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spindle/db: add _jetstream and known_dids helpers #244

merged

opened by

anirudh.fi 6 months ago targeting master from push-tlxunysxvxwk

Signed-off-by: Anirudh Oppiliappan anirudh@tangled.sh

options

unified split

Changed files

+49

spindle

db.go

known_dids.go

spindle/db/db.go

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       		pragma auto_vacuum = incremental;

     

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       		pragma busy_timeout = 5000;

     

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       		create table if not exists _jetstream (

     

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       			id integer primary key autoincrement,

     

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       			last_time_us integer not null

     

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       		);

     

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       		create table if not exists known_dids (

     

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       			did text primary key

     

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       		);

+44

spindle/db/known_dids.go

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       package db

     

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       func (d *DB) AddDid(did string) error {

     

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       	_, err := d.Exec(`insert or ignore into known_dids (did) values (?)`, did)

     

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       	return err

     

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       }

     

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       func (d *DB) RemoveDid(did string) error {

     

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       	_, err := d.Exec(`delete from known_dids where did = ?`, did)

     

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       	return err

     

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       }

     

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       func (d *DB) GetAllDids() ([]string, error) {

     

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       	var dids []string

     

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       	rows, err := d.Query(`select did from known_dids`)

     

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       	if err != nil {

     

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       		return nil, err

     

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       	}

     

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       	defer rows.Close()

     

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       	for rows.Next() {

     

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       		var did string

     

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       		if err := rows.Scan(&did); err != nil {

     

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       			return nil, err

     

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       		}

     

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       		dids = append(dids, did)

     

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       	}

     

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       	if err := rows.Err(); err != nil {

     

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       		return nil, err

     

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       	}

     

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       	return dids, nil

     

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       }

     

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       func (d *DB) HasKnownDids() bool {

     

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       	var count int

     

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       	err := d.QueryRow(`select count(*) from known_dids`).Scan(&count)

     

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       	if err != nil {

     

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       		return false

     

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       	}

     

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       	return count > 0

     

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       }