#!/usr/bin/env bash
# End-to-end checks of the Etappe-2a Divi read tools through the OAuth-protected endpoint.
# Runs INSIDE the DDEV web container (Divi 5 must be the active theme):
#   cd /home/janniclas/Projekte/WordPress && timeout 600 ddev exec bash wp-content/plugins/WP-LIT-MCP/tests/Integration/divi-read-smoke.sh
# Creates draft pages from tests/Fixtures/divi and deletes them again.
set -euo pipefail
cd /var/www/html
# shellcheck source=lib.sh
source wp-content/plugins/WP-LIT-MCP/tests/Integration/lib.sh

ADMIN_LOGIN=$(wp user list --role=administrator --field=user_login | head -1)
FIXTURES=$PLUGIN/tests/Fixtures/divi
CREATED_POSTS=()

cleanup() {
  for id in "${CREATED_POSTS[@]}"; do
    wp post delete "$id" --force >/dev/null 2>&1 || true
  done
  cleanup_app_passwords_for "$ADMIN_LOGIN"
}
trap cleanup EXIT

# Creates a draft page from a fixture file as the admin (no kses re-serialization) and prints its ID.
create_page() { # $1 = fixture file, $2 = title
  LIT_FILE="$FIXTURES/$1" LIT_TITLE="$2" wp --user="$ADMIN_LOGIN" eval '
$id = wp_insert_post(["post_type" => "page", "post_status" => "draft", "post_title" => getenv("LIT_TITLE"),
    "post_content" => wp_slash((string) file_get_contents(getenv("LIT_FILE")))]);
update_post_meta($id, "_et_pb_use_builder", "on");
update_post_meta($id, "_et_pb_use_divi_5", "on");
echo $id;'
}

content_hash() { # $1 = post ID -> tree_rev of the stored content
  wp eval "echo substr(hash('sha256', (string) get_post($1)->post_content), 0, 12);"
}

[ "$(wp eval 'echo get_template();')" = "Divi" ] || fail "Divi must be the active theme"
wp eval-file "$PLUGIN/tests/Integration/divi-shortform-check.php" >/dev/null || fail "short form does not match the Divi catalog"
pass "short form matches the live Divi catalog"

PAGE_ID=$(create_page converted-landing.html "LIT Divi Lesen")
CREATED_POSTS+=("$PAGE_ID")
D4_ID=$(create_page divi4-shortcodes.html "LIT Divi 4")
CREATED_POSTS+=("$D4_ID")
BEFORE=$(content_hash "$PAGE_ID")
connect "$ADMIN_LOGIN"

# 1. Direct read tools with readOnlyHint
LIST=$(rpc tools/list '{}')
for t in lit-divi-outline lit-divi-node-get lit-divi-catalog lit-divi-design-system lit-page-render-summary; do
  echo "$LIST" | jq -e --arg t "$t" '.result.tools[] | select(.name == $t) | .annotations.readOnlyHint == true' >/dev/null \
    || fail "tools/list lacks $t with readOnlyHint"
done
pass "tools/list: Divi read tools are direct and read-only"

# 2. Outline with tree_rev = hash of post_content (ruling P16) and path IDs
OUTLINE=$(tool lit-divi-outline "{\"post_id\":$PAGE_ID}")
[ "$(echo "$OUTLINE" | jq -r '.tree_rev')" = "$BEFORE" ] || fail "tree_rev is not the hash of post_content: $OUTLINE"
echo "$OUTLINE" | jq -e '.rev != .tree_rev' >/dev/null || fail "rev and tree_rev must differ: $OUTLINE"
echo "$OUTLINE" | jq -e '.nodes[] | select(.id == "s1.r1.c0.m2.m0" and .type == "accordion-item")' >/dev/null \
  || fail "outline lacks the accordion item: $OUTLINE"
echo "$OUTLINE" | jq -r '.outline' | head -1 | grep -q '^s0 section "Hero"' || fail "outline text: $OUTLINE"
pass "lit-divi-outline: path IDs, tree_rev, rev"

# 3. Node in full form plus short-form values
NODE=$(tool lit-divi-node-get "{\"post_id\":$PAGE_ID,\"id\":\"s0.r0.c0.m0\"}")
echo "$NODE" | jq -e '.type == "heading" and .shortform.text == "Handwerk mit Herz"' >/dev/null || fail "node-get: $NODE"
echo "$NODE" | jq -e '.rev | length == 12' >/dev/null || fail "node-get rev: $NODE"
echo "$NODE" | jq -e '.attrs["title.innerContent"].desktop.value == "Handwerk mit Herz"' >/dev/null || fail "node-get attrs: $NODE"
MISSING=$(tool lit-divi-node-get "{\"post_id\":$PAGE_ID,\"id\":\"s9\"}")
[ "$(error_code "$MISSING")" = "not_found" ] || fail "unknown node: $MISSING"
pass "lit-divi-node-get: full form, short form, unknown node"

# 4. Catalog and design system live from Divi
CATALOG=$(tool lit-divi-catalog '{}')
echo "$CATALOG" | jq -e '(.modules | length) >= 90' >/dev/null || fail "catalog too small: $CATALOG"
BUTTON=$(tool lit-divi-catalog '{"module":"button"}')
echo "$BUTTON" | jq -e '.module.paths | index("button.innerContent") != null' >/dev/null || fail "catalog button: $BUTTON"
DESIGN=$(tool lit-divi-design-system '{}')
echo "$DESIGN" | jq -e '.colors[] | select(.id == "gcid-primary-color" and .placeholder == "{{color:primary}}")' >/dev/null \
  || fail "design system: $DESIGN"
pass "lit-divi-catalog and lit-divi-design-system read live data"

# 5. Rendered summary
SUMMARY=$(tool lit-page-render-summary "{\"post_id\":$PAGE_ID}")
echo "$SUMMARY" | jq -e '.headings[0].text == "Handwerk mit Herz"' >/dev/null || fail "render summary: $SUMMARY"
echo "$SUMMARY" | jq -e '[.texts[] | select(contains("Seit 1987"))] | length == 1' >/dev/null || fail "render texts: $SUMMARY"
pass "lit-page-render-summary renders Divi modules"

# 6. Hints and refusals
GET=$(tool lit-content-get "{\"post_id\":$PAGE_ID}")
echo "$GET" | jq -e '.content == null and (.hints[0] | contains("lit-divi-outline"))' >/dev/null || fail "content-get hint: $GET"
D4=$(tool lit-divi-outline "{\"post_id\":$D4_ID}")
[ "$(error_code "$D4")" = "unsupported" ] || fail "Divi 4 page must be unsupported: $D4"
pass "content-get points to the Divi tools; Divi 4 content is refused"

# 7. Reading changed nothing
[ "$(content_hash "$PAGE_ID")" = "$BEFORE" ] || fail "reading changed post_content"
pass "post_content unchanged after reading"

echo "ALL CHECKS PASSED"