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Merge pull request #89 from k1LoW/xlsx
Add `xlsx` output format
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,217 @@ | ||
| package xlsx | ||
|
|
||
| import ( | ||
| "fmt" | ||
| "io" | ||
| "io/ioutil" | ||
| "strings" | ||
|
|
||
| "github.com/k1LoW/tbls/schema" | ||
| "github.com/loadoff/excl" | ||
| "github.com/pkg/errors" | ||
| ) | ||
|
|
||
| // Xlsx struct | ||
| type Xlsx struct{} | ||
|
|
||
| // OutputSchema output Xlsx format for full relation. | ||
| func (x *Xlsx) OutputSchema(wr io.Writer, s *schema.Schema) error { | ||
| w, err := excl.Create() | ||
| if err != nil { | ||
| return err | ||
| } | ||
| err = createSchemaSheet(w, s) | ||
| if err != nil { | ||
| return err | ||
| } | ||
| for _, t := range s.Tables { | ||
| err = createTableSheet(w, t) | ||
| if err != nil { | ||
| return err | ||
| } | ||
| } | ||
| tf, _ := ioutil.TempFile("", "tbls.xlsx") | ||
| path := tf.Name() | ||
| defer tf.Close() | ||
| w.Save(path) | ||
| b, err := ioutil.ReadFile(path) | ||
| if err != nil { | ||
| return err | ||
| } | ||
| _, err = wr.Write(b) | ||
| if err != nil { | ||
| return err | ||
| } | ||
| return nil | ||
| } | ||
|
|
||
| // OutputTable output Xlsx format for table. | ||
| func (x *Xlsx) OutputTable(wr io.Writer, t *schema.Table) error { | ||
| w, err := excl.Create() | ||
| if err != nil { | ||
| return err | ||
| } | ||
| err = createTableSheet(w, t) | ||
| if err != nil { | ||
| return err | ||
| } | ||
| tf, _ := ioutil.TempFile("", "tbls.xlsx") | ||
| path := tf.Name() | ||
| defer tf.Close() | ||
| w.Save(path) | ||
| b, err := ioutil.ReadFile(path) | ||
| if err != nil { | ||
| return err | ||
| } | ||
| _, err = wr.Write(b) | ||
| if err != nil { | ||
| return err | ||
| } | ||
| return nil | ||
| } | ||
|
|
||
| func createSchemaSheet(w *excl.Workbook, s *schema.Schema) error { | ||
| sheetName := fmt.Sprintf("Tables of %s", s.Name) | ||
| sheet, err := w.OpenSheet(sheetName) | ||
| defer sheet.Close() | ||
| if err != nil { | ||
| return errors.WithStack(err) | ||
| } | ||
| setString(sheet, 1, 1, s.Name).SetFont(excl.Font{Bold: true}) | ||
|
|
||
| setString(sheet, 3, 1, "Tables").SetFont(excl.Font{Bold: true}) | ||
| setHeader(sheet, 4, []string{"Name", "Columns", "Comment", "Type"}) | ||
| n := 5 | ||
| for i, t := range s.Tables { | ||
| setStringWithBorder(sheet, n+i, 1, t.Name) | ||
| setNumberWithBorder(sheet, n+i, 2, len(t.Columns)) | ||
| setStringWithBorder(sheet, n+i, 3, t.Comment) | ||
| setStringWithBorder(sheet, n+i, 4, t.Type) | ||
| } | ||
|
|
||
| return nil | ||
| } | ||
|
|
||
| func createTableSheet(w *excl.Workbook, t *schema.Table) error { | ||
| sheetName := t.Name | ||
| sheet, err := w.OpenSheet(sheetName) | ||
| defer sheet.Close() | ||
| if err != nil { | ||
| return errors.WithStack(err) | ||
| } | ||
|
|
||
| setString(sheet, 1, 1, t.Name).SetFont(excl.Font{Bold: true}) | ||
| setString(sheet, 2, 1, t.Comment) | ||
|
|
||
| setString(sheet, 4, 1, "Columns").SetFont(excl.Font{Bold: true}) | ||
| setHeader(sheet, 5, []string{"Name", "Type", "Default", "Nullable", "Children", "Parents", "Comment"}) | ||
| r := 6 | ||
| for i, c := range t.Columns { | ||
| setStringWithBorder(sheet, r+i, 1, c.Name) | ||
| setStringWithBorder(sheet, r+i, 2, c.Type) | ||
| setStringWithBorder(sheet, r+i, 3, c.Default.String) | ||
| setStringWithBorder(sheet, r+i, 4, fmt.Sprintf("%v", c.Nullable)) | ||
| children := []string{} | ||
| for _, child := range c.ChildRelations { | ||
| children = append(children, child.Table.Name) | ||
| } | ||
| setStringWithBorder(sheet, r+i, 5, strings.Join(children, "\n")) | ||
| parents := []string{} | ||
| for _, parent := range c.ParentRelations { | ||
| parents = append(parents, parent.ParentTable.Name) | ||
| } | ||
| setStringWithBorder(sheet, r+i, 6, strings.Join(parents, "\n")) | ||
| setStringWithBorder(sheet, r+i, 7, c.Comment) | ||
| } | ||
| r = r + len(t.Columns) | ||
|
|
||
| if len(t.Constraints) > 0 { | ||
| r++ | ||
| setString(sheet, r, 1, "Constraints").SetFont(excl.Font{Bold: true}) | ||
| r++ | ||
| setHeader(sheet, r, []string{"Name", "Type", "Definition"}) | ||
| r++ | ||
| for i, c := range t.Constraints { | ||
| setStringWithBorder(sheet, r+i, 1, c.Name) | ||
| setStringWithBorder(sheet, r+i, 2, c.Type) | ||
| setStringWithBorder(sheet, r+i, 3, c.Def) | ||
| } | ||
| } | ||
| r = r + len(t.Constraints) | ||
|
|
||
| if len(t.Indexes) > 0 { | ||
| r++ | ||
| setString(sheet, r, 1, "Indexes").SetFont(excl.Font{Bold: true}) | ||
| r++ | ||
| setHeader(sheet, r, []string{"Name", "Definition"}) | ||
| r++ | ||
| for i, idx := range t.Indexes { | ||
| setStringWithBorder(sheet, r+i, 1, idx.Name) | ||
| setStringWithBorder(sheet, r+i, 2, idx.Def) | ||
| } | ||
| } | ||
| r = r + len(t.Indexes) | ||
|
|
||
| if len(t.Triggers) > 0 { | ||
| r++ | ||
| setString(sheet, r, 1, "Triggers").SetFont(excl.Font{Bold: true}) | ||
| r++ | ||
| setHeader(sheet, r, []string{"Name", "Definition"}) | ||
| r++ | ||
| for i, trg := range t.Triggers { | ||
| setStringWithBorder(sheet, r+i, 1, trg.Name) | ||
| setStringWithBorder(sheet, r+i, 2, trg.Def) | ||
| } | ||
| } | ||
|
|
||
| return nil | ||
| } | ||
|
|
||
| func setHeader(sheet *excl.Sheet, rowNo int, values []string) { | ||
| for i, v := range values { | ||
| sheet.SetColWidth(10, i+1) | ||
| setStringWithBorder(sheet, rowNo, i+1, v).SetFont(excl.Font{Bold: true}) | ||
| } | ||
| } | ||
|
|
||
| func setNumber(sheet *excl.Sheet, rowNo int, colNo int, v int) *excl.Cell { | ||
| row := sheet.GetRow(rowNo) | ||
| return row.SetNumber(v, colNo) | ||
| } | ||
|
|
||
| func setNumberWithBorder(sheet *excl.Sheet, rowNo int, colNo int, v int) *excl.Cell { | ||
| return setNumber(sheet, rowNo, colNo, v).SetBorder(excl.Border{ | ||
| Left: &excl.BorderSetting{Style: "thin"}, | ||
| Right: &excl.BorderSetting{Style: "thin"}, | ||
| Top: &excl.BorderSetting{Style: "thin"}, | ||
| Bottom: &excl.BorderSetting{Style: "thin"}, | ||
| }) | ||
| } | ||
|
|
||
| func setString(sheet *excl.Sheet, rowNo int, colNo int, v string) *excl.Cell { | ||
| row := sheet.GetRow(rowNo) | ||
| return row.SetString(v, colNo) | ||
| } | ||
|
|
||
| func setStringWithBorder(sheet *excl.Sheet, rowNo int, colNo int, v string) *excl.Cell { | ||
| return setString(sheet, rowNo, colNo, v).SetBorder(excl.Border{ | ||
| Left: &excl.BorderSetting{Style: "thin"}, | ||
| Right: &excl.BorderSetting{Style: "thin"}, | ||
| Top: &excl.BorderSetting{Style: "thin"}, | ||
| Bottom: &excl.BorderSetting{Style: "thin"}, | ||
| }) | ||
| } | ||
|
|
||
| func setFormula(sheet *excl.Sheet, rowNo int, colNo int, v string) *excl.Cell { | ||
| row := sheet.GetRow(rowNo) | ||
| return row.SetFormula(v, colNo) | ||
| } | ||
|
|
||
| func setFormulaWithBorder(sheet *excl.Sheet, rowNo int, colNo int, v string) *excl.Cell { | ||
| return setFormula(sheet, rowNo, colNo, v).SetBorder(excl.Border{ | ||
| Left: &excl.BorderSetting{Style: "thin"}, | ||
| Right: &excl.BorderSetting{Style: "thin"}, | ||
| Top: &excl.BorderSetting{Style: "thin"}, | ||
| Bottom: &excl.BorderSetting{Style: "thin"}, | ||
| }) | ||
| } |