Moved chat pagination and real time updating to it's own package, implemeneted pagination navigation

1 files changed, 25 insertions, 61 deletions

diff --git a/go-src/windows.go b/go-src/windows.go
index 8e75aa7..584058a 100644
--- a/go-src/windows.go
+++ b/go-src/windows.go
@@ -1,13 +1,8 @@
 package ctfc
 
 import (
-	"fmt"
-	"os"
-	"os/exec"
-	"runtime"
 	"strconv"
 	"strings"
-	"time"
 
 	"gitlab.com/Syndamia/ctfc/go-src/ui"
 	"gitlab.com/Syndamia/ctfc/go-src/utils"
@@ -118,48 +113,47 @@ func createChatWindow(values ...string) {
 func chatWindow(values ...string) {
 	clearScreen()
 
+	if len(values) == 1 {
+		values = append(values, ".")
+	}
+
 	currChat := getChat(values[0])
 	ui.NormalBox(true, "Chats", "Direct Messages", "Account", "Logout")
 	ui.TextField(currChat.Name + " : " + currChat.Description)
 	ui.TextField("Brought to you by " + currChat.Owner.Name + " (" + currChat.Owner.Username + ")")
 
-	for i := 0; i <= 15; i++ {
+	for i := 0; i <= 16; i++ {
 		ui.EmptyLine()
 	}
 
-	lines := 0
 	lastLine := 0
-	go func() {
-		for lines > -1 {
-			if lastLine == len(currChat.Messages)-1 {
-				currChat = getChat(values[0])
-				continue
-			}
-
-			lastLine = len(currChat.Messages) - 1
-			fmt.Print("\033[s")
-
-			moveCursorUp(15 + 2)
-
-			for _, v := range utils.Paginate(1, 15, currChat.Messages...) {
-				fmt.Print("\033[K")
-				ui.TextField(v)
-			}
-			ui.PageField(1, utils.TotalPages(15, len(currChat.Messages)))
-
-			fmt.Print("\033[u")
-			time.Sleep(500 * time.Millisecond)
-		}
-	}()
+	go routinePaginatedSubwindow(&currChat.Messages,
+		func(s *[]string) { *s = getChat(values[0]).Messages },
+		&lastLine,
+		len(values[1]),
+	)
 
 	input := ui.InputField("Message or [C/D/A/L/</>/H]")
 
 	handled := handleInputActions(input, true)
 	if !handled {
-		currChat.addMessage(strings.TrimPrefix(input, "\\"), loggedInUser.Username)
+		switch input {
+		case ">":
+			if len(values[1]) < utils.TotalPages(len(currChat.Messages)) {
+				values[1] += "."
+			}
+		case "<":
+			if len(values[1]) > 1 {
+				values[1] = values[1][:len(values[1])-1]
+			}
+		default:
+			values[1] = "."
+			currChat.addMessage(strings.TrimPrefix(input, "\\"), loggedInUser.Username)
+		}
+
 		defer chatWindow(values...)
 	}
-	lines = -1
+	lastLine = -1
 }
 
 func logoutWindow(...string) {
@@ -247,8 +241,6 @@ func handleInputActions(input string, handleNav bool, ia ...inputAction) bool {
 
 /* Errors and Clear */
 
-var clearNext = true
-
 func showError(message string, callback window, callbackData ...string) {
 	clearScreen()
 
@@ -257,31 +249,3 @@ func showError(message string, callback window, callbackData ...string) {
 
 	defer callback(callbackData...)
 }
-
-func clearScreen() {
-	if !clearNext {
-		clearNext = true
-		return
-	}
-
-	if runtime.GOOS == "windows" {
-		cmd := exec.Command("cmd", "/c", "cls")
-		cmd.Stdout = os.Stdout
-		cmd.Run()
-	} else {
-		fmt.Println("\033[2J")
-	}
-}
-
-func moveCursorUp(times int) {
-	fmt.Printf("\033[%vA", times)
-	fmt.Print("\033[E")
-}
-
-func moveCursorDown(times int) {
-	fmt.Printf("\033[%vB", times)
-}
-
-func moveCursorRight(times int) {
-	fmt.Printf("\033[%vC", times)
-}