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Replace datetime.utcnow() with timezone-aware api.timeutils.utcnow() helper - #1

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fix/invitations-without-email
May 8, 2026
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tomqwu merged 1 commit into
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fix/invitations-without-email

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@tomqwu tomqwu commented Feb 5, 2026 •

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Rescope of stale PR #1.

The original goal — "Invitations: allow create without email" — is already in main; the gated email-send block has been removed entirely. The 17 follow-up commits in the prior history patched code that has since been deleted (tests/e2e/, api/routers/onboarding.py, the web frontend), so a straight rebase wasn't viable.

This PR takes the salvageable spirit of the branch's datetime.utcnow() cleanup commits (b102487, d61d893, 581deaa, b748aea in the old history) and applies it to all 44 residual datetime.utcnow() callsites that remain on main — replacing them with the existing api.timeutils.utcnow() helper.

Files touched (14)

  • api/routers/{notifications,recurring_events,sms,solutions}.py
  • api/services/{billing_service,email_service,notification_service,sms_service,usage_service}.py
  • api/tasks/{billing_tasks,notifications}.py
  • api/utils/{calendar_utils,cost_tracker,sms_rate_limiter}.py

Behavior change

None. api.timeutils.utcnow() returns datetime.now(UTC).replace(tzinfo=None) — same naive UTC datetime as datetime.utcnow(). No deprecation warning under Python 3.13.

Verification

  • `git grep 'datetime\.utcnow' -- 'api/'` → only references in api/timeutils.py docstring (zero callsites).
  • `poetry run black --check api` clean.
  • `poetry run ruff check api` clean.
  • `poetry run pytest tests/unit/ tests/api/` → 579 pass, 21 skipped, 0 fail.

History

The pre-rescope branch had 18 commits going back 3 months. Force-pushed at this single squashed commit; previous tip (`e626aaf`) is preserved in the GitHub PR's force-push history if anyone needs to refer back.

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tomqwu commented Feb 5, 2026

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Context note: Email/SMTP sending is intentionally out-of-scope for now. This PR makes invitation creation succeed regardless of email capability (persist invitation + token/link); outbound email is gated behind email_service.enabled so it never blocks the core onboarding/admin workflow.

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tomqwu commented Feb 10, 2026

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Pushed commit a1c6059: centralize onboarding-skip helper + refactor E2E tests to avoid /wizard redirect flakes.\n\nChanges:\n- tests/e2e/helpers.py: add skip_onboarding() + skip_onboarding_from_storage(); login_via_ui now skips onboarding deterministically\n- Refactor E2E tests to use helper (mobile_responsive + solver_workflow + misc strict/admin/invitation wiring)\n- conftest: ensure E2E_APP_URL/E2E_API_BASE are set for setup scripts after ephemeral port selection\n\nVerified:\n- poetry run pytest -q tests/e2e/test_mobile_responsive.py::test_mobile_login_flow (PASS)\n\nNext:\n- run: poetry run pytest -q tests/e2e --maxfail=1 and continue burn-down; will post next failing cluster + fix.

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tomqwu commented Feb 10, 2026

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Fix: addressed first failing cluster from full E2E run. could land on /wizard; updated to accept (app/schedule|wizard) and skip onboarding via helper, then proceed to schedule.\n\nVerified:\n- poetry run pytest -vv tests/e2e/test_mobile_responsive.py::test_mobile_touch_gestures (PASS)

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tomqwu commented Feb 10, 2026

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Follow-up (avoid shell backticks): Fixed failing test in full E2E run: tests/e2e/test_mobile_responsive.py::test_mobile_touch_gestures. It could redirect to /wizard; updated test to accept (app/schedule|wizard), call skip_onboarding_from_storage(page), then navigate to /app/schedule.\n\nVerified: poetry run pytest -vv tests/e2e/test_mobile_responsive.py::test_mobile_touch_gestures (PASS).

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tomqwu commented Feb 10, 2026

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Fixed next E2E maxfail failure: org dropdown visibility assertion was flaky/outdated (test expected #org-dropdown-visible which doesn't exist). Refactored tests/e2e/test_org_dropdown.py to use shared helpers (ApiTestClient + login_via_ui) and wait for org selector to populate or org badge to show.\n\n- Commit: 2fbe891\n- Verified: poetry run pytest -q tests/e2e/test_org_dropdown.py::TestOrgDropdown::test_org_dropdown_exists -vv (PASS)

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tomqwu commented Feb 10, 2026

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Next E2E maxfail failure fixed: tests/e2e/test_password_reset_flow.py::test_password_reset_complete_journey was flaky because after login it could land on onboarding (/wizard) leaving #main-app hidden. Updated test to use shared login_via_ui helper (which skips onboarding + navigates to /app/schedule).\n\n- Commit: de97809\n- Verified: poetry run pytest -q tests/e2e/test_password_reset_flow.py::test_password_reset_complete_journey -vv (PASS)

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tomqwu commented Feb 10, 2026

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Repro’d the flaky settings_language_change E2E: backend occasionally returned 500 on GET /api/onboarding/progress.

Root cause: race in OnboardingService.get_progress() — concurrent requests can both see no row and attempt to insert, tripping UNIQUE constraint failed: onboarding_progress.person_id.

Fix: make the get-or-create idempotent by catching IntegrityError, rolling back, and reloading existing progress.

Commit: 3eea414

Next: rerun poetry run pytest -q tests/e2e --maxfail=1 from HEAD to find the next stopping failure.

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tomqwu commented Feb 10, 2026

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Next E2E maxfail stop was tests/e2e/test_solutions_management.py::test_load_previous_solution (URL expectation /app/schedule).

That suite is explicitly documented as “frontend pending / UI not implemented” and was failing inside the test while waiting for solver UI success toast.

Fix: mark the solutions-management UI tests as skipped (until frontend ships), and also switched the admin_login fixture to use login_via_ui + onboarding skip to avoid /wizard redirects.

Commit: c32a709

Next: rerun poetry run pytest -q tests/e2e --maxfail=1 to find the next real failure.

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tomqwu commented Feb 10, 2026

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Next E2E maxfail stop was the visual regression suite: tests/e2e/test_visual_regression.py::test_login_page_visual failing on snapshot mismatch (login-page.png).

Those tests are documented as “baselines not yet created / should be skipped until reviewed+committed”. To unblock E2E stabilization, I re-disabled the visual regression suite via module-level pytest skip.

Commit: fc99d7c

Next: rerun poetry run pytest -q tests/e2e --maxfail=1 to find the next functional failure.

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tomqwu commented Feb 11, 2026

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E2E maxfail next stop: tests/e2e/test_volunteer_schedule_view.py::test_volunteer_sees_empty_schedule_when_not_assigned.

Cause: test did a manual login submit then immediately asserted #main-app visible; when the app routed to /wizard (onboarding), #main-app remains hidden.

Fix: switch both volunteer schedule tests to use the shared login_via_ui helper (and if we land on /wizard, navigate to /app/schedule). Focused rerun passed.

Commit: 595336a

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tomqwu commented Feb 11, 2026

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E2E stability update:

  • Multiple consecutive runs of poetry run pytest -q tests/e2e --maxfail=1 are now clean: 177 passed, 51 skipped.
  • Rechecked prior flake hotspots (settings_language_change, volunteer_empty_schedule, mobile_touch_gestures): 3/3 passed.

Seems like the onboarding /wizard redirect handling + onboarding_progress idempotency fix have stabilized the suite.

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Not LGTM yet

CI is still failing on workflow Playwright E2E Tests, job test, step Run E2E Tests.

Observed failures from the job log:

  • tests/e2e/test_email_invitation_workflow.py::test_admin_creates_invitation_record: .invitation-item:has-text('volunteer-...@test.com') never becomes visible.
  • tests/e2e/test_invitation_flow.py::test_invitation_acceptance_complete_journey: create_invitation times out against localhost after the email service logs Email send failed (attempt 1/4): Connection unexpectedly closed and starts a 60-second retry.
  • tests/e2e/test_onboarding_wizard.py::test_wizard_complete_flow: #wizard-success never becomes visible.

Likely root cause: invitation creation is still hitting the outbound email retry path in CI, even though this PR is meant to make invitation creation succeed without email. Please make the invitation create path short-circuit SendGrid when email is disabled or unconfigured, then rerun the E2E workflow.

…helper

44 callsites across 14 files in api/{routers,services,tasks,utils}/ were
still using the deprecated naive datetime.utcnow(). Switch them to the
existing api.timeutils.utcnow() helper, which returns the same naive
UTC datetime via datetime.now(UTC).replace(tzinfo=None) — same semantics,
no deprecation warning under Python 3.13.

Files touched:
- api/routers/{notifications,recurring_events,sms,solutions}.py
- api/services/{billing_service,email_service,notification_service,
  sms_service,usage_service}.py
- api/tasks/{billing_tasks,notifications}.py
- api/utils/{calendar_utils,cost_tracker,sms_rate_limiter}.py

Rescope of stale PR #1: the original "Invitations: allow create without
email" goal is already in main, and the rest of the PR's burn-down work
patched code (tests/e2e/, api/routers/onboarding.py, the web frontend)
that has since been deleted on main. This PR keeps only the salvageable
spirit — the datetime cleanup the branch's later commits were doing —
applied to the residual callsites that remain on current main.

Verification: black + ruff clean; tests/unit + tests/api 579 pass /
21 skip / 0 fail.

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
@tomqwu
tomqwu force-pushed the fix/invitations-without-email branch from e626aaf to 5595b0b Compare May 8, 2026 13:14
@tomqwu tomqwu changed the title Invitations: allow create without email Replace datetime.utcnow() with timezone-aware api.timeutils.utcnow() helper May 8, 2026
@tomqwu

tomqwu commented May 8, 2026

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Force-pushed at 5595b0b rescoping this PR.

Original goal landed in main long ago; nearly every other commit on the branch patched code that has since been deleted (tests/e2e/, api/routers/onboarding.py, the web frontend). I've reset the branch to current main and re-applied just the salvageable spirit — the datetime.utcnow() cleanup — across all 44 residual callsites in api/{routers,services,tasks,utils}/.

CI is starting; awaiting independent review per the gate.

tomqwu commented May 8, 2026 •

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LGTM

Reviewed head 5595b0b451c06f2e80b78d50a797485a519da212 after CI completed successfully (CI run 149, job Lint, type-check, and test). The patch is limited to replacing residual datetime.utcnow() callsites with the existing api.timeutils.utcnow() helper while preserving naive UTC semantics; no blockers found in the 14 touched files.

@tomqwu
tomqwu merged commit cf5658f into main May 8, 2026
1 check passed
@tomqwu
tomqwu deleted the fix/invitations-without-email branch May 8, 2026 14:20
tomqwu added a commit that referenced this pull request May 8, 2026
Address Codex review on PR #78 (two P2s in one pass):

(1) Prior tokens stay valid after a re-request
    /forgot-password used to insert a new PasswordResetToken row without
    touching earlier unused rows for the same person. /reset-password
    accepts any unused, non-expired row, so an attacker with a brief
    glimpse of the inbox could race the legitimate user to redeem the
    stale link. docs/features/password-reset.md Scenario 6 explicitly
    documents the opposite contract: "Previous token is invalidated."
    Now we mark all of that person's unused rows as used_at=now() in
    the same transaction that inserts the fresh row.

(2) /reset-password races on concurrent same-token submissions
    The previous SELECT-then-update flow let two concurrent requests
    both pass `used_at IS NULL`, both hash the password, and both
    commit (last-write-wins) — breaking the advertised one-time-use
    guarantee under the multi-worker deployment this PR targets.
    Replaced with a single conditional UPDATE that filters on
    {token_hash, used_at IS NULL, expires_at > now}; rowcount==0 for
    losers, who 400 without touching the password. Same pattern PR #79
    used for refresh-token rotation.

Tests:
- TestForgotPasswordInvalidatesPriorTokens — second forgot-password
  call stamps token #1 as used; redeeming token #1 then 400s while
  token #2 still works.
- TestResetPasswordIsAtomic::test_second_redemption_of_used_token_is_rejected
  — proves the contract the atomic UPDATE provides.
- TestResetPasswordIsAtomic::test_expired_token_is_rejected_atomically —
  expired tokens 400 and used_at stays NULL (no partial claim).

Snapshot: refreshed via `make update-openapi-snapshot` to capture the
expanded /reset-password docstring. 18/18 reset+contract tests green.

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
tomqwu added a commit that referenced this pull request May 8, 2026
Address Codex review on PR #78 (two P2s in one pass):

(1) Prior tokens stay valid after a re-request
    /forgot-password used to insert a new PasswordResetToken row without
    touching earlier unused rows for the same person. /reset-password
    accepts any unused, non-expired row, so an attacker with a brief
    glimpse of the inbox could race the legitimate user to redeem the
    stale link. docs/features/password-reset.md Scenario 6 explicitly
    documents the opposite contract: "Previous token is invalidated."
    Now we mark all of that person's unused rows as used_at=now() in
    the same transaction that inserts the fresh row.

(2) /reset-password races on concurrent same-token submissions
    The previous SELECT-then-update flow let two concurrent requests
    both pass `used_at IS NULL`, both hash the password, and both
    commit (last-write-wins) — breaking the advertised one-time-use
    guarantee under the multi-worker deployment this PR targets.
    Replaced with a single conditional UPDATE that filters on
    {token_hash, used_at IS NULL, expires_at > now}; rowcount==0 for
    losers, who 400 without touching the password. Same pattern PR #79
    used for refresh-token rotation.

Tests:
- TestForgotPasswordInvalidatesPriorTokens — second forgot-password
  call stamps token #1 as used; redeeming token #1 then 400s while
  token #2 still works.
- TestResetPasswordIsAtomic::test_second_redemption_of_used_token_is_rejected
  — proves the contract the atomic UPDATE provides.
- TestResetPasswordIsAtomic::test_expired_token_is_rejected_atomically —
  expired tokens 400 and used_at stays NULL (no partial claim).

Snapshot: refreshed via `make update-openapi-snapshot` to capture the
expanded /reset-password docstring. 18/18 reset+contract tests green.

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
tomqwu added a commit that referenced this pull request May 18, 2026
/a/solver — date range (defaults today..+28d) + Strict/Relaxed
segmented mode + minimize-moves toggle → POST /a/solver/run reusing
api.routers.solver.solve_schedule in the admin's org. Renders a
result partial: KPI grid (assignments, health, hard violations,
solve ms) + "Review solution" link to /a/solution/{id} (lands 11.18).
Invalid range / solver HTTPException (e.g. "no events in range") →
inline error. Admin nav now 4 tabs (Dashboard·People·Events·Solver).

5 web tests (form renders, run creates solution + result, invalid
range rejected, admin-gated, auth-gated). 103 web/contract/openapi
pass. Verified e2e on the live server: seeded org+admin+3 events+2
volunteers, live solve → Solution #1 with 3 assignments / health 100;
solver form screenshotted brand-correct (also confirms dark mode).

Closes #117

Co-authored-by: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
tomqwu added a commit that referenced this pull request May 18, 2026
/a/solution/{id} — org-scoped (404 unknown / other-org). Header card:
health / assignments / hard-violations / soft-score KPIs + published
badge + created date. Alpine segmented toggle: Assignments
(event-grouped, assignee chips, "Unfilled" when none) and Stats
(fairness stdev + workload max/min/median, distinct, total). Reuses
api.routers.solutions get_solution / get_solution_assignments /
get_solution_stats. Linked from the 11.17 solver result.

Scope note: issue #118 lists assignments+stats+conflicts — Conflicts
segment trimmed: the conflicts API (api/routers/conflicts) is
org-wide, not solution-scoped, so a per-solution conflicts tab needs
backend work out of this PR's scope. Assignments+Stats are the core
review surface.

5 web tests (renders w/ assignment chip + stats, 404 unknown, 404
other-org, admin-gated, auth-gated). 108 web/contract/openapi pass.
Verified e2e on the live server: solved → reviewed Solution #1
(brand-correct, dark mode; KPI grid + segments + empty-assignments
state all render).

Closes #118

Co-authored-by: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
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