From 3a4e0c1046276235488326bb4e032c801280fc15 Mon Sep 17 00:00:00 2001
From: Jeff Carr <jcarr@wit.com>
Date: Sat, 30 Nov 2024 15:06:57 -0600
Subject: auto detect unique keys in protobuf file

---
 parseProtoFile.go | 44 ++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 44 insertions(+)
 create mode 100644 parseProtoFile.go

(limited to 'parseProtoFile.go')

diff --git a/parseProtoFile.go b/parseProtoFile.go
new file mode 100644
index 0000000..682234d
--- /dev/null
+++ b/parseProtoFile.go
@@ -0,0 +1,44 @@
+package main
+
+// auto run protoc with the correct args
+
+import (
+	"os"
+	"strings"
+
+	"go.wit.com/log"
+	"golang.org/x/text/cases"
+	"golang.org/x/text/language"
+)
+
+// finds autogenpb:marshal and autogenpb:unique in the .proto file
+//
+//	adds fields to []marshal and []unique
+func findAutogenpb(names map[string]string) error {
+	log.Info("starting findAutogenpb() on", names["protofile"])
+	// read in the .proto file
+	data, err := os.ReadFile(names["protofile"])
+	if err != nil {
+		// log.Info("open config file :", err)
+		return err
+	}
+
+	// look for included proto files
+	lines := strings.Split(string(data), "\n")
+	for _, line := range lines {
+		// log.Info("line:", line)
+		parts := strings.Fields(line)
+		if strings.Contains(line, "autogenpb:marshal") {
+			newm := parts[1]
+			log.Info("found marshal", newm)
+			marshalKeys = append(marshalKeys, newm)
+		}
+		if strings.Contains(line, "autogenpb:unique") {
+			newu := parts[1]
+			newu = cases.Title(language.English, cases.NoLower).String(newu)
+			log.Info("found unique field", newu)
+			uniqueKeys = append(uniqueKeys, newu)
+		}
+	}
+	return nil
+}
-- 
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