// Copyright 2016 - 2023 The excelize Authors. All rights reserved. Use of
// this source code is governed by a BSD-style license that can be found in
// the LICENSE file.
//
// Package excelize providing a set of functions that allow you to write to and
// read from XLAM / XLSM / XLSX / XLTM / XLTX files. Supports reading and
// writing spreadsheet documents generated by Microsoft Excel™ 2007 and later.
// Supports complex components by high compatibility, and provided streaming
// API for generating or reading data from a worksheet with huge amounts of
// data. This library needs Go version 1.16 or later.

package excelize

import (
	"encoding/xml"
	"os"
	"path/filepath"
	"strings"
	"testing"

	"github.com/stretchr/testify/assert"
)

func TestAddComment(t *testing.T) {
	f, err := prepareTestBook1()
	if !assert.NoError(t, err) {
		t.FailNow()
	}

	s := strings.Repeat("c", TotalCellChars+1)
	assert.NoError(t, f.AddComment("Sheet1", Comment{Cell: "A30", Author: s, Text: s, Paragraph: []RichTextRun{{Text: s}, {Text: s}}}))
	assert.NoError(t, f.AddComment("Sheet2", Comment{Cell: "B7", Author: "Excelize", Text: s[:TotalCellChars-1], Paragraph: []RichTextRun{{Text: "Excelize: ", Font: &Font{Bold: true}}, {Text: "This is a comment."}}}))

	// Test add comment on not exists worksheet
	assert.EqualError(t, f.AddComment("SheetN", Comment{Cell: "B7", Author: "Excelize", Paragraph: []RichTextRun{{Text: "Excelize: ", Font: &Font{Bold: true}}, {Text: "This is a comment."}}}), "sheet SheetN does not exist")
	// Test add comment on with illegal cell reference
	assert.EqualError(t, f.AddComment("Sheet1", Comment{Cell: "A", Author: "Excelize", Paragraph: []RichTextRun{{Text: "Excelize: ", Font: &Font{Bold: true}}, {Text: "This is a comment."}}}), newCellNameToCoordinatesError("A", newInvalidCellNameError("A")).Error())
	comments, err := f.GetComments("Sheet1")
	assert.NoError(t, err)
	assert.Len(t, comments, 2)
	comments, err = f.GetComments("Sheet2")
	assert.NoError(t, err)
	assert.Len(t, comments, 1)
	assert.NoError(t, f.SaveAs(filepath.Join("test", "TestAddComments.xlsx")))

	f.Comments["xl/comments2.xml"] = nil
	f.Pkg.Store("xl/comments2.xml", []byte(xml.Header+`<comments xmlns="http://schemas.openxmlformats.org/spreadsheetml/2006/main"><authors><author>Excelize: </author></authors><commentList><comment ref="B7" authorId="0"><text><t>Excelize: </t></text></comment></commentList></comments>`))
	comments, err = f.GetComments("Sheet1")
	assert.NoError(t, err)
	assert.Len(t, comments, 2)
	comments, err = f.GetComments("Sheet2")
	assert.NoError(t, err)
	assert.Len(t, comments, 1)
	comments, err = NewFile().GetComments("Sheet1")
	assert.NoError(t, err)
	assert.Len(t, comments, 0)

	// Test add comments with invalid sheet name
	assert.EqualError(t, f.AddComment("Sheet:1", Comment{Cell: "A1", Author: "Excelize", Text: "This is a comment."}), ErrSheetNameInvalid.Error())

	// Test add comments with unsupported charset
	f.Comments["xl/comments2.xml"] = nil
	f.Pkg.Store("xl/comments2.xml", MacintoshCyrillicCharset)
	_, err = f.GetComments("Sheet2")
	assert.EqualError(t, err, "XML syntax error on line 1: invalid UTF-8")

	// Test add comments with unsupported charset
	f.Comments["xl/comments2.xml"] = nil
	f.Pkg.Store("xl/comments2.xml", MacintoshCyrillicCharset)
	assert.EqualError(t, f.AddComment("Sheet2", Comment{Cell: "A30", Text: "Comment"}), "XML syntax error on line 1: invalid UTF-8")

	// Test add comments with unsupported charset style sheet
	f.Styles = nil
	f.Pkg.Store(defaultXMLPathStyles, MacintoshCyrillicCharset)
	assert.EqualError(t, f.AddComment("Sheet2", Comment{Cell: "A30", Text: "Comment"}), "XML syntax error on line 1: invalid UTF-8")

	// Test get comments on not exists worksheet
	comments, err = f.GetComments("SheetN")
	assert.Len(t, comments, 0)
	assert.EqualError(t, err, "sheet SheetN does not exist")
}

func TestDeleteComment(t *testing.T) {
	f, err := prepareTestBook1()
	if !assert.NoError(t, err) {
		t.FailNow()
	}

	assert.NoError(t, f.AddComment("Sheet2", Comment{Cell: "A40", Text: "Excelize: This is a comment1."}))
	assert.NoError(t, f.AddComment("Sheet2", Comment{Cell: "A41", Paragraph: []RichTextRun{{Text: "Excelize: ", Font: &Font{Bold: true}}, {Text: "This is a comment2."}}}))
	assert.NoError(t, f.AddComment("Sheet2", Comment{Cell: "C41", Paragraph: []RichTextRun{{Text: "Excelize: ", Font: &Font{Bold: true}}, {Text: "This is a comment3."}}}))
	assert.NoError(t, f.AddComment("Sheet2", Comment{Cell: "C41", Paragraph: []RichTextRun{{Text: "Excelize: ", Font: &Font{Bold: true}}, {Text: "This is a comment3-1."}}}))
	assert.NoError(t, f.AddComment("Sheet2", Comment{Cell: "C42", Paragraph: []RichTextRun{{Text: "Excelize: ", Font: &Font{Bold: true}}, {Text: "This is a comment4."}}}))
	assert.NoError(t, f.AddComment("Sheet2", Comment{Cell: "C41", Paragraph: []RichTextRun{{Text: "Excelize: ", Font: &Font{Bold: true}}, {Text: "This is a comment2."}}}))

	assert.NoError(t, f.DeleteComment("Sheet2", "A40"))

	comments, err := f.GetComments("Sheet2")
	assert.NoError(t, err)
	assert.Len(t, comments, 5)

	comments, err = NewFile().GetComments("Sheet1")
	assert.NoError(t, err)
	assert.Len(t, comments, 0)

	// Test delete comment with invalid sheet name
	assert.EqualError(t, f.DeleteComment("Sheet:1", "A1"), ErrSheetNameInvalid.Error())
	// Test delete all comments in a worksheet
	assert.NoError(t, f.DeleteComment("Sheet2", "A41"))
	assert.NoError(t, f.DeleteComment("Sheet2", "C41"))
	assert.NoError(t, f.DeleteComment("Sheet2", "C42"))
	comments, err = f.GetComments("Sheet2")
	assert.NoError(t, err)
	assert.EqualValues(t, 0, len(comments))
	// Test delete comment on not exists worksheet
	assert.EqualError(t, f.DeleteComment("SheetN", "A1"), "sheet SheetN does not exist")
	// Test delete comment with worksheet part
	f.Pkg.Delete("xl/worksheets/sheet1.xml")
	assert.NoError(t, f.DeleteComment("Sheet1", "A22"))

	f.Comments["xl/comments2.xml"] = nil
	f.Pkg.Store("xl/comments2.xml", MacintoshCyrillicCharset)
	assert.EqualError(t, f.DeleteComment("Sheet2", "A41"), "XML syntax error on line 1: invalid UTF-8")
}

func TestDecodeVMLDrawingReader(t *testing.T) {
	f := NewFile()
	path := "xl/drawings/vmlDrawing1.xml"
	f.Pkg.Store(path, MacintoshCyrillicCharset)
	_, err := f.decodeVMLDrawingReader(path)
	assert.EqualError(t, err, "XML syntax error on line 1: invalid UTF-8")
}

func TestCommentsReader(t *testing.T) {
	f := NewFile()
	// Test read comments with unsupported charset
	path := "xl/comments1.xml"
	f.Pkg.Store(path, MacintoshCyrillicCharset)
	_, err := f.commentsReader(path)
	assert.EqualError(t, err, "XML syntax error on line 1: invalid UTF-8")
}

func TestCountComments(t *testing.T) {
	f := NewFile()
	f.Comments["xl/comments1.xml"] = nil
	assert.Equal(t, f.countComments(), 1)
}

func TestAddDrawingVML(t *testing.T) {
	// Test addDrawingVML with illegal cell reference
	f := NewFile()
	assert.EqualError(t, f.addDrawingVML(0, "", &vmlOptions{Cell: "*"}), newCellNameToCoordinatesError("*", newInvalidCellNameError("*")).Error())

	f.Pkg.Store("xl/drawings/vmlDrawing1.vml", MacintoshCyrillicCharset)
	assert.EqualError(t, f.addDrawingVML(0, "xl/drawings/vmlDrawing1.vml", &vmlOptions{Cell: "A1"}), "XML syntax error on line 1: invalid UTF-8")
}

func TestFormControl(t *testing.T) {
	f := NewFile()
	assert.NoError(t, f.AddFormControl("Sheet1", FormControl{
		Cell:  "D1",
		Type:  FormControlButton,
		Macro: "Button1_Click",
	}))
	assert.NoError(t, f.AddFormControl("Sheet1", FormControl{
		Cell:   "A1",
		Type:   FormControlButton,
		Macro:  "Button1_Click",
		Width:  140,
		Height: 60,
		Text:   "Button 1\r\n",
		Paragraph: []RichTextRun{
			{
				Font: &Font{
					Bold:      true,
					Italic:    true,
					Underline: "single",
					Family:    "Times New Roman",
					Size:      14,
					Color:     "777777",
				},
				Text: "C1=A1+B1",
			},
		},
	}))
	assert.NoError(t, f.AddFormControl("Sheet1", FormControl{
		Cell:    "A5",
		Type:    FormControlCheckbox,
		Text:    "Check Box 1",
		Checked: true,
	}))
	assert.NoError(t, f.AddFormControl("Sheet1", FormControl{
		Cell: "A6",
		Type: FormControlCheckbox,
		Text: "Check Box 2",
	}))
	assert.NoError(t, f.AddFormControl("Sheet1", FormControl{
		Cell:    "A7",
		Type:    FormControlRadio,
		Text:    "Option Button 1",
		Checked: true,
	}))
	assert.NoError(t, f.AddFormControl("Sheet1", FormControl{
		Cell: "A8",
		Type: FormControlRadio,
		Text: "Option Button 2",
	}))
	assert.NoError(t, f.SetSheetProps("Sheet1", &SheetPropsOptions{CodeName: stringPtr("Sheet1")}))
	file, err := os.ReadFile(filepath.Join("test", "vbaProject.bin"))
	assert.NoError(t, err)
	assert.NoError(t, f.AddVBAProject(file))
	assert.NoError(t, f.SaveAs(filepath.Join("test", "TestAddFormControl.xlsm")))
	assert.NoError(t, f.Close())
	f, err = OpenFile(filepath.Join("test", "TestAddFormControl.xlsm"))
	assert.NoError(t, err)
	assert.NoError(t, f.AddFormControl("Sheet1", FormControl{
		Cell:  "D4",
		Type:  FormControlButton,
		Macro: "Button1_Click",
		Text:  "Button 2",
	}))
	// Test add unsupported form control
	assert.Equal(t, f.AddFormControl("Sheet1", FormControl{
		Cell:  "A1",
		Type:  0x37,
		Macro: "Button1_Click",
	}), ErrParameterInvalid)
	// Test add form control on not exists worksheet
	assert.Equal(t, f.AddFormControl("SheetN", FormControl{
		Cell:  "A1",
		Type:  FormControlButton,
		Macro: "Button1_Click",
	}), newNoExistSheetError("SheetN"))
	assert.NoError(t, f.Close())
	// Test delete form control
	f, err = OpenFile(filepath.Join("test", "TestAddFormControl.xlsm"))
	assert.NoError(t, err)
	assert.NoError(t, f.DeleteFormControl("Sheet1", "D1"))
	assert.NoError(t, f.DeleteFormControl("Sheet1", "A1"))
	// Test delete form control on not exists worksheet
	assert.Equal(t, f.DeleteFormControl("SheetN", "A1"), newNoExistSheetError("SheetN"))
	// Test delete form control on not exists worksheet
	assert.Equal(t, f.DeleteFormControl("Sheet1", "A"), newCellNameToCoordinatesError("A", newInvalidCellNameError("A")))
	assert.NoError(t, f.SaveAs(filepath.Join("test", "TestDeleteFormControl.xlsm")))
	assert.NoError(t, f.Close())
	// Test delete form control with expected element
	f, err = OpenFile(filepath.Join("test", "TestAddFormControl.xlsm"))
	assert.NoError(t, err)
	f.Pkg.Store("xl/drawings/vmlDrawing1.vml", MacintoshCyrillicCharset)
	assert.Error(t, f.DeleteFormControl("Sheet1", "A1"), "XML syntax error on line 1: invalid UTF-8")
	assert.NoError(t, f.Close())
	// Test delete form control on a worksheet without form control
	f = NewFile()
	assert.NoError(t, f.DeleteFormControl("Sheet1", "A1"))
}