feat: add dag into frontend (work in progress)

packages/utils/dag.js

@@ -2,6 +2,7 @@ export default class DAG {
   constructor(nodes) {
     this.nodes = new Map(nodes.map((node) => [node._id, node]))
     this.edges = new Set()
+    this.layers = []
     this.nodes.forEach((_, id) => {
       this.setLayer(id)
       this.addEdges(id)
@@ -12,6 +13,14 @@ export default class DAG {
     return this.nodes.get(id)
   }
 
+  getNodes() {
+    return Array.from(this.nodes.values())
+  }
+
+  getEdges() {
+    return Array.from(this.edges.values())
+  }
+
   setLayer(id) {
     console.log(`setLayer(${id})`)
     const node = this.nodes.get(id)
@@ -23,6 +32,12 @@ export default class DAG {
     }
     const previousLayer = node.requirements.map((rId) => this.setLayer(rId))
     node.layer = Math.max(...previousLayer, 0) + 1
+    if (this.layers.length < node.layer) {
+      this.layer.push(1)
+    } else {
+      this.layers[node.layer - 1] += 1
+    }
+    node.count = this.layers[node.layer - 1]
     return node.layer
   }
 

packages/utils/index.js

@@ -1,2 +1,3 @@
 export { isValidEmail, isValidUsername } from './auth.js'
 export { buildFileCheckCmd } from './commands.js'
+export { default as DAG } from './dag.js'