Add commands and key bindings

src/top_menu.go

@@ -3,7 +3,6 @@ package main
 import (
 	"fmt"
 	"github.com/gdamore/tcell/v2"
-	"maps"
 	"slices"
 	"strconv"
 	"strings"
@@ -11,7 +10,6 @@ import (
 
 type TopMenuButton struct {
 	Name   string
-	Key    rune
 	Action func(w *Window)
 }
 
@@ -21,89 +19,20 @@ func initTopMenu() {
 	// Buttons
 	fileButton := TopMenuButton{
 		Name: "File",
-		Key:  'f',
 		Action: func(window *Window) {
 			ClearDropdowns()
 			d := CreateDropdownMenu([]string{"New", "Save", "Open", "Close", "Quit"}, 0, 1, 0, func(i int) {
 				switch i {
 				case 0:
-					number := 1
-					for _, buffer := range Buffers {
-						if strings.HasPrefix(buffer.Name, "New File ") {
-							number++
-						}
-					}
-					buffer := CreateBuffer(fmt.Sprintf("New File %d", number))
-					window.CurrentBuffer = buffer
-					window.CursorMode = CursorModeBuffer
+					RunCommand(window, "new-buffer")
 				case 1:
-					if !window.CurrentBuffer.canSave {
-						PrintMessage(window, "Cannot save this buffer!")
-						return
-					}
-
-					inputChannel := RequestInput(window, "Save file [y\\N]:", "")
-					go func() {
-						input := <-inputChannel
-
-						if strings.ToLower(input) != "y" && strings.ToLower(input) != "yes" {
-							return
-						}
-
-						inputChannel = RequestInput(window, "Save buffer to:", window.CurrentBuffer.filename)
-
-						input = <-inputChannel
-
-						if strings.TrimSpace(input) == "" {
-							PrintMessage(window, "No save location was given!")
-							return
-						}
-
-						window.CurrentBuffer.filename = strings.TrimSpace(input)
-						err := window.CurrentBuffer.Save()
-						if err != nil {
-							PrintMessage(window, fmt.Sprintf("Could not save file: %s", err))
-							window.CurrentBuffer.filename = ""
-							return
-						}
-
-						PrintMessage(window, "File saved.")
-					}()
+					RunCommand(window, "save")
 				case 2:
-					inputChannel := RequestInput(window, "File to open:", "")
-					go func() {
-						input := <-inputChannel
-
-						if input == "" {
-							return
-						}
-
-						if openBuffer := GetOpenFileBuffer(input); openBuffer != nil {
-							PrintMessage(window, fmt.Sprintf("File already open! Switching to buffer: %s", openBuffer.Name))
-							window.CurrentBuffer = openBuffer
-						} else {
-							newBuffer, err := CreateFileBuffer(input, false)
-							if err != nil {
-								PrintMessage(window, fmt.Sprintf("Could not open file: %s", err.Error()))
-								return
-							}
-
-							PrintMessage(window, fmt.Sprintf("Opening file at: %s", newBuffer.filename))
-							window.CurrentBuffer = newBuffer
-						}
-					}()
+					RunCommand(window, "open")
 				case 3:
-					delete(Buffers, window.CurrentBuffer.Id)
-					buffersSlice := slices.Collect(maps.Values(Buffers))
-					if len(buffersSlice) == 0 {
-						window.Close()
-						return
-					}
-					window.CurrentBuffer = buffersSlice[0]
-					window.CursorMode = CursorModeBuffer
+					RunCommand(window, "close-buffer")
 				case 4:
-					window.Close()
-					window.CursorMode = CursorModeBuffer
+					RunCommand(window, "quit")
 				}
 				ClearDropdowns()
 			})
@@ -113,33 +42,14 @@ func initTopMenu() {
 	}
 	EditButton := TopMenuButton{
 		Name: "Edit",
-		Key:  'e',
 		Action: func(window *Window) {
 			ClearDropdowns()
 			d := CreateDropdownMenu([]string{"Copy", "Paste"}, 0, 1, 0, func(i int) {
 				switch i {
 				case 0:
-					if window.CurrentBuffer.Selection == nil {
-						// Copy line
-						_, line := window.GetCursorPos2D()
-						window.Clipboard = strings.SplitAfter(window.CurrentBuffer.Contents, "\n")[line]
-						PrintMessage(window, "Copied line to clipboard.")
-					} else {
-						// Copy selection
-						window.Clipboard = window.CurrentBuffer.GetSelectedText()
-						PrintMessage(window, "Copied selection to clipboard.")
-					}
+					RunCommand(window, "copy")
 				case 1:
-					str := window.CurrentBuffer.Contents
-					index := window.CurrentBuffer.CursorPos
-
-					if index == len(str) {
-						str += window.Clipboard
-					} else {
-						str = str[:index] + window.Clipboard + str[index:]
-					}
-					window.CurrentBuffer.CursorPos += len(window.Clipboard)
-					window.CurrentBuffer.Contents = str
+					RunCommand(window, "paste")
 				}
 				ClearDropdowns()
 				window.CursorMode = CursorModeBuffer
@@ -150,7 +60,6 @@ func initTopMenu() {
 	}
 	Buffers := TopMenuButton{
 		Name: "Buffers",
-		Key:  'b',
 		Action: func(window *Window) {
 			ClearDropdowns()
 			buffersSlice := make([]string, 0)