Refactor: adjust output

Build/lib/rules/ip.ts

@@ -0,0 +1,53 @@
+import type { Span } from '../../trace';
+import { appendArrayFromSet } from '../misc';
+import type { SingboxSourceFormat } from '../singbox';
+import { RuleOutput } from './base';
+
+export class IPListOutput extends RuleOutput {
+  protected type = 'ip' as const;
+
+  constructor(span: Span, id: string, private readonly clashUseRule = true) {
+    super(span, id);
+  }
+
+  private $merged: string[] | null = null;
+  get merged() {
+    if (!this.$merged) {
+      this.$merged = appendArrayFromSet(appendArrayFromSet([], this.ipcidr), this.ipcidr6);
+    }
+    return this.$merged;
+  }
+
+  private $surge: string[] | null = null;
+
+  surge(): string[] {
+    if (!this.$surge) {
+      const results: string[] = ['DOMAIN,this_ruleset_is_made_by_sukkaw.ruleset.skk.moe'];
+
+      appendArrayFromSet(results, this.ipcidr, i => `IP-CIDR,${i}`);
+      appendArrayFromSet(results, this.ipcidr6, i => `IP-CIDR6,${i}`);
+
+      this.$surge = results;
+    }
+    return this.$surge;
+  }
+
+  clash(): string[] {
+    if (this.clashUseRule) {
+      return this.surge();
+    }
+
+    return this.merged;
+  }
+
+  singbox(): string[] {
+    const singbox: SingboxSourceFormat = {
+      version: 2,
+      rules: [{
+        domain: ['this_ruleset_is_made_by_sukkaw.ruleset.skk.moe'],
+        ip_cidr: this.merged
+      }]
+    };
+    return RuleOutput.jsonToLines(singbox);
+  }
+}