local ScriptEditorService = game:GetService("ScriptEditorService")

-- 取消對 'foo' 的自動補全回調
ScriptEditorService:DeregisterAutocompleteCallback("foo")

local ScriptEditorService = game:GetService("ScriptEditorService")

ScriptEditorService:DeregisterScriptAnalysisCallback("foo")

--!nocheck

-- 在命令列中執行以下程式碼

local ScriptEditorService = game:GetService("ScriptEditorService")

local documents = ScriptEditorService:GetScriptDocuments()
local scriptDocument
-- 找到第一個打開的腳本文件
for _, document in documents do
	-- 命令列不能關閉，因此不要選擇它
	if not document:IsCommandBar() then
		scriptDocument = document
		break
	end
end

if scriptDocument then
	local success, err = scriptDocument:CloseAsync()
	if success then
		print(`已關閉 {scriptDocument.Name}`)
	else
		warn(`無法 關閉 {scriptDocument.Name} 原因：{err}`)
	end
else
	print("沒有打開的 腳本")
end

--!nocheck

--[[
	要運行：
		1. 確保輸出視圖已開啟
		2. 在命令欄中運行以下代碼
		3. 在打開的腳本窗口中上下滾動

	來自 ViewportChanged 事件的打印語句將出現在輸出中
]]

local Workspace = game:GetService("Workspace")
local ScriptEditorService = game:GetService("ScriptEditorService")

-- 創建跨越多行的文本
local dummyText = string.rep("-- 假文本\n", 60)

-- 創建一個包含假文本的腳本並打開它
local otherScript = Instance.new("Script")
otherScript.Source = dummyText
otherScript.Parent = Workspace
local success, err = ScriptEditorService:OpenScriptDocumentAsync(otherScript)
if not success then
	warn(`無法打開腳本，因為: {err}`)
	return
end

-- 獲取對打開的腳本的引用
local scriptDocument = ScriptEditorService:FindScriptDocument(otherScript)

local function onViewportChanged(startLine: number, endLine: number)
	print(`腳本視口已變更 - 開始行: {startLine}, 結束行: {endLine}`)
end
-- 連接視口變更事件到上面的函數，該函數打印更新後視口的開始和結束行
scriptDocument.ViewportChanged:Connect(onViewportChanged)

--!nocheck

-- 在命令欄執行以下代碼

local ScriptEditorService = game:GetService("ScriptEditorService")

local scriptDocuments = ScriptEditorService:GetScriptDocuments()
for _, scriptDocument in scriptDocuments do
	-- 列印每個腳本的名稱
	if not scriptDocument:IsCommandBar() then
		print(scriptDocument.Name)
	end
end

--!nocheck

-- 在命令列中運行以下代碼

local ScriptEditorService = game:GetService("ScriptEditorService")
local Workspace = game:GetService("Workspace")

local newScript = Instance.new("Script")
newScript.Parent = Workspace

local success, err = ScriptEditorService:OpenScriptDocumentAsync(newScript)
if success then
	print("已打開腳本文件")
else
	print(`打開腳本文件失敗：{err}`)
end

--!nocheck

-- 在命令欄中運行以下代碼

local ScriptEditorService = game:GetService("ScriptEditorService")

type Request = {
	position: {
		line: number,
		character: number,
	},
	textDocument: {
		document: ScriptDocument?,
		script: LuaSourceContainer?,
	},
}

type Response = {
	items: {
		{
			label: string,
			kind: Enum.CompletionItemKind?,
			tags: { Enum.CompletionItemTag }?,
			detail: string?,
			documentation: {
				value: string,
			}?,
			overloads: number?,
			learnMoreLink: string?,
			codeSample: string?,
			preselect: boolean?,
			textEdit: {
				newText: string,
				replace: {
					start: { line: number, character: number },
					["end"]: { line: number, character: number },
				},
			}?,
		}
	},
}

local autocompleteCallback = function(request: Request, response: Response): Response
	local item = {
		label = "foo",
		preselect = true,
	}
	table.insert(response.items, item)
	return response
end

ScriptEditorService:RegisterAutocompleteCallback("foo", 1, autocompleteCallback)

-- 若要註銷回調，請在命令欄中運行以下代碼

ScriptEditorService:DeregisterAutocompleteCallback("foo")

type Request = {
	["script"]: LuaSourceContainer,
}

type Response = {
	diagnostics: {
		{
			range: {
				start: {
					line: number,
					character: number,
				},
				["end"]: {
					line: number,
					character: number,
				},
			},
			code: string?,
			message: string,
			severity: Enum.Severity?,
			codeDescription: { href: string }?,
		}
	},
}

local ScriptEditorService = game:GetService("ScriptEditorService")

ScriptEditorService:RegisterScriptAnalysisCallback("foo", 1, function(Req: Request): Response
	local response = {
		diagnostics = {},
	}
	local lineNo = 1

	-- 逐行迭代
	for text, newline in Req.script.Source:gmatch("([^\r\n]*)([\r\n]*)") do
		local startIndex, endIndex = string.find(text, "Foo")
		if startIndex and endIndex then
			table.insert(response.diagnostics, {
				range = {
					["start"] = {
						line = lineNo,
						character = startIndex,
					},
					["end"] = {
						line = lineNo,
						character = endIndex,
					},
				},
				code = "FooFinder",
				message = "在這裡找到 Foo！",
				severity = Enum.Severity.Warning,
			})
		end
		lineNo = lineNo + #newline:gsub("\n+", "\0%0\0"):gsub(".%z.", "."):gsub("%z", "")
	end
	return response
end)

--!nocheck

-- 在命令欄中運行以下代碼

local ScriptEditorService = game:GetService("ScriptEditorService")

ScriptEditorService.TextDocumentDidChange:Connect(function(scriptDocument, changes)
	print("已變更", scriptDocument, changes)
end)

--!nocheck

-- 在命令欄中運行以下代碼

local ScriptEditorService = game:GetService("ScriptEditorService")

ScriptEditorService.TextDocumentDidClose:Connect(function(scriptDocument)
	print("已關閉", scriptDocument)
end)

--!nocheck

-- 在命令欄中運行以下代碼

local ScriptEditorService = game:GetService("ScriptEditorService")

ScriptEditorService.TextDocumentDidOpen:Connect(function(scriptDocument)
	print("已打開", scriptDocument)
end)