Terminal
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-- Reporting and dashboards — spec section 14.
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--
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-- Every view is declared WITH (security_invoker = true). Without it a view runs
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-- with the privileges of its owner and would hand any authenticated caller the
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-- whole table, quietly defeating the row-level security the rest of this build
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-- depends on. With it, a teacher querying v_student_directory sees exactly the
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-- students their own policies allow.
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-- ============================================================================
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-- STUDENTS
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-- ============================================================================
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CREATE OR REPLACE VIEW public.v_student_directory
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WITH (security_invoker = true) AS
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SELECT
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s.id AS student_id,
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s.first_name,
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s.middle_name,
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s.last_name,
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s.preferred_name,
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s.dob,
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s.grade_level,
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s.enrollment_status,
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s.attendance_basis,
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s.calendar_basis,
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s.is_support_student,
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c.id AS primary_campus_id,
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c.name AS primary_campus,
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t.name AS tuition_tier,
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hs.household_id,
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h.name AS household_name,
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-- Campuses beyond the primary one, for the multi-campus case.
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(SELECT array_agg(DISTINCT cc.name)
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FROM public.student_campus_schedules sc
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JOIN public.campuses cc ON cc.id = sc.campus_id
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WHERE sc.student_id = s.id
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AND (sc.effective_end IS NULL OR sc.effective_end >= CURRENT_DATE)
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) AS scheduled_campuses,
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(SELECT COALESCE(SUM(sc.scheduled_days_per_week), 0)
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FROM public.student_campus_schedules sc
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WHERE sc.student_id = s.id
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AND sc.effective_start <= CURRENT_DATE
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AND (sc.effective_end IS NULL OR sc.effective_end >= CURRENT_DATE)
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) AS scheduled_days_per_week,
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(SELECT COUNT(*) FROM public.student_alerts a
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WHERE a.student_id = s.id AND a.is_active
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AND a.effective_date <= CURRENT_DATE
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AND (a.expiration_date IS NULL OR a.expiration_date >= CURRENT_DATE)
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) AS active_alert_count
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FROM public.students s
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LEFT JOIN public.campuses c ON c.id = s.primary_campus_id
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LEFT JOIN public.tuition_tiers t ON t.id = s.tuition_tier_id
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LEFT JOIN public.household_students hs
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ON hs.student_id = s.id AND hs.is_primary_household
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LEFT JOIN public.households h ON h.id = hs.household_id;
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GRANT SELECT ON public.v_student_directory TO authenticated;
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-- ============================================================================
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-- BILLING
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-- ============================================================================
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CREATE OR REPLACE VIEW public.v_outstanding_invoices
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WITH (security_invoker = true) AS
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SELECT
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i.id AS invoice_id,
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i.invoice_number,
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i.student_id,
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s.first_name || ' ' || s.last_name AS student_name,
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i.household_id,
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i.campus_id,
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c.name AS campus_name,
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i.billing_period_start,
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i.billing_period_end,
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i.invoice_date,
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i.due_date,
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i.total_cents,
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i.amount_paid_cents,
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i.balance_due_cents,
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i.status,
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CURRENT_DATE - i.due_date AS days_overdue
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FROM public.invoices i
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JOIN public.students s ON s.id = i.student_id
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LEFT JOIN public.campuses c ON c.id = i.campus_id
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WHERE i.status IN ('issued','partially_paid')
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AND i.balance_due_cents > 0;
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GRANT SELECT ON public.v_outstanding_invoices TO authenticated;
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-- Combined household position — the spec's "combined household account".
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CREATE OR REPLACE VIEW public.v_household_balances
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WITH (security_invoker = true) AS
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SELECT
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h.id AS household_id,
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h.name AS household_name,
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COUNT(DISTINCT hs.student_id) AS student_count,
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COALESCE(SUM(i.total_cents), 0) AS invoiced_cents,
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COALESCE(SUM(i.amount_paid_cents), 0) AS paid_cents,
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COALESCE(SUM(i.balance_due_cents) FILTER (
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WHERE i.status IN ('issued','partially_paid')), 0) AS balance_due_cents
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FROM public.households h
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LEFT JOIN public.household_students hs ON hs.household_id = h.id
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LEFT JOIN public.invoices i ON i.household_id = h.id AND i.status <> 'void'
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GROUP BY h.id, h.name;
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GRANT SELECT ON public.v_household_balances TO authenticated;
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-- ============================================================================
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-- CAMPUS + ATTENDANCE
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-- ============================================================================
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CREATE OR REPLACE VIEW public.v_campus_enrollment
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WITH (security_invoker = true) AS
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SELECT
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c.id AS campus_id,
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c.name AS campus_name,
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c.is_active,
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c.student_capacity,
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COUNT(DISTINCT s.id) FILTER (WHERE s.enrollment_status = 'enrolled') AS enrolled_count,
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COUNT(DISTINCT s.id) FILTER (
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WHERE s.enrollment_status = 'enrolled' AND s.attendance_basis = 'full_time') AS full_time_count,
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COUNT(DISTINCT s.id) FILTER (
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WHERE s.enrollment_status = 'enrolled' AND s.attendance_basis = 'part_time') AS part_time_count,
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COUNT(DISTINCT s.id) FILTER (
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WHERE s.enrollment_status = 'enrolled' AND s.is_support_student) AS support_count,
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CASE WHEN c.student_capacity IS NULL OR c.student_capacity = 0 THEN NULL
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ELSE ROUND(COUNT(DISTINCT s.id) FILTER (WHERE s.enrollment_status = 'enrolled')::numeric
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* 100.0 / c.student_capacity, 1)
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END AS capacity_used_percent
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FROM public.campuses c
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LEFT JOIN public.students s ON s.primary_campus_id = c.id
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GROUP BY c.id, c.name, c.is_active, c.student_capacity;
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GRANT SELECT ON public.v_campus_enrollment TO authenticated;
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CREATE OR REPLACE VIEW public.v_attendance_summary
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WITH (security_invoker = true) AS
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SELECT
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a.student_id,
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s.first_name || ' ' || s.last_name AS student_name,
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s.primary_campus_id,
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date_trunc('month', a.date)::date AS month,
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COUNT(*) AS recorded_days,
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COUNT(*) FILTER (WHERE a.status = 'present') AS present_days,
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COUNT(*) FILTER (WHERE a.status = 'absent') AS absent_days,
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COUNT(*) FILTER (WHERE a.status = 'late') AS late_days,
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COUNT(*) FILTER (WHERE a.status = 'excused') AS excused_days,
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ROUND(COUNT(*) FILTER (WHERE a.status IN ('present','late'))::numeric
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* 100.0 / NULLIF(COUNT(*), 0), 1) AS attendance_rate_percent
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FROM public.attendance a
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JOIN public.students s ON s.id = a.student_id
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GROUP BY a.student_id, s.first_name, s.last_name, s.primary_campus_id, date_trunc('month', a.date);
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GRANT SELECT ON public.v_attendance_summary TO authenticated;
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-- ============================================================================
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-- COMPLIANCE + MANAGEMENT
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-- ============================================================================
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CREATE OR REPLACE VIEW public.v_certification_expiry
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WITH (security_invoker = true) AS
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SELECT
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sc.id AS certification_id,
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sc.user_id,
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p.full_name AS staff_name,
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ct.name AS certification_name,
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sc.issued_on,
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sc.expires_on,
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sc.status,
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sc.expires_on - CURRENT_DATE AS days_until_expiry,
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CASE
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WHEN sc.expires_on IS NULL THEN 'no_expiry'
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WHEN sc.expires_on < CURRENT_DATE THEN 'expired'
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WHEN sc.expires_on < CURRENT_DATE + make_interval(days => ct.renewal_reminder_days)
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THEN 'expiring_soon'
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ELSE 'current'
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END AS expiry_state
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FROM public.staff_certifications sc
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JOIN public.certification_types ct ON ct.id = sc.certification_type_id
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LEFT JOIN public.profiles p ON p.id = sc.user_id
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WHERE sc.status IN ('active','pending');
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GRANT SELECT ON public.v_certification_expiry TO authenticated;
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-- The management dashboard's task queue.
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CREATE OR REPLACE VIEW public.v_open_tasks
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WITH (security_invoker = true) AS
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SELECT
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t.id AS task_id,
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t.title,
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t.priority,
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t.status,
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t.due_date,
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t.campus_id,
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c.name AS campus_name,
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t.assigned_to,
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p.full_name AS assigned_to_name,
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t.related_student_id,
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CASE
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WHEN t.due_date IS NULL THEN 'no_due_date'
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WHEN t.due_date < CURRENT_DATE THEN 'overdue'
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WHEN t.due_date <= CURRENT_DATE + 7 THEN 'due_soon'
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ELSE 'scheduled'
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END AS due_state
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FROM public.tasks t
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LEFT JOIN public.campuses c ON c.id = t.campus_id
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LEFT JOIN public.profiles p ON p.id = t.assigned_to
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WHERE t.status IN ('open','in_progress','blocked');
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GRANT SELECT ON public.v_open_tasks TO authenticated;
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-- Per-student follow-ups still owed, from the notes system.
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CREATE OR REPLACE VIEW public.v_pending_followups
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WITH (security_invoker = true) AS
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SELECT
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n.id AS note_id,
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n.student_id,
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s.first_name || ' ' || s.last_name AS student_name,
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nc.name AS category,
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n.title,
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n.follow_up_date,
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n.resolution_status,
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n.author_id,
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n.campus_id,
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CURRENT_DATE - n.follow_up_date AS days_overdue
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FROM public.student_notes n
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JOIN public.students s ON s.id = n.student_id
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JOIN public.note_categories nc ON nc.id = n.category_id
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WHERE n.follow_up_date IS NOT NULL
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AND n.resolution_status IN ('open','in_progress');
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GRANT SELECT ON public.v_pending_followups TO authenticated;
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