1 files changed, 40 insertions, 0 deletions
diff --git a/export.go b/export.go
new file mode 100644
index 0000000..9cc67af
--- /dev/null
+++ b/export.go
@@ -0,0 +1,40 @@
+package main
+
+import (
+	"encoding/json"
+	"fmt"
+	"io/ioutil"
+	"net/http"
+	"strconv"
+
+	"github.com/gorilla/mux"
+)
+
+// export exports all the trees
+func export(treeindex int64) error {
+	// Convert the data to json
+	jsonData, jsonMarshalerError := json.Marshal(treeArray[treeindex])
+	if jsonMarshalerError != nil {
+		panic(jsonMarshalerError)
+	}
+
+	// write the json formatted byte data to a file
+	err := ioutil.WriteFile(fmt.Sprintf("/exports/tree_%d.json", treeindex), jsonData, 0644)
+	if err != nil {
+		return err
+	}
+	return nil
+}
+
+// export the selected tree to the selected file
+func exportHandler(w http.ResponseWriter, r *http.Request) {
+	vars := mux.Vars(r)
+	treeindex, _ := strconv.ParseInt(vars["treeindex"], 10, 0)
+
+	err := export(treeindex)
+	if err != nil {
+		panic(err)
+	}
+
+	_, _ = fmt.Fprintf(w, "Exportet Tree %d", treeindex)
+}