#!/bin/bash
# SDLC regression tests (#778) — run in CI (see .gitea/workflows/ci.yml).
# Each test guards a rule that exists because of a real incident or ruling.
set -uo pipefail
cd "$(dirname "$0")/.." || exit 1

FAIL=0
t() {
  # $1 = label, $2 = shell command string
  if eval "$2"; then
    echo "  OK   $1"
  else
    echo "  FAIL $1"
    FAIL=$((FAIL + 1))
  fi
}

echo "=== alert twins (every alert ships a recovery twin) ==="
t "utility power restored twin" \
  "grep -q 'id: pfv_plant_ups_power_restored' automations.yaml"
t "temperature recovered twin" \
  "grep -q 'id: pfv_plant_temperature_recovered' automations.yaml"

echo "=== alert deep links (taps land on dashboards, #344) ==="
ALERTS="POWER OUTAGE|UPS BATTERY LOW|UPS COMMS LOST|UPS RUNTIME LOW|Power restored|HIGH TEMPERATURE|SENSOR WATCHDOG|TEMP RISING FAST|TEMPERATURE RECOVERED"
DL_OK=1
IFS='|' read -ra ALERT_ARR <<< "$ALERTS"
for a in "${ALERT_ARR[@]}"; do
  if ! grep -A2 "title: $a$" automations.yaml | grep -q "      url: "; then
    echo "  (missing deep link: $a)"
    DL_OK=0
  fi
done
t "all alerts deep-linked" "[ \"$DL_OK\" -eq 1 ]"

echo "=== watchdog coverage (#789) ==="
t "watchdog watches the deploy sensor" \
  "grep -q 'sensor.pfv_deploy_gitea_release_head, 30' automations.yaml"
t "watchdog automation exists" \
  "grep -q 'id: pfv_watchdog_stale_entities' automations.yaml"

echo "=== ghost entities (dead references never return) ==="
t "no tsys9_ups ghost refs" \
  "! grep -rq 'tsys9_ups' automations.yaml packages/ dashboards/"

echo "=== secrets ==="
t "no private keys in tree" \
  "! grep -rInE 'BEGIN (RSA |OPENSSH |EC |DSA )?PRIVATE KEY' --exclude-dir=.git --exclude-dir=docs ."

echo "=== alert hygiene: push only when something is wrong (2026-09-06 live-fire) ==="
# The 30-min sweep used to page every cycle even when the fleet was all-OK
# (48 pages/day of noise). Notify must sit behind the dead>0 + 4h-cooldown gate.
t "plant watchdog notify gated (dead-only + cooldown input)" \
  "grep -q 'pfv_plant_watchdog_last_notify' configuration.yaml && grep -q 'notify_gate' automations.yaml"

# tsys6 DRAC ambient quantizes to whole degrees C and flaps ~2F; the raw-fed
# trend sensor tripped TEMP RISING FAST with zero real climb (2026-09-06 05:02 CDT).
t "trend sensors fed from smoothed sources" \
  "grep -q 'time_simple_moving_average' packages/plant_snmp.yaml && sed -n '/^binary_sensor:/,/^utility_meter:/p' packages/plant_snmp.yaml | grep -q 'entity_id: sensor.pfv_tsys6_drac_ambient_smoothed'"

# Tripp Lite had runtime sensors but no runtime-low alert — half the plant's
# shutdown window was unmonitored.
t "runtime-low covers Tripp Lite" \
  "sed -n '/id: pfv_plant_ups_runtime_low/,/^  mode:/p' automations.yaml | grep -q 'sensor.pfv_tripp_lite_runtime_minutes'"
t "runtime-low status check maps per-UPS" \
  "sed -n '/id: pfv_plant_ups_runtime_low/,/^  mode:/p' automations.yaml | grep -q 'status_map'"

echo "=== UPS shutdown chain (#790 — dry-run is the shipped mode) ==="
t "shutdown chain package present, dry-run default ON" \
  "grep -q 'id: pfv_ups_shutdown_plan' packages/ups_shutdown.yaml && grep -A4 'pfv_ups_shutdown_dry_run:' packages/ups_shutdown.yaml | grep -q 'initial: true'"
t "armed switch default OFF" \
  "grep -A4 'pfv_ups_shutdown_armed:' packages/ups_shutdown.yaml | grep -q 'initial: false'"
t "plan covers all seven hypervisors" \
  "for h in tsys1 tsys3 tsys4 tsys5 tsys6 tsys7 tsys9; do grep -q \$h packages/ups_shutdown.yaml || exit 1; done"
t "pfv-bms VM 100 ordered last of the VMs (#455)" \
  "grep -q 'pfv-bms VM 100 LAST' packages/ups_shutdown.yaml"

echo "=== SDLC SUITE: $FAIL failures ==="
exit "$FAIL"