|
| 1 | +package export |
| 2 | + |
| 3 | +import ( |
| 4 | + "encoding/csv" |
| 5 | + "encoding/json" |
| 6 | + "fmt" |
| 7 | + "mona-actions/gh-migration-validator/internal/validator" |
| 8 | + "os" |
| 9 | + "path/filepath" |
| 10 | + "strings" |
| 11 | + "time" |
| 12 | + |
| 13 | + "github.com/pterm/pterm" |
| 14 | +) |
| 15 | + |
| 16 | +// ExportData represents the exported repository data with metadata |
| 17 | +type ExportData struct { |
| 18 | + ExportTimestamp time.Time `json:"export_timestamp"` |
| 19 | + Repository validator.RepositoryData `json:"repository_data"` |
| 20 | +} |
| 21 | + |
| 22 | +// ExportSourceData exports source repository data at a point in time |
| 23 | +// Takes a validator instance to leverage existing data retrieval functionality |
| 24 | +func ExportSourceData(mv *validator.MigrationValidator, owner, repoName, format, outputFile string, timestamp time.Time) error { |
| 25 | + fmt.Println("Starting source repository data export...") |
| 26 | + fmt.Printf("Repository: %s/%s\n", owner, repoName) |
| 27 | + |
| 28 | + // Create a spinner for the export process |
| 29 | + spinner, _ := pterm.DefaultSpinner.Start(fmt.Sprintf("Preparing to export data from %s/%s...", owner, repoName)) |
| 30 | + |
| 31 | + // Use the validator to retrieve source repository data |
| 32 | + err := mv.RetrieveSourceData(owner, repoName, spinner) |
| 33 | + if err != nil { |
| 34 | + return fmt.Errorf("failed to retrieve source data for export: %w", err) |
| 35 | + } |
| 36 | + |
| 37 | + // Prepare export data |
| 38 | + exportData := ExportData{ |
| 39 | + ExportTimestamp: timestamp, |
| 40 | + Repository: *mv.SourceData, |
| 41 | + } |
| 42 | + |
| 43 | + // Generate output filename if not provided |
| 44 | + if outputFile == "" { |
| 45 | + outputFile = generateExportFileName(owner, repoName, format, timestamp) |
| 46 | + } |
| 47 | + |
| 48 | + // Export based on format |
| 49 | + switch strings.ToLower(format) { |
| 50 | + case "json": |
| 51 | + err = exportToJSON(exportData, outputFile) |
| 52 | + case "csv": |
| 53 | + err = exportToCSV(exportData, outputFile) |
| 54 | + default: |
| 55 | + return fmt.Errorf("unsupported format: %s. Supported formats: json, csv", format) |
| 56 | + } |
| 57 | + |
| 58 | + if err != nil { |
| 59 | + return fmt.Errorf("failed to export data: %w", err) |
| 60 | + } |
| 61 | + |
| 62 | + spinner.Success(fmt.Sprintf("Export completed successfully: %s", outputFile)) |
| 63 | + fmt.Println() |
| 64 | + return nil |
| 65 | +} |
| 66 | + |
| 67 | +// generateExportFileName creates a default filename for the export in a .exports directory |
| 68 | +func generateExportFileName(owner, repo, format string, timestamp time.Time) string { |
| 69 | + timestampStr := timestamp.Format("20060102_150405") |
| 70 | + filename := fmt.Sprintf("%s_%s_export_%s.%s", owner, repo, timestampStr, format) |
| 71 | + return filepath.Join(".exports", filename) |
| 72 | +} |
| 73 | + |
| 74 | +// exportToJSON exports data to JSON format |
| 75 | +func exportToJSON(data ExportData, filename string) error { |
| 76 | + // Create directory if it doesn't exist |
| 77 | + if dir := filepath.Dir(filename); dir != "." { |
| 78 | + if err := os.MkdirAll(dir, 0755); err != nil { |
| 79 | + return fmt.Errorf("failed to create directory %s: %w", dir, err) |
| 80 | + } |
| 81 | + } |
| 82 | + |
| 83 | + file, err := os.Create(filename) |
| 84 | + if err != nil { |
| 85 | + return fmt.Errorf("failed to create JSON file: %w", err) |
| 86 | + } |
| 87 | + defer file.Close() |
| 88 | + |
| 89 | + encoder := json.NewEncoder(file) |
| 90 | + encoder.SetIndent("", " ") |
| 91 | + |
| 92 | + if err := encoder.Encode(data); err != nil { |
| 93 | + return fmt.Errorf("failed to encode JSON: %w", err) |
| 94 | + } |
| 95 | + |
| 96 | + return nil |
| 97 | +} |
| 98 | + |
| 99 | +// exportToCSV exports data to CSV format |
| 100 | +func exportToCSV(data ExportData, filename string) error { |
| 101 | + // Create directory if it doesn't exist |
| 102 | + if dir := filepath.Dir(filename); dir != "." { |
| 103 | + if err := os.MkdirAll(dir, 0755); err != nil { |
| 104 | + return fmt.Errorf("failed to create directory %s: %w", dir, err) |
| 105 | + } |
| 106 | + } |
| 107 | + |
| 108 | + file, err := os.Create(filename) |
| 109 | + if err != nil { |
| 110 | + return fmt.Errorf("failed to create CSV file: %w", err) |
| 111 | + } |
| 112 | + defer file.Close() |
| 113 | + |
| 114 | + writer := csv.NewWriter(file) |
| 115 | + defer writer.Flush() |
| 116 | + |
| 117 | + // Write CSV header |
| 118 | + header := []string{ |
| 119 | + "export_timestamp", |
| 120 | + "owner", |
| 121 | + "repository_name", |
| 122 | + "issues_count", |
| 123 | + "pull_requests_open", |
| 124 | + "pull_requests_closed", |
| 125 | + "pull_requests_merged", |
| 126 | + "pull_requests_total", |
| 127 | + "tags_count", |
| 128 | + "releases_count", |
| 129 | + "commits_count", |
| 130 | + "latest_commit_sha", |
| 131 | + } |
| 132 | + if err := writer.Write(header); err != nil { |
| 133 | + return fmt.Errorf("failed to write CSV header: %w", err) |
| 134 | + } |
| 135 | + |
| 136 | + // Write data row |
| 137 | + prOpen, prClosed, prMerged, prTotal := "0", "0", "0", "0" |
| 138 | + if data.Repository.PRs != nil { |
| 139 | + prOpen = fmt.Sprintf("%d", data.Repository.PRs.Open) |
| 140 | + prClosed = fmt.Sprintf("%d", data.Repository.PRs.Closed) |
| 141 | + prMerged = fmt.Sprintf("%d", data.Repository.PRs.Merged) |
| 142 | + prTotal = fmt.Sprintf("%d", data.Repository.PRs.Total) |
| 143 | + } |
| 144 | + |
| 145 | + record := []string{ |
| 146 | + data.ExportTimestamp.Format(time.RFC3339), |
| 147 | + data.Repository.Owner, |
| 148 | + data.Repository.Name, |
| 149 | + fmt.Sprintf("%d", data.Repository.Issues), |
| 150 | + prOpen, |
| 151 | + prClosed, |
| 152 | + prMerged, |
| 153 | + prTotal, |
| 154 | + fmt.Sprintf("%d", data.Repository.Tags), |
| 155 | + fmt.Sprintf("%d", data.Repository.Releases), |
| 156 | + fmt.Sprintf("%d", data.Repository.CommitCount), |
| 157 | + data.Repository.LatestCommitSHA, |
| 158 | + } |
| 159 | + if err := writer.Write(record); err != nil { |
| 160 | + return fmt.Errorf("failed to write CSV record: %w", err) |
| 161 | + } |
| 162 | + |
| 163 | + return nil |
| 164 | +} |
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