feat: Add edges

packages/utils/dag.js

@@ -1,7 +1,18 @@
 export default class DAG {
   constructor(nodes) {
     this.nodes = new Map(nodes.map((node) => [node._id, node]))
-    this.edges = []
+    this.edges = new Set()
+  }
+
+  format() {
+    this.nodes.forEach((_, id) => {
+      this.setLayer(id)
+      this.addEdges(id)
+    })
+  }
+
+  get(id) {
+    return this.nodes.get(id)
   }
 
   setLayer(id) {
@@ -18,13 +29,13 @@ export default class DAG {
     return node.layer
   }
 
-  format() {
-    this.nodes.forEach((_, id) => {
-      this.setLayer(id)
+  addEdges(id) {
+    const node = this.nodes.get(id)
+    if (!node) {
+      throw new Error(`Node ${id} not found`)
+    }
+    node.requirements.forEach((rId) => {
+      this.edges.add([rId, id])
     })
   }
-
-  get(id) {
-    return this.nodes.get(id)
-  }
 }