refactor: Processing comments

- Move processing of comments before patching
- Move processing to separate file

Signed-off-by: Matej Focko <mfocko@redhat.com>

comments.go

@@ -0,0 +1,58 @@
+package main
+
+import (
+	"fmt"
+	"strings"
+	"unicode"
+
+	"code.gitea.io/sdk/gitea"
+	"github.com/bbrks/wrap/v2"
+)
+
+func GetSeparatorForMultiline() string {
+	if config.Language.OpeningOnSeparateLine {
+		return "\n"
+	}
+	return " "
+}
+
+func FormatComment(body string, beenWrapped bool) string {
+	if beenWrapped && !config.Language.OpeningOnSeparateLine {
+		body = " " + strings.TrimPrefix(body, " "+config.Language.Continuation)
+	}
+	if !beenWrapped && !config.Language.OpeningOnSeparateLine && !strings.HasSuffix(body, "\n") {
+		body = body + "\n"
+	}
+	return fmt.Sprintf("%s%s%s", config.Language.Opening, body, config.Language.Closing)
+}
+
+func ProcessComment(wrapper *wrap.Wrapper, comment *gitea.PullReviewComment) {
+	body := comment.Body
+
+	beenWrapped := len(body)+len(config.Language.Opening)+len(config.Language.Closing) > 100
+	if beenWrapped {
+		body = GetSeparatorForMultiline() + wrapper.Wrap(body, 100)
+	} else {
+		body = " " + body
+	}
+
+	body = strings.Replace(body, "\r", "", -1)
+	body = strings.Replace(
+		body,
+		config.Language.Continuation+"\n",
+		strings.TrimRightFunc(config.Language.Continuation, unicode.IsSpace)+"\n",
+		-1,
+	)
+	comment.Body = FormatComment(body, beenWrapped)
+}
+
+func ProcessComments(splitComments *map[string]([]*gitea.PullReviewComment)) {
+	wrapper := wrap.NewWrapper()
+	wrapper.OutputLinePrefix = config.Language.Continuation
+
+	for _, comments := range *splitComments {
+		for _, comment := range comments {
+			ProcessComment(&wrapper, comment)
+		}
+	}
+}

main.go

@@ -7,11 +7,8 @@ import (
 	"os"
 	"sort"
 	"strconv"
-	"strings"
-	"unicode"
 
 	"code.gitea.io/sdk/gitea"
-	"github.com/bbrks/wrap/v2"
 	"gopkg.in/yaml.v2"
 )
 
@@ -82,49 +79,14 @@ func BackUpSource(filepath string) {
 	ExitOnError(err)
 }
 
-func GetSeparatorForMultiline() string {
-	if config.Language.OpeningOnSeparateLine {
-		return "\n"
-	}
-	return " "
-}
-
-func FormatComment(body string, beenWrapped bool) string {
-	if beenWrapped && !config.Language.OpeningOnSeparateLine {
-		body = " " + strings.TrimPrefix(body, " "+config.Language.Continuation)
-	}
-	if !beenWrapped && !config.Language.OpeningOnSeparateLine && !strings.HasSuffix(body, "\n") {
-		body = body + "\n"
-	}
-	return fmt.Sprintf("%s%s%s", config.Language.Opening, body, config.Language.Closing)
-}
-
 func WriteCommentsInFile(
-	wrapper *wrap.Wrapper,
 	outputFile *os.File,
 	lineNum uint64,
 	comments []*gitea.PullReviewComment,
 	nextComment, commentsLength int,
 ) int {
 	for (nextComment < commentsLength) && comments[nextComment].LineNum == lineNum {
-		body := comments[nextComment].Body
+		comment := comments[nextComment].Body
-
-		beenWrapped := len(body)+len(config.Language.Opening)+len(config.Language.Closing) > 100
-		if beenWrapped {
-			body = GetSeparatorForMultiline() + wrapper.Wrap(body, 100)
-		} else {
-			body = " " + body
-		}
-
-		body = strings.Replace(body, "\r", "", -1)
-		body = strings.Replace(
-			body,
-			config.Language.Continuation+"\n",
-			strings.TrimRightFunc(config.Language.Continuation, unicode.IsSpace)+"\n",
-			-1,
-		)
-		comment := FormatComment(body, beenWrapped)
-
 		fmt.Fprint(outputFile, comment)
 		fmt.Printf("L%04d:\n%s\n", comments[nextComment].LineNum, comment)
 		nextComment++
@@ -132,7 +94,7 @@ func WriteCommentsInFile(
 	return nextComment
 }
 
-func ProcessFile(wrapper *wrap.Wrapper, filepath string, comments []*gitea.PullReviewComment) {
+func ProcessFile(filepath string, comments []*gitea.PullReviewComment) {
 	fmt.Printf("FILE: %s\n", filepath)
 
 	BackUpSource(filepath)
@@ -150,15 +112,15 @@ func ProcessFile(wrapper *wrap.Wrapper, filepath string, comments []*gitea.PullR
 
 	scanner := bufio.NewScanner(inputFile)
 	for scanner.Scan() {
-		nextComment = WriteCommentsInFile(wrapper, outputFile, i, comments, nextComment, commentsLength)
+		nextComment = WriteCommentsInFile(outputFile, i, comments, nextComment, commentsLength)
 		fmt.Fprintln(outputFile, scanner.Text())
 		i++
 	}
 }
 
-func PatchFiles(wrapper *wrap.Wrapper, commentsByFile map[string]([]*gitea.PullReviewComment)) {
+func PatchFiles(commentsByFile map[string]([]*gitea.PullReviewComment)) {
 	for filepath, comments := range commentsByFile {
-		ProcessFile(wrapper, filepath, comments)
+		ProcessFile(filepath, comments)
 	}
 }
 
@@ -214,8 +176,6 @@ func main() {
 		splitComments = SplitByFile(splitComments, comments)
 	}
 
-	wrapper := wrap.NewWrapper()
+	ProcessComments(&splitComments)
-	wrapper.OutputLinePrefix = config.Language.Continuation
+	PatchFiles(splitComments)
-
-	PatchFiles(&wrapper, splitComments)
 }