From d67596acd921f75caaa4e604bc1ccf163bd0729e Mon Sep 17 00:00:00 2001
From: JP Appel <jeanpierre.appel01@gmail.com>
Date: Wed, 2 Jul 2025 02:11:26 -0400
Subject: Add experimental http server

---
 pkg/server/server.go | 67 ++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 67 insertions(+)
 create mode 100644 pkg/server/server.go

(limited to 'pkg/server/server.go')

diff --git a/pkg/server/server.go b/pkg/server/server.go
new file mode 100644
index 0000000..8b66e62
--- /dev/null
+++ b/pkg/server/server.go
@@ -0,0 +1,67 @@
+package server
+
+import (
+	"bytes"
+	"io"
+	"log/slog"
+	"net/http"
+	"strings"
+
+	"github.com/jpappel/atlas/pkg/data"
+	"github.com/jpappel/atlas/pkg/index"
+	"github.com/jpappel/atlas/pkg/query"
+)
+
+func info(w http.ResponseWriter, r *http.Request) {
+	w.Write([]byte(`
+	<h1>Atlas Server</h1>
+	<p>This is the experimental atlas server!
+	Try POSTing a query to <pre>/search</pre></p>
+	`))
+}
+
+func New(db *data.Query) *http.ServeMux {
+	mux := http.NewServeMux()
+
+	mux.HandleFunc("/", info)
+	mux.HandleFunc("/search", func(w http.ResponseWriter, r *http.Request) {
+		b := &strings.Builder{}
+		if _, err := io.Copy(b, r.Body); err != nil {
+			w.WriteHeader(http.StatusInternalServerError)
+			w.Write([]byte("Error processing request"))
+			slog.Error("Error reading request body", slog.String("err", err.Error()))
+			return
+		}
+		artifact, err := query.Compile(b.String(), 0, 1)
+		if err != nil {
+			w.WriteHeader(http.StatusBadRequest)
+			w.Write([]byte(err.Error()))
+			slog.Error("Error compiling query", slog.String("err", err.Error()))
+			return
+		}
+
+		pathDocs, err := db.Execute(artifact)
+		if err != nil {
+			w.WriteHeader(http.StatusInternalServerError)
+			w.Write([]byte("Error executing query"))
+			slog.Error("Error executing query", slog.String("err", err.Error()))
+			return
+		}
+		docs := make([]*index.Document, 0, len(pathDocs))
+		for _, doc := range pathDocs {
+			docs = append(docs, doc)
+		}
+
+		var buf bytes.Buffer
+		_, err = query.JsonOutput{}.OutputTo(&buf, docs)
+		if err != nil {
+			w.WriteHeader(http.StatusInternalServerError)
+			w.Write([]byte("Error while writing output"))
+			slog.Error("Error writing json output", slog.String("err", err.Error()))
+		}
+
+		io.Copy(w, &buf)
+	})
+
+	return mux
+}
-- 
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