
	Payload   []byte
	CreatedAt pgtype.Timestamptz
	ReadAt    pgtype.Timestamptz
}

// Newest first, keyset-paged on (created_at, id). Pass both cursor halves
// from the last row of the previous page, or neither for the first page.
func (q *Queries) ListNotifications(ctx context.Context, arg ListNotificationsParams) ([]ListNotificationsRow, error) {
	rows, err := q.db.Query(ctx, listNotifications,
		arg.UserID,
		arg.BeforeCreatedAt,
		arg.BeforeID,
		arg.PageLimit,
	)
	if err != nil {
		return nil, err
	}
	defer rows.Close()
	var items []ListNotificationsRow
	for rows.Next() {
		var i ListNotificationsRow
		if err := rows.Scan(
			&i.ID,
			&i.Kind,
			&i.Payload,
			&i.CreatedAt,
			&i.ReadAt,
		); err != nil {
			return nil, err
		}
		items = append(items, i)
	}
	if err := rows.Err(); err != nil {
		return nil, err
	}
	return items, nil
}

const markAllNotificationsRead = `-- name: MarkAllNotificationsRead :execrows
UPDATE user_notifications
   SET read_at = now()
 WHERE user_id = $1
   AND read_at IS NULL
   AND ($2::timestamptz IS NULL OR created_at <= $2)
`

type MarkAllNotificationsReadParams struct {
	UserID pgtype.UUID
	UpTo   pgtype.Timestamptz
}

// up_to, when set, limits it to what existed when the user asked: a "mark
// all read" queued offline and replayed later must not mark notices that
// arrived in between, which the user never saw. A coalesced row updated
// since then carries a newer created_at, so it stays unread too.
func (q *Queries) MarkAllNotificationsRead(ctx context.Context, arg MarkAllNotificationsReadParams) (int64, error) {
	result, err := q.db.Exec(ctx, markAllNotificationsRead, arg.UserID, arg.UpTo)
	if err != nil {
		return 0, err
	}
	return result.RowsAffected(), nil
}

const markNotificationRead = `-- name: MarkNotificationRead :execrows
UPDATE user_notifications
   SET read_at = COALESCE(read_at, now())
 WHERE id = $1 AND user_id = $2
`

type MarkNotificationReadParams struct {
	ID     pgtype.UUID
	UserID pgtype.UUID
}

// Scoped to the owner: another user's id matches no row. Marking an already
// read row keeps its original read_at and still matches, so a repeat is not
// mistaken for "not yours".
func (q *Queries) MarkNotificationRead(ctx context.Context, arg MarkNotificationReadParams) (int64, error) {
	result, err := q.db.Exec(ctx, markNotificationRead, arg.ID, arg.UserID)
	if err != nil {
		return 0, err
	}
	return result.RowsAffected(), nil
}

const markNotificationsEmailed = `-- name: MarkNotificationsEmailed :execrows
UPDATE user_notifications
   SET emailed_at = now()
 WHERE id = ANY($1::uuid[])
   AND created_at <= $2::timestamptz
   AND emailed_at IS NULL
`

type MarkNotificationsEmailedParams struct {
	Ids      []pgtype.UUID
	ReadAsOf pgtype.Timestamptz
}

// Stamps the rows an email carried, or that were judged not to need one.
// read_as_of is from ListEmailPendingNotifications: a coalesced row updated
// since that read carries a later created_at, holds newer news, and stays
// pending for the next email.
func (q *Queries) MarkNotificationsEmailed(ctx context.Context, arg MarkNotificationsEmailedParams) (int64, error) {
	result, err := q.db.Exec(ctx, markNotificationsEmailed, arg.Ids, arg.ReadAsOf)
	if err != nil {
		return 0, err
	}
	return result.RowsAffected(), nil
}

const trimNotifications = `-- name: TrimNotifications :execrows
DELETE FROM user_notifications
 WHERE (read_at IS NOT NULL AND read_at < $1)
    OR created_at < $2
`

type TrimNotificationsParams struct {
	ReadCutoff pgtype.Timestamptz
	AnyCutoff  pgtype.Timestamptz
}

// Retention: read rows go after read_cutoff, and anything at all after
// any_cutoff, so an inbox nobody opens doesn't grow without bound either.
func (q *Queries) TrimNotifications(ctx context.Context, arg TrimNotificationsParams) (int64, error) {
	result, err := q.db.Exec(ctx, trimNotifications, arg.ReadCutoff, arg.AnyCutoff)
	if err != nil {
		return 0, err
	}
	return result.RowsAffected(), nil
}

const updateNotificationEmailSettings = `-- name: UpdateNotificationEmailSettings :one
UPDATE notification_email_settings
   SET summary_hour         = $1,
       batch_window_minutes = $2,
       updated_at           = now()
 WHERE id = true
RETURNING id, summary_hour, batch_window_minutes, updated_at
`

type UpdateNotificationEmailSettingsParams struct {
	SummaryHour        int32
	BatchWindowMinutes int32
}

// Migration 0074's CHECKs are the backstop behind the service's validation.
func (q *Queries) UpdateNotificationEmailSettings(ctx context.Context, arg UpdateNotificationEmailSettingsParams) (NotificationEmailSetting, error) {
	row := q.db.QueryRow(ctx, updateNotificationEmailSettings, arg.SummaryHour, arg.BatchWindowMinutes)
	var i NotificationEmailSetting
	err := row.Scan(
		&i.ID,
		&i.SummaryHour,
		&i.BatchWindowMinutes,
		&i.UpdatedAt,
	)
	return i, err
}

const upsertCoalescedNotification = `-- name: UpsertCoalescedNotification :one
INSERT INTO user_notifications (user_id, kind, payload, coalesce_key, emailed_at)
VALUES ($1, $2, $3, $4,
        CASE WHEN $5::boolean THEN NULL ELSE now() END)
ON CONFLICT (user_id, coalesce_key) WHERE read_at IS NULL AND coalesce_key IS NOT NULL
DO UPDATE SET
    payload = CASE
        WHEN $6::boolean THEN
            EXCLUDED.payload || jsonb_build_object('count',
                COALESCE((user_notifications.payload->>'count')::bigint, 0)
              + COALESCE((EXCLUDED.payload->>'count')::bigint, 0))
        ELSE EXCLUDED.payload
    END,
    created_at = now(),
    emailed_at = EXCLUDED.emailed_at
RETURNING id
`

type UpsertCoalescedNotificationParams struct {
	UserID      pgtype.UUID
	Kind        string
	Payload     []byte
	CoalesceKey *string
	EmailWanted bool
	SumCount    bool
}

// One unread row per (user, coalesce_key). A new event while that row is
// unread updates it in place and moves it back to the top of the inbox.
//
// sum_count: the payload's `count` adds to the unread row's count rather than
// replacing it. For kinds whose event is "N more happened" (tracks marked
// missing). Kinds whose event states the whole current total (pending
// duplicate groups) pass false and the payload simply replaces.
//
// emailed_at is cleared so the newer state goes out in the next batch; an
// emailed-but-unread row that keeps growing is news the user hasn't seen.
// Unless email_wanted is false, as in InsertNotification.
func (q *Queries) UpsertCoalescedNotification(ctx context.Context, arg UpsertCoalescedNotificationParams) (pgtype.UUID, error) {
	row := q.db.QueryRow(ctx, upsertCoalescedNotification,
		arg.UserID,
		arg.Kind,
		arg.Payload,
		arg.CoalesceKey,
		arg.EmailWanted,
		arg.SumCount,
	)
	var id pgtype.UUID
	err := row.Scan(&id)
	return id, err
}

const upsertNotificationEmailState = `-- name: UpsertNotificationEmailState :exec
INSERT INTO user_notification_email_state
       (user_id, email_group, batch_opened_at, last_sent_at, failures, retry_after)
VALUES ($1, $2, $3,
        $4, $5, $6)
ON CONFLICT (user_id, email_group) DO UPDATE SET
    batch_opened_at = EXCLUDED.batch_opened_at,
    last_sent_at    = EXCLUDED.last_sent_at,
    failures        = EXCLUDED.failures,
    retry_after     = EXCLUDED.retry_after
`

type UpsertNotificationEmailStateParams struct {
	UserID        pgtype.UUID
	EmailGroup    string
	BatchOpenedAt pgtype.Timestamptz
	LastSentAt    pgtype.Timestamptz
	Failures      int32
	RetryAfter    pgtype.Timestamptz
}

func (q *Queries) UpsertNotificationEmailState(ctx context.Context, arg UpsertNotificationEmailStateParams) error {
	_, err := q.db.Exec(ctx, upsertNotificationEmailState,
		arg.UserID,
		arg.EmailGroup,
		arg.BatchOpenedAt,
		arg.LastSentAt,
		arg.Failures,
		arg.RetryAfter,
	)
	return err
}

const upsertNotificationPref = `-- name: UpsertNotificationPref :exec
INSERT INTO user_notification_prefs (user_id, kind, inbox, phone, email)
VALUES ($1, $2, $3, $4, $5)
ON CONFLICT (user_id, kind) DO UPDATE SET
    inbox      = EXCLUDED.inbox,
    phone      = EXCLUDED.phone,
    email      = EXCLUDED.email,
    updated_at = now()
`

type UpsertNotificationPrefParams struct {
	UserID pgtype.UUID
	Kind   string
	Inbox  bool
	Phone  bool
	Email  bool
}

func (q *Queries) UpsertNotificationPref(ctx context.Context, arg UpsertNotificationPrefParams) error {
	_, err := q.db.Exec(ctx, upsertNotificationPref,
		arg.UserID,
		arg.Kind,
		arg.Inbox,
		arg.Phone,
		arg.Email,
	)
	return err
}