https://github.com/nickredmark/crdt-continuous-sequence

Makes CRDT sets orderable
https://github.com/nickredmark/crdt-continuous-sequence

Last synced: 3 months ago
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Makes CRDT sets orderable

• Host: GitHub
• URL: https://github.com/nickredmark/crdt-continuous-sequence
• Owner: nickredmark
• Created: 2019-11-10T10:59:12.000Z (about 5 years ago)
• Default Branch: master
• Last Pushed: 2021-05-11T07:07:05.000Z (over 3 years ago)
• Last Synced: 2024-10-27T13:28:32.827Z (3 months ago)
• Language: TypeScript
• Size: 302 KB
• Stars: 17
• Watchers: 1
• Forks: 0
• Open Issues: 5
• Metadata Files:
  • Readme: README.md

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README

        
# CRDT Continuous Sequence

## Install

```

npm i -s crdt-continuous-sequence

```

## Usage with plain array

```js

import { ContinuousSequence } from 'crdt-continuous-sequence'

const cs = new ContinuousSequence();

const todos = [

    {

        id: 1

        name: "Groceries"

    },

    {

        id: 2,

        name: "Cleaning"

    },

    {

        id: 3,

        name: "Admin"

    }

]

// move 'Admin' between 'Groceries' and 'Cleaning'

cs.move(todos[2], todos[0], todos[1]);

cs.sort(todos);

console.log(todos);

```

## Usage with GUN

```js

import Gun from 'gun/gun'

import { GunContinuousSequence } from 'crdt-continuous-sequence'

const gun = Gun();

cs = new GunContinuousSequence(gun);

// Initialize sequence

gun.get('todos')

    .set({ name: "Groceries" })

    .set({ name: "Cleaning"})

    .set({ name: "Admin" })

// Load items

const todos = [];

gun.get('todos').map().on(todo => {

    let index

    if ((index = todos.findIndex(todo['_']['#'])) > -1) {

        todos[index] = {...todos[index], todo}

    } else {

        todos.push(todo)

    }

    cs.sort(todos);

})

// Later

// move 'Admin' between 'Groceries' and 'Cleaning'

cs.move(todos[3], todos[0], todos[1])

```