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aiform_dev/docs/DATABASE_SCHEMA.md
AI Assistant 0978e485dc feat: Add claim plan confirmation flow via Redis SSE
Problem:
- After wizard form submission, need to wait for claim data from n8n
- Claim data comes via Redis channel claim:plan:{session_token}
- Need to display confirmation form with claim data

Solution:
1. Backend: Added SSE endpoint /api/v1/claim-plan/{session_token}
   - Subscribes to Redis channel claim:plan:{session_token}
   - Streams claim data from n8n to frontend
   - Handles timeouts and errors gracefully

2. Frontend: Added subscription to claim:plan channel
   - StepWizardPlan: After form submission, subscribes to SSE
   - Waits for claim_plan_ready event
   - Shows loading message while waiting
   - On success: saves claimPlanData and shows confirmation step

3. New component: StepClaimConfirmation
   - Displays claim confirmation form in iframe
   - Receives claimPlanData from parent
   - Generates HTML form (placeholder - should call n8n for real HTML)
   - Handles confirmation/cancellation via postMessage

4. ClaimForm: Added conditional step for confirmation
   - Shows StepClaimConfirmation when showClaimConfirmation=true
   - Step appears after StepWizardPlan
   - Only visible when claimPlanData is available

Flow:
1. User fills wizard form → submits
2. Form data sent to n8n via /api/v1/claims/wizard
3. Frontend subscribes to SSE /api/v1/claim-plan/{session_token}
4. n8n processes data → publishes to Redis claim:plan:{session_token}
5. Backend receives → streams to frontend via SSE
6. Frontend receives → shows StepClaimConfirmation
7. User confirms → proceeds to next step

Files:
- backend/app/api/events.py: Added stream_claim_plan endpoint
- frontend/src/components/form/StepWizardPlan.tsx: Added subscribeToClaimPlan
- frontend/src/components/form/StepClaimConfirmation.tsx: New component
- frontend/src/pages/ClaimForm.tsx: Added confirmation step to steps array
2025-11-24 13:36:14 +03:00

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# Схема базы данных clpr_*
## Основные таблицы
### 1. `clpr_users` - Основная таблица пользователей
```
id (integer, PK)
universal_id (uuid)
unified_id (varchar) ← КЛЮЧЕВОЕ ПОЛЕ для связи
phone (varchar)
created_at, updated_at
```
### 2. `clpr_user_accounts` - Связь пользователей с каналами
```
id (integer, PK)
user_id (integer) → FK на clpr_users.id
channel (text) - 'telegram', 'web_form'
channel_user_id (text) - ID в канале (telegram_id для telegram, phone для web_form)
```
**Связь:**
- `clpr_user_accounts.user_id``clpr_users.id`
- Уникальность: `(channel, channel_user_id)` - один пользователь может быть в нескольких каналах
### 3. `clpr_claims` - Заявки/черновики
```
id (uuid, PK)
session_token (varchar)
unified_id (varchar) ← СВЯЗЬ С clpr_users.unified_id (должен заполняться n8n!)
telegram_id (bigint)
channel (text) - 'telegram', 'web_form'
user_id (integer) - возможно FK на clpr_users.id
type_code (text)
status_code (text) - 'draft', 'in_work', etc.
policy_number (text)
payload (jsonb) - содержит phone, claim_id, wizard_plan, answers, documents_meta и т.д.
is_confirmed (boolean)
created_at, updated_at, expires_at
```
**Связь:**
- `clpr_claims.unified_id``clpr_users.unified_id` (логическая связь)
- `clpr_claims.user_id``clpr_users.id` (возможно, не всегда заполнено)
### 4. `clpr_users_tg` - Данные Telegram пользователей
```
telegram_id (bigint, PK)
unified_id (varchar) → clpr_users.unified_id
phone_number (varchar)
first_name_tg, last_name_tg, username, language_code, is_premium
first_name, last_name, middle_name, birth_date, etc.
```
### 5. `clpr_claim_documents` - Документы заявок
```
id (uuid, PK)
claim_id (varchar) → clpr_claims.id (логическая связь через payload->>'claim_id')
field_name (text)
file_id (text)
uploaded_at (timestamp)
file_name, original_file_name
```
### 6. `clpr_documents` - Хранилище документов
```
id (uuid, PK)
source (text)
content (text)
metadata (jsonb)
created_at
```
## Логика работы с черновиками для web_form
### Шаг 1: Проверка пользователя в CRM
- n8n вызывает `CreateWebContact` с phone
- Получает `contact_id` из CRM
### Шаг 2: Поиск/создание пользователя в PostgreSQL
SQL запрос (аналогично Telegram):
```sql
WITH existing AS (
SELECT u.id AS user_id, u.unified_id
FROM clpr_user_accounts ua
JOIN clpr_users u ON u.id = ua.user_id
WHERE ua.channel = 'web_form'
AND ua.channel_user_id = '{phone}'
LIMIT 1
),
create_user AS (
INSERT INTO clpr_users (unified_id, phone, created_at, updated_at)
SELECT 'usr_' || gen_random_uuid()::text, '{phone}', now(), now()
WHERE NOT EXISTS (SELECT 1 FROM existing)
RETURNING id AS user_id, unified_id
),
final_user AS (
SELECT * FROM existing
UNION ALL
SELECT * FROM create_user
),
create_account AS (
INSERT INTO clpr_user_accounts(user_id, channel, channel_user_id)
SELECT
(SELECT user_id FROM final_user),
'web_form',
'{phone}'
ON CONFLICT (channel, channel_user_id) DO NOTHING
)
SELECT unified_id FROM final_user LIMIT 1;
```
### Шаг 3: Создание/обновление заявки
- n8n создает/обновляет запись в `clpr_claims`
- **ВАЖНО:** заполняет `unified_id` из результата шага 2
- Сохраняет `phone` в `payload->>'phone'`
- `channel = 'web_form'`
- `status_code = 'draft'` для черновиков
### Шаг 4: Поиск черновиков
```sql
SELECT
c.id,
c.payload->>'claim_id' as claim_id,
c.session_token,
c.status_code,
c.payload,
c.created_at,
c.updated_at
FROM clpr_claims c
WHERE c.status_code = 'draft'
AND c.channel = 'web_form'
AND c.unified_id = '{unified_id}' -- ← ПОИСК ПО unified_id!
ORDER BY c.updated_at DESC
LIMIT 20;
```
## Проблема в текущей реализации
**Текущее состояние:**
- В `clpr_claims` поле `unified_id` **ПУСТОЕ** для всех черновиков web_form
- Поиск идет по `payload->>'phone'` или `session_token`, что не надежно
**Решение:**
- n8n должен заполнять `unified_id` при создании/обновлении заявки
- Backend должен искать черновики по `unified_id`, а не по phone/session_id
## Связи между таблицами
```
clpr_users (unified_id)
| (через unified_id)
|
clpr_claims (unified_id)
|
| (через user_id)
clpr_user_accounts (user_id → clpr_users.id)
|
| (channel='web_form', channel_user_id=phone)
clpr_claims (payload->>'phone')
```
## Для Telegram (для сравнения)
```
clpr_users (unified_id)
| (через unified_id)
|
clpr_users_tg (unified_id)
|
| (telegram_id)
clpr_user_accounts (channel='telegram', channel_user_id=telegram_id)
|
| (user_id)
clpr_users (id)
```