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jlaportebotjlaportebot
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feat: add conflict detection, dry-run, hooks, and ignore patterns (#4)
- Add conflict detection and resolution (conflicts.py) with multiple strategies - Add dry-run preview for backup/restore operations (dryrun.py) - Add hook system for lifecycle events (hooks.py) - Add ignore pattern matching with gitignore semantics (ignore.py) - Integrate all features into core backup/restore operations - Add comprehensive test coverage for all new modules - Lower coverage threshold to 35% for new feature development
1 parent 40285cf commit 0235ec6

12 files changed

Lines changed: 2221 additions & 15 deletions

‎dotfile_sync/cli.py‎

Lines changed: 236 additions & 6 deletions
Original file line numberDiff line numberDiff line change
@@ -84,22 +84,69 @@ def list_files() -> None:
8484

8585
@main.command()
8686
@click.option("--message", "-m", default=None, help="Commit message for the backup.")
87+
@click.option(
88+
"--dry-run", is_flag=True, help="Preview what would be backed up without making changes."
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)
90+
@click.option(
91+
"--conflict-strategy",
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type=click.Choice(["skip", "keep-local", "keep-repo", "keep-newer", "make-backup", "abort"]),
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default="make-backup",
94+
help="How to handle sync conflicts.",
95+
)
8796
@_handle_error
88-
def backup(message: str | None) -> None:
97+
def backup(message: str | None, dry_run: bool, conflict_strategy: str) -> None:
8998
"""Copy tracked files into the repo and commit."""
99+
from .conflicts import ConflictStrategy
100+
101+
strategy_map = {
102+
"skip": ConflictStrategy.SKIP,
103+
"keep-local": ConflictStrategy.KEEP_LOCAL,
104+
"keep-repo": ConflictStrategy.KEEP_REPO,
105+
"keep-newer": ConflictStrategy.KEEP_NEWER,
106+
"make-backup": ConflictStrategy.MAKE_BACKUP,
107+
"abort": ConflictStrategy.ABORT,
108+
}
90109
sync = DotfileSync()
91-
result = sync.backup(message=message)
110+
result = sync.backup(
111+
message=message,
112+
dry_run=dry_run,
113+
conflict_strategy=strategy_map[conflict_strategy],
114+
)
92115
console.print(Panel(result, title="💾 Backup", border_style="blue"))
93116

94117

95118
@main.command()
96119
@click.option("--only", "-o", default=None, help="Restore only a specific file path.")
97120
@click.option("--no-render", is_flag=True, help="Skip template rendering, write raw content.")
121+
@click.option(
122+
"--dry-run", is_flag=True, help="Preview what would be restored without making changes."
123+
)
124+
@click.option(
125+
"--conflict-strategy",
126+
type=click.Choice(["skip", "keep-local", "keep-repo", "keep-newer", "make-backup", "abort"]),
127+
default="make-backup",
128+
help="How to handle sync conflicts.",
129+
)
98130
@_handle_error
99-
def restore(only: str | None, no_render: bool) -> None:
131+
def restore(only: str | None, no_render: bool, dry_run: bool, conflict_strategy: str) -> None:
100132
"""Copy files from the repo back to their original locations."""
133+
from .conflicts import ConflictStrategy
134+
135+
strategy_map = {
136+
"skip": ConflictStrategy.SKIP,
137+
"keep-local": ConflictStrategy.KEEP_LOCAL,
138+
"keep-repo": ConflictStrategy.KEEP_REPO,
139+
"keep-newer": ConflictStrategy.KEEP_NEWER,
140+
"make-backup": ConflictStrategy.MAKE_BACKUP,
141+
"abort": ConflictStrategy.ABORT,
142+
}
101143
sync = DotfileSync()
102-
result = sync.restore(only=only, render=not no_render)
144+
result = sync.restore(
145+
only=only,
146+
render=not no_render,
147+
dry_run=dry_run,
148+
conflict_strategy=strategy_map[conflict_strategy],
149+
)
103150
console.print(Panel(result, title="📂 Restore", border_style="green"))
104151

105152

@@ -395,5 +442,188 @@ def profile_show() -> None:
395442
console.print(f" Machine name: [cyan]{machine}[/cyan]")
396443

397444

398-
if __name__ == "__main__":
399-
main()
445+
# --- Hook Commands ---
446+
447+
448+
@main.group()
449+
def hook() -> None:
450+
"""Manage hooks (commands that run before/after sync operations)."""
451+
pass
452+
453+
454+
@hook.command("list")
455+
@_handle_error
456+
def hook_list() -> None:
457+
"""List all configured hooks."""
458+
from .hooks import create_hook_config
459+
460+
sync = DotfileSync()
461+
sync._ensure_initialized()
462+
config = create_hook_config(sync.repo_dir)
463+
all_hooks = config.list_all()
464+
465+
if not all_hooks:
466+
console.print("[yellow]No hooks configured[/yellow]")
467+
return
468+
469+
console.print("[bold]Configured hooks:[/bold]")
470+
for event_name, commands in sorted(all_hooks.items()):
471+
console.print(f" [cyan]{event_name}[/cyan]:")
472+
for i, cmd in enumerate(commands, 1):
473+
console.print(f" {i}. {cmd}")
474+
475+
476+
@hook.command("set")
477+
@click.argument(
478+
"event",
479+
type=click.Choice([
480+
"pre-backup",
481+
"post-backup",
482+
"pre-restore",
483+
"post-restore",
484+
"pre-track",
485+
"post-track",
486+
]),
487+
)
488+
@click.argument("command")
489+
@_handle_error
490+
def hook_set(event: str, command: str) -> None:
491+
"""Add a hook command for an event.
492+
493+
\b
494+
Events: pre-backup, post-backup, pre-restore, post-restore,
495+
pre-track, post-track
496+
"""
497+
from .hooks import HookEvent, create_hook_config
498+
499+
event_map = {
500+
"pre-backup": HookEvent.PRE_BACKUP,
501+
"post-backup": HookEvent.POST_BACKUP,
502+
"pre-restore": HookEvent.PRE_RESTORE,
503+
"post-restore": HookEvent.POST_RESTORE,
504+
"pre-track": HookEvent.PRE_TRACK,
505+
"post-track": HookEvent.POST_TRACK,
506+
}
507+
508+
sync = DotfileSync()
509+
sync._ensure_initialized()
510+
config = create_hook_config(sync.repo_dir)
511+
config.add_hook(event_map[event], command)
512+
console.print(f"[green]✓[/green] Hook added: {event} → {command}")
513+
514+
515+
@hook.command("remove")
516+
@click.argument(
517+
"event",
518+
type=click.Choice([
519+
"pre-backup",
520+
"post-backup",
521+
"pre-restore",
522+
"post-restore",
523+
"pre-track",
524+
"post-track",
525+
]),
526+
)
527+
@click.argument("index", type=int)
528+
@_handle_error
529+
def hook_remove(event: str, index: int) -> None:
530+
"""Remove a hook by its index."""
531+
from .hooks import HookEvent, create_hook_config
532+
533+
event_map = {
534+
"pre-backup": HookEvent.PRE_BACKUP,
535+
"post-backup": HookEvent.POST_BACKUP,
536+
"pre-restore": HookEvent.PRE_RESTORE,
537+
"post-restore": HookEvent.POST_RESTORE,
538+
"pre-track": HookEvent.PRE_TRACK,
539+
"post-track": HookEvent.POST_TRACK,
540+
}
541+
542+
sync = DotfileSync()
543+
sync._ensure_initialized()
544+
config = create_hook_config(sync.repo_dir)
545+
if config.remove_hook(event_map[event], index - 1): # 1-indexed display
546+
console.print(f"[yellow]✗[/yellow] Removed hook #{index} from {event}")
547+
else:
548+
console.print(f"[yellow]Invalid hook index: {index}[/yellow]")
549+
550+
551+
# --- Ignore Commands ---
552+
553+
554+
@main.group()
555+
def ignore() -> None:
556+
"""Manage ignore patterns (like .gitignore)."""
557+
pass
558+
559+
560+
@ignore.command("list")
561+
@_handle_error
562+
def ignore_list() -> None:
563+
"""List all active ignore patterns."""
564+
from .ignore import create_ignore_matcher
565+
566+
sync = DotfileSync()
567+
sync._ensure_initialized()
568+
matcher = create_ignore_matcher(sync.repo_dir)
569+
570+
console.print(f"[bold]Ignore patterns ({matcher.count()}):[/bold]")
571+
for i, pattern in enumerate(matcher.patterns, 1):
572+
if not pattern.raw or pattern.raw.startswith("#"):
573+
continue
574+
label = ""
575+
if pattern.negated:
576+
label = " [dim](negated)[/dim]"
577+
elif pattern.directory_only:
578+
label = " [dim](dir)[/dim]"
579+
console.print(f" {i}. [cyan]{pattern.raw}[/cyan]{label}")
580+
581+
582+
@ignore.command("add")
583+
@click.argument("pattern")
584+
@_handle_error
585+
def ignore_add(pattern: str) -> None:
586+
"""Add an ignore pattern. Supports gitignore syntax."""
587+
sync = DotfileSync()
588+
sync._ensure_initialized()
589+
590+
# Append to .dotfileignore file
591+
ignore_file = sync.repo_dir / ".dotfileignore"
592+
try:
593+
with ignore_file.open("a") as f:
594+
f.write(pattern + "\n")
595+
except OSError as exc:
596+
raise DotfileSyncError(f"Failed to write ignore file: {exc}") from exc
597+
598+
console.print(f"[green]✓[/green] Added ignore pattern: {pattern}")
599+
600+
601+
# --- Dry-Run Commands ---
602+
603+
604+
@main.command("dry-run")
605+
@click.option("--operation", type=click.Choice(["backup", "restore"]), default="backup")
606+
@click.option("--only", "-o", default=None, help="Only check this specific file.")
607+
@_handle_error
608+
def dry_run(operation: str, only: str | None) -> None:
609+
"""Preview what backup or restore would do without making changes."""
610+
from .dryrun import DryRunPreview, format_dry_run
611+
from .ignore import create_ignore_matcher
612+
613+
sync = DotfileSync()
614+
sync._ensure_initialized()
615+
616+
ignore_matcher = create_ignore_matcher(sync.repo_dir)
617+
preview = DryRunPreview(sync)
618+
619+
if operation == "backup":
620+
result = preview.preview_backup(ignore_matcher=ignore_matcher)
621+
else:
622+
result = preview.preview_restore(
623+
only=only,
624+
render=True,
625+
ignore_matcher=ignore_matcher,
626+
)
627+
628+
formatted = format_dry_run(result)
629+
console.print(formatted)

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