#!/usr/bin/env bash
# Runs Open WebUI against a Dockerized OpenClaw Gateway and verifies the proxied
# chat path with a real OpenAI-compatible request.
set -euo pipefail

ROOT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")/../.." && pwd)"
source "$ROOT_DIR/scripts/lib/docker-e2e-image.sh"

IMAGE_NAME="$(docker_e2e_resolve_image "openclaw-openwebui-e2e" OPENCLAW_OPENWEBUI_E2E_IMAGE)"
OPENWEBUI_IMAGE="${OPENWEBUI_IMAGE:-ghcr.io/open-webui/open-webui:v0.8.10}"
# Keep the default on the preferred GPT-5 OpenAI model for Open WebUI
# compatibility smoke. Callers can still override this explicitly.
MODEL="${OPENCLAW_OPENWEBUI_MODEL:-openai/gpt-5.5}"
PROMPT_NONCE="OPENWEBUI_DOCKER_E2E_$(date +%s)_$$"
PROMPT="${OPENCLAW_OPENWEBUI_PROMPT:-Reply with exactly this token and nothing else: ${PROMPT_NONCE}}"
PORT="${OPENCLAW_OPENWEBUI_GATEWAY_PORT:-18789}"
WEBUI_PORT="${OPENCLAW_OPENWEBUI_PORT:-8080}"
TOKEN="openwebui-e2e-$(date +%s)-$$"
ADMIN_EMAIL="${OPENCLAW_OPENWEBUI_ADMIN_EMAIL:-openwebui-e2e@example.com}"
ADMIN_PASSWORD="${OPENCLAW_OPENWEBUI_ADMIN_PASSWORD:-OpenWebUI-E2E-Password-$(date +%s)-$$}"
NET_NAME="openclaw-openwebui-e2e-$$"
GW_NAME="openclaw-openwebui-gateway-$$"
OW_NAME="openclaw-openwebui-$$"
DOCKER_COMMAND_TIMEOUT="${OPENCLAW_OPENWEBUI_DOCKER_COMMAND_TIMEOUT:-600s}"
DOCKER_PULL_TIMEOUT="${OPENCLAW_OPENWEBUI_DOCKER_PULL_TIMEOUT:-600s}"

OPENAI_API_KEY_VALUE="${OPENAI_API_KEY:-}"
if [[ "$OPENAI_API_KEY_VALUE" == "undefined" || "$OPENAI_API_KEY_VALUE" == "null" ]]; then
  OPENAI_API_KEY_VALUE=""
fi
OPENAI_BASE_URL_VALUE="${OPENAI_BASE_URL:-}"
if [[ "$OPENAI_BASE_URL_VALUE" == "undefined" || "$OPENAI_BASE_URL_VALUE" == "null" ]]; then
  OPENAI_BASE_URL_VALUE=""
fi
if [[ -z "$OPENAI_API_KEY_VALUE" ]]; then
  echo "OPENAI_API_KEY is required for the Open WebUI Docker smoke." >&2
  exit 2
fi

cleanup() {
  docker_e2e_docker_cmd rm -f "$OW_NAME" >/dev/null 2>&1 || true
  docker_e2e_docker_cmd rm -f "$GW_NAME" >/dev/null 2>&1 || true
  docker_e2e_docker_cmd network rm "$NET_NAME" >/dev/null 2>&1 || true
}
trap cleanup EXIT

docker_e2e_build_or_reuse "$IMAGE_NAME" openwebui

echo "Pulling Open WebUI image: $OPENWEBUI_IMAGE"
timeout "$DOCKER_PULL_TIMEOUT" docker pull "$OPENWEBUI_IMAGE" >/dev/null

echo "Creating Docker network..."
docker_e2e_docker_cmd network create "$NET_NAME" >/dev/null

echo "Starting gateway container..."
# Harness files are mounted read-only; the app under test comes from /app/dist.
docker_e2e_harness_mount_args
docker_e2e_docker_cmd run -d \
  "${DOCKER_E2E_HARNESS_ARGS[@]}" \
  --name "$GW_NAME" \
  --network "$NET_NAME" \
  -e "OPENCLAW_GATEWAY_TOKEN=$TOKEN" \
  -e "OPENCLAW_OPENWEBUI_MODEL=$MODEL" \
  -e "OPENCLAW_SKIP_CHANNELS=1" \
  -e "OPENCLAW_SKIP_GMAIL_WATCHER=1" \
  -e "OPENCLAW_SKIP_CRON=1" \
  -e "OPENCLAW_SKIP_CANVAS_HOST=1" \
  -e OPENAI_API_KEY \
  ${OPENAI_BASE_URL_VALUE:+-e OPENAI_BASE_URL} \
  "$IMAGE_NAME" \
  bash -lc '
    set -euo pipefail
    source scripts/lib/openclaw-e2e-instance.sh
    entry="$(openclaw_e2e_resolve_entrypoint)"

    openai_api_key="${OPENAI_API_KEY:?OPENAI_API_KEY required}"
    batch_file="$(mktemp /tmp/openclaw-openwebui-config.XXXXXX.json)"
    OPENCLAW_CONFIG_BATCH_PATH="$batch_file" node scripts/e2e/lib/fixture.mjs openwebui-config "$openai_api_key"
    node "$entry" config set --batch-file "$batch_file" >/dev/null
    rm -f "$batch_file"
    node scripts/e2e/lib/fixture.mjs openwebui-workspace

    openclaw_e2e_exec_gateway "$entry" '"$PORT"' lan /tmp/openwebui-gateway.log
  ' >/dev/null

echo "Waiting for gateway HTTP surface..."
if ! docker_e2e_wait_container_bash "$GW_NAME" 240 1 "OPENCLAW_HTTP_PROBE_BEARER='$TOKEN' node scripts/e2e/lib/openwebui/http-probe.mjs 'http://127.0.0.1:$PORT/v1/models' 200"; then
  echo "Gateway failed to start"
  docker_e2e_docker_cmd inspect "$GW_NAME" --format '{{json .State}}' 2>/dev/null || true
  docker_e2e_tail_container_file_if_running "$GW_NAME" /tmp/openwebui-gateway.log 200
  exit 1
fi

echo "Starting Open WebUI container..."
docker_e2e_docker_cmd run -d \
  --name "$OW_NAME" \
  --network "$NET_NAME" \
  -e ENV=prod \
  -e WEBUI_NAME="OpenClaw E2E" \
  -e WEBUI_SECRET_KEY="openclaw-openwebui-e2e-secret-key-v1" \
  -e OFFLINE_MODE=True \
  -e ENABLE_VERSION_UPDATE_CHECK=False \
  -e ENABLE_PERSISTENT_CONFIG=False \
  -e ENABLE_OLLAMA_API=False \
  -e ENABLE_OPENAI_API=True \
  -e OPENAI_API_BASE_URLS="http://$GW_NAME:$PORT/v1" \
  -e OPENAI_API_KEY="$TOKEN" \
  -e OPENAI_API_KEYS="$TOKEN" \
  -e RAG_EMBEDDING_MODEL_AUTO_UPDATE=False \
  -e RAG_RERANKING_MODEL_AUTO_UPDATE=False \
  -e WEBUI_ADMIN_EMAIL="$ADMIN_EMAIL" \
  -e WEBUI_ADMIN_PASSWORD="$ADMIN_PASSWORD" \
  -e WEBUI_ADMIN_NAME="OpenClaw E2E" \
  -e ENABLE_SIGNUP=False \
  -e DEFAULT_MODELS="openclaw/default" \
  "$OPENWEBUI_IMAGE" >/dev/null

echo "Waiting for Open WebUI..."
if ! docker_e2e_wait_container_bash_while_running "$OW_NAME" "$GW_NAME" 240 1 "node scripts/e2e/lib/openwebui/http-probe.mjs 'http://$OW_NAME:$WEBUI_PORT/' lt500"; then
  echo "Open WebUI failed to start"
  docker_e2e_docker_cmd logs "$OW_NAME" 2>&1 | tail -n 200 || true
  exit 1
fi

echo "Waiting for gateway model endpoint after Open WebUI startup..."
if ! docker_e2e_wait_container_bash "$GW_NAME" 90 5 "OPENCLAW_HTTP_PROBE_BEARER='$TOKEN' OPENCLAW_HTTP_PROBE_TIMEOUT_MS=8000 node scripts/e2e/lib/openwebui/http-probe.mjs 'http://$GW_NAME:$PORT/v1/models' 200"; then
  echo "Gateway model endpoint did not stay reachable after Open WebUI startup"
  docker_e2e_docker_cmd inspect "$GW_NAME" --format '{{json .State}}' 2>/dev/null || true
  docker_e2e_tail_container_file_if_running "$GW_NAME" /tmp/openwebui-gateway.log 200
  docker_e2e_docker_cmd logs "$OW_NAME" 2>&1 | tail -n 200 || true
  exit 1
fi

echo "Running Open WebUI -> OpenClaw smoke..."
if ! docker_e2e_docker_cmd exec \
  -e "OPENWEBUI_BASE_URL=http://$OW_NAME:$WEBUI_PORT" \
  -e "OPENWEBUI_ADMIN_EMAIL=$ADMIN_EMAIL" \
  -e "OPENWEBUI_ADMIN_PASSWORD=$ADMIN_PASSWORD" \
  -e "OPENWEBUI_EXPECTED_NONCE=$PROMPT_NONCE" \
  -e "OPENWEBUI_PROMPT=$PROMPT" \
  -e "OPENWEBUI_MODEL_ATTEMPTS=72" \
  -e "OPENWEBUI_MODEL_RETRY_MS=5000" \
  "$GW_NAME" \
  node /app/scripts/e2e/openwebui-probe.mjs >/tmp/openwebui-probe.log 2>&1; then
  cat /tmp/openwebui-probe.log 2>/dev/null || true
  echo "Open WebUI probe failed; gateway log tail:"
  docker_e2e_docker_cmd inspect "$GW_NAME" --format '{{json .State}}' 2>/dev/null || true
  docker_e2e_tail_container_file_if_running "$GW_NAME" /tmp/openwebui-gateway.log 200
  echo "Open WebUI container logs:"
  docker_e2e_docker_cmd logs "$OW_NAME" 2>&1 | tail -n 200 || true
  exit 1
fi

echo "OK"