chore: rewrite python script in go (#201)

scripts/process-types/main.go

@@ -0,0 +1,73 @@
+package main
+
+import (
+	"fmt"
+	"io/ioutil"
+	"os"
+	"regexp"
+)
+
+func dateTypes(names []string) map[*regexp.Regexp]string {
+	result := make(map[*regexp.Regexp]string)
+	for _, name := range names {
+		result[regexp.MustCompile(fmt.Sprintf(`%s: string`, name))] = fmt.Sprintf(`%s: Date`, name)
+	}
+	return result
+}
+
+func main() {
+	if len(os.Args) != 2 {
+		fmt.Println("Please provide a file path as an argument")
+		os.Exit(1)
+	}
+
+	path := os.Args[1]
+
+	fmt.Printf("Processing %s\n", path)
+
+	if _, err := os.Stat(path); os.IsNotExist(err) {
+		fmt.Printf("File %s does not exist\n", path)
+		os.Exit(1)
+	}
+
+	text := "/* post-processed by ./scripts/process-types.go */\n"
+	data, err := ioutil.ReadFile(path)
+	if err != nil {
+		fmt.Println(err)
+		os.Exit(1)
+	}
+	text += string(data)
+
+	regexReplace := map[*regexp.Regexp]string{
+		regexp.MustCompile(` PaginationResultRepo`): " PaginationResult",
+		regexp.MustCompile(` Repo`):                 " ",
+		regexp.MustCompile(` Services`):             " ",
+		regexp.MustCompile(` V1`):                   " ",
+		regexp.MustCompile(`\?:`):                   ":",
+	}
+
+	for regex, replace := range dateTypes([]string{
+		"createdAt",
+		"updatedAt",
+		"soldTime",
+		"purchaseTime",
+		"warrantyExpires",
+		"expiresAt",
+		"date",
+	}) {
+		regexReplace[regex] = replace
+	}
+
+	for regex, replace := range regexReplace {
+		fmt.Printf("Replacing '%v' -> '%s'\n", regex, replace)
+		text = regex.ReplaceAllString(text, replace)
+	}
+
+	err = ioutil.WriteFile(path, []byte(text), 0644)
+	if err != nil {
+		fmt.Println(err)
+		os.Exit(1)
+	}
+
+	os.Exit(0)
+}