How to use the ipfs-log.fromEntryHash function in ipfs-log

To help you get started, we’ve selected a few ipfs-log examples, based on popular ways it is used in public projects.

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github orbitdb / orbit-db-store / src / Replicator.js View on Github external
async _processOne (entry) {
    const hash = entry.hash || entry

    if (this._store._oplog.has(hash) || this._fetching[hash]) {
      return
    }

    this._fetching[hash] = hash
    this.emit('load.added', entry)
    this._stats.tasksStarted += 1

    const exclude = []
    const log = await Log.fromEntryHash(this._store._ipfs, this._store.identity, hash, { logId: this._store._oplog.id, access: this._store.access, length: batchSize, exclude })
    this._buffer.push(log)

    const latest = log.values[0]
    delete this._queue[hash]

    // Mark this task as processed
    this._stats.tasksProcessed += 1

    // Notify subscribers that we made progress
    this.emit('load.progress', this._id, hash, latest, null, this._buffer.length)

    // Return all next pointers
    return log.values.map(getNext).reduce(flatMap, [])
  }
}
github orbitdb / orbit-db-store / src / Replicator.js View on Github external
async _processOne (entry) {
    const hash = entry.hash || entry

    if (this._store._oplog.has(hash) || this._fetching[hash])
      return

    this._fetching[hash] = hash
    this.emit('load.added', entry)
    this._stats.tasksStarted += 1

    const exclude = []
    const log = await Log.fromEntryHash(this._store._ipfs, hash, this._store._oplog.id, batchSize, exclude, this._store.key, this._store.access.write)
    this._buffer.push(log)

    const latest = log.values[0]
    delete this._queue[hash]

    // Mark this task as processed
    this._stats.tasksProcessed += 1

    // Notify subscribers that we made progress
    this.emit('load.progress', this._id, hash, latest, null, this._buffer.length)

    // Return all next pointers
    return log.values.map(getNext).reduce(flatMap, [])
  }
}
github orbitdb / orbit-db-store / src / Store.js View on Github external
if (this.options.onLoad) {
      await this.options.onLoad(this)
    }
    const localHeads = await this._cache.get(this.localHeadsPath) || []
    const remoteHeads = await this._cache.get(this.remoteHeadsPath) || []
    const heads = localHeads.concat(remoteHeads)

    if (heads.length > 0) {
      this.events.emit('load', this.address.toString(), heads)
    }

    // Update the replication status from the heads
    heads.forEach(h => this._recalculateReplicationMax(h.clock.time))

    // Load the log
    const log = await Log.fromEntryHash(this._ipfs, this.identity, heads.map(e => e.hash), {
      logId: this._oplog.id,
      access: this.access,
      sortFn: this.options.sortFn,
      length: amount,
      exclude: this._oplog.values,
      onProgressCallback: this._onLoadProgress.bind(this),
      timeout: fetchEntryTimeout
    })

    // Join the log with the existing log
    await this._oplog.join(log, amount)

    // Update the index
    if (heads.length > 0) {
      await this._updateIndex()
    }

ipfs-log

Append-only log CRDT on IPFS

MIT
Latest version published 2 years ago

Package Health Score

48 / 100
Full package analysis