async getDepthServiceTopology()

in src/store/modules/topology.ts [237:301]

• 65 lines of code
• 10 McCabe index (conditional complexity)

    async getDepthServiceTopology(serviceIds: string[], depth: number) {
      const res = await this.getServicesTopology(serviceIds);
      if (depth > 1) {
        const ids = (res.nodes || []).map((item: Node) => item.id).filter((d: string) => !serviceIds.includes(d));
        if (!ids.length) {
          this.setTopology(res);
          return;
        }
        const json = await this.getServicesTopology(ids);
        if (depth > 2) {
          const pods = json.nodes
            .map((item: Node) => item.id)
            .filter((d: string) => ![...ids, ...serviceIds].includes(d));
          if (!pods.length) {
            const nodes = [...res.nodes, ...json.nodes];
            const calls = [...res.calls, ...json.calls];
            this.setTopology({ nodes, calls });
            return;
          }
          const topo = await this.getServicesTopology(pods);
          if (depth > 3) {
            const services = topo.nodes
              .map((item: Node) => item.id)
              .filter((d: string) => ![...ids, ...pods, ...serviceIds].includes(d));
            if (!services.length) {
              const nodes = [...res.nodes, ...json.nodes, ...topo.nodes];
              const calls = [...res.calls, ...json.calls, ...topo.calls];
              this.setTopology({ nodes, calls });
              return;
            }
            const data = await this.getServicesTopology(services);
            if (depth > 4) {
              const nodeIds = data.nodes
                .map((item: Node) => item.id)
                .filter((d: string) => ![...services, ...ids, ...pods, ...serviceIds].includes(d));
              if (!nodeIds.length) {
                const nodes = [...res.nodes, ...json.nodes, ...topo.nodes, ...data.nodes];
                const calls = [...res.calls, ...json.calls, ...topo.calls, ...data.calls];
                this.setTopology({ nodes, calls });
                return;
              }
              const toposObj = await this.getServicesTopology(nodeIds);
              const nodes = [...res.nodes, ...json.nodes, ...topo.nodes, ...data.nodes, ...toposObj.nodes];
              const calls = [...res.calls, ...json.calls, ...topo.calls, ...data.calls, ...toposObj.calls];
              this.setTopology({ nodes, calls });
            } else {
              const nodes = [...res.nodes, ...json.nodes, ...topo.nodes, ...data.nodes];
              const calls = [...res.calls, ...json.calls, ...topo.calls, ...data.calls];
              this.setTopology({ nodes, calls });
            }
          } else {
            const nodes = [...res.nodes, ...json.nodes, ...topo.nodes];
            const calls = [...res.calls, ...json.calls, ...topo.calls];
            this.setTopology({ nodes, calls });
          }
        } else {
          this.setTopology({
            nodes: [...res.nodes, ...json.nodes],
            calls: [...res.calls, ...json.calls],
          });
        }
      } else {
        this.setTopology(res);
      }
    },