mirror of
https://github.com/yunionio/cloudpods.git
synced 2026-05-13 09:38:41 +08:00
305 lines
7.9 KiB
Go
305 lines
7.9 KiB
Go
// Copyright 2019 Yunion
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package excelutils
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import (
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"bytes"
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"fmt"
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"io"
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"os"
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"strings"
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excelize "github.com/xuri/excelize/v2"
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"yunion.io/x/jsonutils"
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"yunion.io/x/pkg/errors"
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"yunion.io/x/pkg/gotypes"
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)
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func decimalBaseMaxWidth(decNum int, base int) int {
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if decNum == 0 {
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return 1
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}
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width := 0
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for decNum > 0 {
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decNum = decNum / base
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width += 1
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}
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return width
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}
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func decimalBaseN(decNum int, base int, width int) (int, int) {
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b := 1
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for i := 0; i < width-1; i += 1 {
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decNum = decNum / base
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b = b * base
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}
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return decNum, b
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}
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func decimal2Base(decNum int, base int) []int {
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width := decimalBaseMaxWidth(decNum, base)
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ret := make([]int, width)
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for i := width; i > 0; i -= 1 {
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ith, divider := decimalBaseN(decNum, base, i)
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decNum -= ith * divider
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ret[width-i] = ith
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}
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return ret
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}
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func decimal2Alphabet(decNum int) string {
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var buf bytes.Buffer
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b26 := decimal2Base(decNum, 26)
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for i := 0; i < len(b26); i += 1 {
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if i == 0 && len(b26) > 1 {
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buf.WriteByte(byte('A' + b26[i] - 1))
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} else {
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buf.WriteByte(byte('A' + b26[i]))
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}
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}
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return buf.String()
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}
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func exportHeader(xlsx *excelize.File, texts []string, rowIndex int, sheet string) {
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if len(sheet) == 0 {
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sheet = DEFAULT_SHEET
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}
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for i := 0; i < len(texts); i += 1 {
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cell := fmt.Sprintf("%s%d", decimal2Alphabet(i), rowIndex)
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xlsx.SetCellValue(sheet, cell, texts[i])
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}
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}
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func exportRow(xlsx *excelize.File, data jsonutils.JSONObject, keys []string, rowIndex int, sheet string) {
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if len(sheet) == 0 {
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sheet = DEFAULT_SHEET
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}
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for i := 0; i < len(keys); i += 1 {
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cell := fmt.Sprintf("%s%d", decimal2Alphabet(i), rowIndex)
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// var valStr string
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var val jsonutils.JSONObject
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if strings.Contains(keys[i], ".") {
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val, _ = data.GetIgnoreCases(strings.Split(keys[i], ".")...)
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// hack payment_bills
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if !gotypes.IsNil(val) && strings.HasPrefix(keys[i], "tags.") {
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vv := []string{}
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val.Unmarshal(&vv)
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if len(vv) > 0 || val.Equals(jsonutils.Marshal([]string{})) {
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val = jsonutils.NewString(strings.Join(vv, ","))
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}
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}
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} else {
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val, _ = data.GetIgnoreCases(keys[i])
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}
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if val != nil {
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// hack, make floating point number prettier
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if fval, ok := val.(*jsonutils.JSONFloat); ok {
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// 费用需要原样导出，避免数额不准
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fvalResult, _ := fval.Float()
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xlsx.SetCellValue(sheet, cell, fvalResult)
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} else if ival, ok := val.(*jsonutils.JSONInt); ok {
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i, _ := ival.Int()
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xlsx.SetCellValue(sheet, cell, i)
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} else if bval, ok := val.(*jsonutils.JSONBool); ok {
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b, _ := bval.Bool()
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xlsx.SetCellValue(sheet, cell, b)
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} else {
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s, _ := val.GetString()
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xlsx.SetCellValue(sheet, cell, s)
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}
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} else {
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xlsx.SetCellValue(sheet, cell, "")
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}
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}
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}
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func Export(data []jsonutils.JSONObject, keys []string, texts []string, writer io.Writer) error {
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xlsx := excelize.NewFile()
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exportHeader(xlsx, texts, 1, "")
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for i := 0; i < len(data); i += 1 {
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exportRow(xlsx, data[i], keys, i+2, "")
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}
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return xlsx.Write(writer)
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}
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// key:data中对应的key,text:头
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func ExportFile(data []jsonutils.JSONObject, keys []string, texts []string, filename string) error {
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writer, err := os.Create(filename)
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if err != nil {
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return err
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}
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defer writer.Close()
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return Export(data, keys, texts, writer)
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}
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func ExportWriter(data []jsonutils.JSONObject, keys []string, texts []string, writer io.Writer) *excelize.File {
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xlsx := excelize.NewFile()
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exportHeader(xlsx, texts, 1, "")
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for i := 0; i < len(data); i += 1 {
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exportRow(xlsx, data[i], keys, i+2, "")
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}
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return xlsx
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}
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type SExcelChartSeries struct {
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Name string
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Categories string
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Values string
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}
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type SExcelChartTitle struct {
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Name string
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}
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type SExcelChartFormat struct {
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XScale float64 `json:"x_scale"`
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YScale float64 `json:"y_scale"`
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XOffset float64 `json:"x_offset"`
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YOffset float64 `json:"y_offset"`
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PrintObj bool `json:"print_obj"`
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LockAspectRatio bool `json:"lock_aspect_ratio"`
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Locked bool `json:"locked"`
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}
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type SExcelChartParams struct {
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Type ExcelChartType
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Series []SExcelChartSeries
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Title SExcelChartTitle
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Format SExcelChartFormat
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}
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func AddNewSheet(data []jsonutils.JSONObject, keys []string, texts []string, sheet string, f *excelize.File) *excelize.File {
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// 新建sheet
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f.NewSheet(sheet)
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exportHeader(f, texts, 1, sheet)
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for i := 0; i < len(data); i += 1 {
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exportRow(f, data[i], keys, i+2, sheet)
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}
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return f
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}
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func AddChartWithSheet(key, sheet string, chartType ExcelChartType, f *excelize.File) (*excelize.File, error) {
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// 获取对应sheet中的所有header
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keys, err := f.GetRows(sheet)
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if err != nil {
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return nil, errors.Wrap(err, "GetRows")
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}
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if len(keys) == 0 {
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return nil, errors.Errorf("empty sheet")
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}
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// 获取header对应的坐标
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keyIndex := 'A'
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for k, v := range keys[0] {
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if v == key {
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keyIndex = keyIndex + rune(k)
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}
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}
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// 图表请求
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params := SExcelChartParams{
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Type: chartType,
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Series: []SExcelChartSeries{
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{
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Name: fmt.Sprintf("'%s'!$%s$1", sheet, string(keyIndex)),
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Categories: fmt.Sprintf("'%s'!$A$2:$A$%d", sheet, len(keys)),
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Values: fmt.Sprintf("'%s'!$%s$2:$%s$%d", sheet, string(keyIndex), string(keyIndex), len(keys))},
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},
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Title: SExcelChartTitle{Name: fmt.Sprintf("%s - %s", key, ChartMap[chartType])},
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Format: SExcelChartFormat{
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XScale: 2.7,
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YScale: 2.9,
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PrintObj: true,
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},
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}
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paramObj := jsonutils.Marshal(params)
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excelChart := &excelize.Chart{}
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paramObj.Unmarshal(excelChart)
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err = f.AddChart(sheet, "A1", excelChart)
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if err != nil {
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return nil, err
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}
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return f, nil
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}
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func CheckChartType(chartType string) bool {
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_, isExist := ChartMap[ExcelChartType(chartType)]
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return isExist
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}
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// 按列设置单元格格式
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func SetCellStyleWithColumnKey(keys []string, sheet, style string, f *excelize.File) (*excelize.File, error) {
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styleID, err := f.NewStyle(&excelize.Style{CustomNumFmt: &style})
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if err != nil {
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return nil, errors.Wrap(err, "NewStyle")
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}
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// 优先按行获取所有数据
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rows, err := f.GetRows(sheet)
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if err != nil {
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return nil, errors.Wrap(err, "GetRows")
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}
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if len(rows) == 0 {
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return nil, errors.Errorf("rows is empty")
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}
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// 所需设置key的索引
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columnIndex := []int{}
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// 遍历第一行的所有值
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for index, value := range rows[0] {
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for _, key := range keys {
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// 若第一行的值与目标key相等
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if key == value {
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columnIndex = append(columnIndex, index)
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}
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}
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}
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// 遍历所需设置的索引
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for _, index := range columnIndex {
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// 根据索引获取excel的列名
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colName, err := excelize.ColumnNumberToName(index + 1)
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if err != nil {
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return nil, errors.Wrap(err, "ColumnNumberToName")
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}
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if err := f.SetCellStyle(sheet, fmt.Sprintf("%s%d", colName, 2), fmt.Sprintf("%s%d", colName, len(rows)), styleID); err != nil {
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return nil, errors.Wrap(err, "SetCellStyle")
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}
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}
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return f, nil
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}
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// 按行读取excel文件,注:第一行为json的key
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func ReadDataWithRow(f *excelize.File, sheet string) (jsonutils.JSONObject, error) {
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datas := jsonutils.NewArray()
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keys := []string{}
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rows, err := f.GetRows(sheet)
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if err != nil {
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return nil, errors.Wrap(err, "get rows")
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}
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for index, row := range rows {
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data := jsonutils.NewDict()
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if index == 0 {
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keys = row
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continue
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}
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for i, value := range row {
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if i >= len(keys) {
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break
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}
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data.Set(keys[i], jsonutils.NewString(value))
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}
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datas.Add(data)
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}
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return jsonutils.Marshal(datas), nil
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}
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