internal: incomplete vault systems behind feature flag (#2340)

packages/models/src/Domain/Syncable/TrustedContact/PublicKeySet/ContactPublicKeySet.ts

@@ -0,0 +1,73 @@
+import { ContactPublicKeySetInterface } from './ContactPublicKeySetInterface'
+import { ContactPublicKeySetJsonInterface } from './ContactPublicKeySetJsonInterface'
+
+export class ContactPublicKeySet implements ContactPublicKeySetInterface {
+  encryption: string
+  signing: string
+  timestamp: Date
+  isRevoked: boolean
+  previousKeySet?: ContactPublicKeySet
+
+  constructor(
+    encryption: string,
+    signing: string,
+    timestamp: Date,
+    isRevoked: boolean,
+    previousKeySet: ContactPublicKeySet | undefined,
+  ) {
+    this.encryption = encryption
+    this.signing = signing
+    this.timestamp = timestamp
+    this.isRevoked = isRevoked
+    this.previousKeySet = previousKeySet
+  }
+
+  public findKeySet(params: {
+    targetEncryptionPublicKey: string
+    targetSigningPublicKey: string
+  }): ContactPublicKeySetInterface | undefined {
+    if (this.encryption === params.targetEncryptionPublicKey && this.signing === params.targetSigningPublicKey) {
+      return this
+    }
+
+    if (this.previousKeySet) {
+      return this.previousKeySet.findKeySet(params)
+    }
+
+    return undefined
+  }
+
+  public findKeySetWithSigningKey(signingKey: string): ContactPublicKeySetInterface | undefined {
+    if (this.signing === signingKey) {
+      return this
+    }
+
+    if (this.previousKeySet) {
+      return this.previousKeySet.findKeySetWithSigningKey(signingKey)
+    }
+
+    return undefined
+  }
+
+  findKeySetWithPublicKey(publicKey: string): ContactPublicKeySetInterface | undefined {
+    if (this.encryption === publicKey) {
+      return this
+    }
+
+    if (this.previousKeySet) {
+      return this.previousKeySet.findKeySetWithPublicKey(publicKey)
+    }
+
+    return undefined
+  }
+
+  static FromJson(json: ContactPublicKeySetJsonInterface): ContactPublicKeySetInterface {
+    return new ContactPublicKeySet(
+      json.encryption,
+      json.signing,
+      new Date(json.timestamp),
+      json.isRevoked,
+      json.previousKeySet ? ContactPublicKeySet.FromJson(json.previousKeySet) : undefined,
+    )
+  }
+}