#!/usr/bin/env bash
# End-to-end checks of Etappe 4a (presets: read, create, change, default, delete, snapshots, restore) through the
# OAuth-protected endpoint against the real Divi. Runs INSIDE the DDEV web container:
#   cd /home/janniclas/Projekte/WordPress && timeout 900 ddev exec bash wp-content/plugins/WP-LIT-MCP/tests/Integration/divi-presets-smoke.sh
# Creates presets named "LIT Smoke <run> …" and one draft page; the EXIT trap restores the preset inventory from the
# snapshot taken before the first change and deletes the page (with revisions) by exact ID.
set -euo pipefail
cd /var/www/html
# shellcheck source=lib.sh
source wp-content/plugins/WP-LIT-MCP/tests/Integration/lib.sh

ADMIN_LOGIN=$(wp user list --role=administrator --field=user_login | head -1)
RUN="$(date +%s)-$$"
PREFIX="LIT Smoke $RUN"
ORIGINAL_PRESETS=$(wp eval 'echo wp_json_encode(ET\Builder\Packages\GlobalData\GlobalPreset::get_data());' 2>/dev/null)
PAGE_ID=""

cleanup() {
  wp eval '$d = json_decode(getenv("LIT_PRESETS"), true); et_update_option(ET\Builder\Packages\GlobalData\GlobalPreset::option_name(), $d, false, "", "", true);' \
    --user="$ADMIN_LOGIN" >/dev/null 2>&1 || echo "WARN: preset inventory not restored"
  if [ -n "$PAGE_ID" ]; then wp post delete "$PAGE_ID" --force >/dev/null 2>&1 || true; fi
  cleanup_app_passwords_for "$ADMIN_LOGIN"
}
export LIT_PRESETS="$ORIGINAL_PRESETS"
trap 'rc=$?; cleanup; guard_exit "$rc" || exit $?' EXIT

connect "$ADMIN_LOGIN"

# 1. Create a button preset: dry run, then confirm.
NEW=$(jq -cn --arg n "$PREFIX CTA" '{items: [{module: "button", name: $n,
  attrs: {"button.decoration.background": {desktop: {color: "#123456"}}}}]}')
DRY=$(ability lit/divi-presets-set "$NEW")
[ "$(error_code "$DRY")" = "confirm_required" ] || fail "create without confirm: $DRY"
REV=$(echo "$DRY" | jq -r '.__error | fromjson | .design_rev')
DONE=$(ability lit/divi-presets-set "$(echo "$NEW" | jq -c --arg r "$REV" '. + {confirm: true, design_rev: $r}')")
[ "$(echo "$DONE" | jq -r '.ok')" = "true" ] || fail "create with confirm: $DONE"
SNAPSHOT=$(echo "$DONE" | jq -r '.snapshot_id')
pass "preset created (snapshot $SNAPSHOT)"

# 2. Read it back through Divi and the tool.
GET=$(ability lit/divi-preset-get "$(jq -cn --arg p "$PREFIX CTA" '{module: "button", preset: $p}')")
ID=$(echo "$GET" | jq -r '.id')
[ "$(echo "$GET" | jq -r '.attrs["button.decoration.background"].desktop.value.color')" = "#123456" ] \
  || fail "preset-get attrs: $GET"
wp eval "\$d = ET\Builder\Packages\GlobalData\GlobalPreset::get_data(); exit(isset(\$d['module']['divi/button']['items']['$ID']['styleAttrs']) ? 0 : 1);" \
  || fail "Divi does not store styleAttrs for $ID"
pass "preset readable, styleAttrs stored"

# 3. A page with the preset renders its class.
PAGE_ID=$(wp post create --post_type=page --post_status=draft --post_title="$PREFIX Seite" \
  --post_content="<!-- wp:divi/placeholder --><!-- wp:divi/section --><!-- wp:divi/row --><!-- wp:divi/column {\"module\":{\"decoration\":{\"sizing\":{\"desktop\":{\"value\":{\"flexType\":\"24_24\"}}}}}} --><!-- wp:divi/button {\"modulePreset\":[\"$ID\"],\"button\":{\"innerContent\":{\"desktop\":{\"value\":{\"text\":\"Los\"}}}}} /--><!-- /wp:divi/column --><!-- /wp:divi/row --><!-- /wp:divi/section --><!-- /wp:divi/placeholder -->" \
  --porcelain)
HTML=$(wp eval "echo apply_filters('the_content', get_post($PAGE_ID)->post_content);")
echo "$HTML" | grep -q "preset--module--divi-button--$ID" || fail "rendered page lacks the preset class"
pass "page renders preset class"

# 4. Deleting a used preset is refused.
DEL=$(jq -cn --arg p "$ID" '{items: [{module: "button", preset: $p}]}')
[ "$(error_code "$(ability lit/divi-presets-delete "$DEL")")" = "in_use" ] || fail "delete of a used preset"
pass "used preset not deletable"

# 5. Stale design_rev.
STALE=$(ability lit/divi-presets-set "$(echo "$NEW" | jq -c '.items[0].name += " 2" | . + {confirm: true, design_rev: "veraltet"}')")
[ "$(error_code "$STALE")" = "rev_mismatch" ] || fail "stale design_rev: $STALE"
pass "stale design_rev refused"

# 6. Restore the snapshot taken before step 1: the preset is gone again.
DRY=$(ability lit/divi-design-restore "$(jq -cn --arg s "$SNAPSHOT" '{snapshot_id: $s}')")
[ "$(error_code "$DRY")" = "confirm_required" ] || fail "restore dry run: $DRY"
REV=$(echo "$DRY" | jq -r '.__error | fromjson | .design_rev')
RESTORED=$(ability lit/divi-design-restore "$(jq -cn --arg s "$SNAPSHOT" --arg r "$REV" '{snapshot_id: $s, confirm: true, design_rev: $r}')")
[ "$(echo "$RESTORED" | jq -r '.ok')" = "true" ] || fail "restore: $RESTORED"
wp eval "\$d = ET\Builder\Packages\GlobalData\GlobalPreset::get_data(); exit(isset(\$d['module']['divi/button']['items']['$ID']) ? 1 : 0);" \
  || fail "restored inventory still has $ID"
pass "snapshot restored"

finish