Summary

Add gro drive get command to retrieve detailed metadata for a specific file.

Usage

gro drive get <file-id>        # Show file details
gro drive get <file-id> --json # JSON output

Flags

Implementation

Files to Create/Modify

• internal/cmd/drive/get.go - Get command implementation
• internal/cmd/drive/get_test.go - Unit tests
• internal/cmd/drive/drive.go - Register get subcommand
• internal/drive/files.go - Add GetFile() method if not complete

Drive API Call

// Request all relevant fields
file, err := srv.Files.Get(fileID).
    Fields("id,name,mimeType,size,createdTime,modifiedTime,owners,parents,webViewLink,shared,sharingUser,permissions").
    Do()

Fields to Display

Text Output Format

File Details
────────────────────────────────────────
ID:           1abc2def3ghij4klmnop
Name:         Q4 Budget Report
Type:         Google Document
Size:         -
Created:      2024-01-10 09:30:00
Modified:     2024-01-15 14:22:00
Owner:        john@example.com
Shared:       Yes
Web Link:     https://docs.google.com/document/d/1abc.../edit
Parent:       0BwwA4oUTeiV1UVNwOTl (My Drive)

JSON Output

{
  "id": "1abc2def3ghij4klmnop",
  "name": "Q4 Budget Report",
  "mimeType": "application/vnd.google-apps.document",
  "createdTime": "2024-01-10T09:30:00Z",
  "modifiedTime": "2024-01-15T14:22:00Z",
  "owners": ["john@example.com"],
  "shared": true,
  "webViewLink": "https://docs.google.com/document/d/1abc.../edit",
  "parents": ["0BwwA4oUTeiV1UVNwOTl"]
}

Acceptance Criteria

• Shows all relevant metadata
• Handles Google Docs (no size) gracefully
• Handles regular files (with size)
• JSON output includes all fields
• Returns clear error for invalid file ID
• make verify passes

Blocked By

• feat(drive): add Drive client foundation and parent command #61 (foundation)