Webapi: Live implementation of search and explore. Removed dummy code.

webapi/Search Dispatch.go

@@ -0,0 +1,65 @@
+/*
+File Name:  Search Dispatch.go
+Copyright:  2021 Peernet Foundation s.r.o.
+Author:     Peter Kleissner
+*/
+package webapi
+
+import (
+	"bytes"
+	"time"
+
+	"github.com/PeernetOfficial/core"
+)
+
+func (api *WebapiInstance) dispatchSearch(input SearchRequest) (job *SearchJob) {
+	Timeout := input.Parse()
+	Filter := input.ToSearchFilter()
+
+	// create the search job
+	job = CreateSearchJob(Timeout, input.MaxResults, Filter)
+
+	// todo: create actual search clients!
+
+	go job.localSearch(api.backend, input.Term)
+
+	job.RemoveDefer(job.timeout + time.Minute*10)
+
+	return job
+}
+
+func (job *SearchJob) localSearch(backend *core.Backend, term string) {
+	if backend.SearchIndex == nil || backend.GlobalBlockchainCache == nil {
+		return
+	}
+
+	results := backend.SearchIndex.Search(term)
+
+	job.ResultSync.Lock()
+
+resultLoop:
+	for _, result := range results {
+		file, _, found, err := backend.GlobalBlockchainCache.ReadFile(result.PublicKey, result.BlockchainVersion, result.BlockNumber, result.FileID)
+		if err != nil || !found {
+			continue
+		}
+
+		// new result
+		newFile := blockRecordFileToAPI(file)
+
+		// Deduplicate based on file hash from the same peer.
+		for n := range job.AllFiles {
+			if bytes.Equal(job.AllFiles[n].Hash, newFile.Hash) && bytes.Equal(job.AllFiles[n].NodeID, newFile.NodeID) {
+				continue resultLoop
+			}
+		}
+
+		job.Files = append(job.Files, &newFile)
+		job.AllFiles = append(job.AllFiles, &newFile)
+		job.requireSort = true
+		job.statsAdd(&newFile)
+	}
+
+	job.ResultSync.Unlock()
+	job.Terminate()
+}