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fix: resolve ambiguous column reference in case list filters

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This commit is contained in:
Ashwin 2026-08-04 22:48:55 +05:30
parent 3faf6ee410
commit 1817a6fe61
1 changed files with 13 additions and 6 deletions
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19
backend/cases/views.py
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@ -129,15 +129,22 @@ def apply_case_list_filters(queryset, params):
# business hours, but the badges on both clients compute from
# created_at + hours, so this filter mirrors what the user actually
# sees on the row. Postgres-specific (INTERVAL).
#
# Every column is table-qualified. Unqualified, these resolve fine
# against a bare Case queryset and raise
# `ProgrammingError: column reference "first_response_at" is ambiguous`
# the moment the queryset joins a table sharing any of these names,
# which is what a filter combination such as `?sla_breached=true` plus
# a status list produced: a 500 for any authenticated caller.
queryset = queryset.extra(
where=[
"(first_response_at IS NULL "
"AND sla_first_response_hours IS NOT NULL "
"AND created_at + sla_first_response_hours "
'("case"."first_response_at" IS NULL '
'AND "case"."sla_first_response_hours" IS NOT NULL '
'AND "case"."created_at" + "case"."sla_first_response_hours" '
"* INTERVAL '1 hour' < NOW()) "
"OR (resolved_at IS NULL "
"AND sla_resolution_hours IS NOT NULL "
"AND created_at + sla_resolution_hours "
'OR ("case"."resolved_at" IS NULL '
'AND "case"."sla_resolution_hours" IS NOT NULL '
'AND "case"."created_at" + "case"."sla_resolution_hours" '
"* INTERVAL '1 hour' < NOW())"
]
)