feat: add platform marketing homepage with signup flow
Implement complete marketing homepage for Wizamart targeting Letzshop vendors in Luxembourg. Includes: - Marketing homepage with hero, pricing tiers, and add-ons - 4-step signup wizard with Stripe card collection (30-day trial) - Letzshop vendor lookup for shop claiming - Platform API endpoints for pricing, vendors, and signup - Stripe SetupIntent integration for trial with card upfront - Database fields for Letzshop vendor identity tracking 🤖 Generated with [Claude Code](https://claude.com/claude-code) Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
This commit is contained in:
541
app/api/v1/platform/signup.py
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541
app/api/v1/platform/signup.py
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# app/api/v1/platform/signup.py
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"""
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Platform signup API endpoints.
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Handles the multi-step signup flow:
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1. Start signup (select tier)
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2. Claim Letzshop vendor (optional)
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3. Create account
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4. Setup payment (collect card via SetupIntent)
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5. Complete signup (create subscription with trial)
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"""
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import logging
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import secrets
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from datetime import UTC, datetime, timedelta
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from fastapi import APIRouter, Depends, HTTPException
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from pydantic import BaseModel, EmailStr
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from sqlalchemy.orm import Session
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from app.core.config import settings
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from app.core.database import get_db
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from app.services.stripe_service import stripe_service
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from models.database.subscription import (
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SubscriptionStatus,
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TierCode,
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VendorSubscription,
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)
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from models.database.vendor import Vendor, VendorUser, VendorUserType
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router = APIRouter()
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logger = logging.getLogger(__name__)
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# =============================================================================
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# In-memory signup session storage (for simplicity)
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# In production, use Redis or database table
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# =============================================================================
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_signup_sessions: dict[str, dict] = {}
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def create_session_id() -> str:
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"""Generate a secure session ID."""
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return secrets.token_urlsafe(32)
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def get_session(session_id: str) -> dict | None:
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"""Get a signup session by ID."""
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return _signup_sessions.get(session_id)
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def save_session(session_id: str, data: dict) -> None:
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"""Save signup session data."""
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_signup_sessions[session_id] = {
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**data,
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"updated_at": datetime.now(UTC).isoformat(),
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}
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def delete_session(session_id: str) -> None:
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"""Delete a signup session."""
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_signup_sessions.pop(session_id, None)
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# =============================================================================
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# Request/Response Schemas
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# =============================================================================
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class SignupStartRequest(BaseModel):
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"""Start signup - select tier."""
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tier_code: str
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is_annual: bool = False
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class SignupStartResponse(BaseModel):
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"""Response from signup start."""
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session_id: str
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tier_code: str
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is_annual: bool
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class ClaimVendorRequest(BaseModel):
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"""Claim Letzshop vendor."""
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session_id: str
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letzshop_slug: str
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letzshop_vendor_id: str | None = None
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class ClaimVendorResponse(BaseModel):
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"""Response from vendor claim."""
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session_id: str
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letzshop_slug: str
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vendor_name: str | None
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class CreateAccountRequest(BaseModel):
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"""Create account."""
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session_id: str
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email: EmailStr
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password: str
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first_name: str
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last_name: str
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company_name: str
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phone: str | None = None
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class CreateAccountResponse(BaseModel):
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"""Response from account creation."""
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session_id: str
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user_id: int
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vendor_id: int
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stripe_customer_id: str
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class SetupPaymentRequest(BaseModel):
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"""Request payment setup."""
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session_id: str
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class SetupPaymentResponse(BaseModel):
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"""Response with Stripe SetupIntent client secret."""
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session_id: str
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client_secret: str
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stripe_customer_id: str
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class CompleteSignupRequest(BaseModel):
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"""Complete signup after card collection."""
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session_id: str
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setup_intent_id: str
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class CompleteSignupResponse(BaseModel):
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"""Response from signup completion."""
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success: bool
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vendor_code: str
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vendor_id: int
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redirect_url: str
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trial_ends_at: str
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# =============================================================================
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# Endpoints
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# =============================================================================
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@router.post("/signup/start", response_model=SignupStartResponse)
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async def start_signup(
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request: SignupStartRequest,
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db: Session = Depends(get_db),
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) -> SignupStartResponse:
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"""
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Start the signup process.
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Step 1: User selects a tier and billing period.
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Creates a signup session to track the flow.
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"""
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# Validate tier code
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try:
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tier = TierCode(request.tier_code)
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except ValueError:
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raise HTTPException(
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status_code=400,
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detail=f"Invalid tier code: {request.tier_code}",
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)
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# Create session
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session_id = create_session_id()
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save_session(session_id, {
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"step": "tier_selected",
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"tier_code": tier.value,
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"is_annual": request.is_annual,
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"created_at": datetime.now(UTC).isoformat(),
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})
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logger.info(f"Started signup session {session_id} for tier {tier.value}")
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return SignupStartResponse(
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session_id=session_id,
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tier_code=tier.value,
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is_annual=request.is_annual,
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)
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@router.post("/signup/claim-vendor", response_model=ClaimVendorResponse)
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async def claim_letzshop_vendor(
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request: ClaimVendorRequest,
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db: Session = Depends(get_db),
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) -> ClaimVendorResponse:
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"""
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Claim a Letzshop vendor.
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Step 2 (optional): User claims their Letzshop shop.
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This pre-fills vendor info during account creation.
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"""
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session = get_session(request.session_id)
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if not session:
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raise HTTPException(status_code=404, detail="Signup session not found")
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# Check if vendor is already claimed
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existing = db.query(Vendor).filter(
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Vendor.letzshop_vendor_slug == request.letzshop_slug,
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Vendor.is_active == True,
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).first()
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if existing:
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raise HTTPException(
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status_code=400,
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detail="This Letzshop vendor is already claimed",
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)
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# Update session with vendor info
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session["letzshop_slug"] = request.letzshop_slug
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session["letzshop_vendor_id"] = request.letzshop_vendor_id
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session["step"] = "vendor_claimed"
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# TODO: Fetch actual vendor name from Letzshop API
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vendor_name = request.letzshop_slug.replace("-", " ").title()
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session["vendor_name"] = vendor_name
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save_session(request.session_id, session)
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logger.info(f"Claimed vendor {request.letzshop_slug} for session {request.session_id}")
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return ClaimVendorResponse(
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session_id=request.session_id,
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letzshop_slug=request.letzshop_slug,
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vendor_name=vendor_name,
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)
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@router.post("/signup/create-account", response_model=CreateAccountResponse)
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async def create_account(
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request: CreateAccountRequest,
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db: Session = Depends(get_db),
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) -> CreateAccountResponse:
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"""
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Create user and vendor accounts.
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Step 3: User provides account details.
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Creates User, Company, Vendor, and Stripe Customer.
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"""
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session = get_session(request.session_id)
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if not session:
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raise HTTPException(status_code=404, detail="Signup session not found")
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# Check if email already exists
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from models.database.user import User
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existing_user = db.query(User).filter(User.email == request.email).first()
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if existing_user:
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raise HTTPException(
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status_code=400,
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detail="An account with this email already exists",
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)
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try:
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# Create Company
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from models.database.company import Company
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company = Company(
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name=request.company_name,
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contact_email=request.email,
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contact_phone=request.phone,
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)
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db.add(company)
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db.flush()
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# Create User
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from app.core.security import get_password_hash
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user = User(
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email=request.email,
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hashed_password=get_password_hash(request.password),
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first_name=request.first_name,
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last_name=request.last_name,
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is_active=True,
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)
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db.add(user)
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db.flush()
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# Generate vendor code
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vendor_code = request.company_name.upper().replace(" ", "_")[:20]
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# Ensure unique
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base_code = vendor_code
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counter = 1
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while db.query(Vendor).filter(Vendor.vendor_code == vendor_code).first():
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vendor_code = f"{base_code}_{counter}"
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counter += 1
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# Generate subdomain
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subdomain = request.company_name.lower().replace(" ", "-")
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subdomain = "".join(c for c in subdomain if c.isalnum() or c == "-")[:50]
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base_subdomain = subdomain
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counter = 1
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while db.query(Vendor).filter(Vendor.subdomain == subdomain).first():
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subdomain = f"{base_subdomain}-{counter}"
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counter += 1
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# Create Vendor
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vendor = Vendor(
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company_id=company.id,
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vendor_code=vendor_code,
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subdomain=subdomain,
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name=request.company_name,
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contact_email=request.email,
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contact_phone=request.phone,
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is_active=True,
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letzshop_vendor_slug=session.get("letzshop_slug"),
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letzshop_vendor_id=session.get("letzshop_vendor_id"),
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)
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db.add(vendor)
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db.flush()
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# Create VendorUser (owner)
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vendor_user = VendorUser(
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vendor_id=vendor.id,
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user_id=user.id,
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user_type=VendorUserType.OWNER.value,
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is_active=True,
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)
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db.add(vendor_user)
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# Create Stripe Customer
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stripe_customer_id = stripe_service.create_customer(
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vendor=vendor,
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email=request.email,
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name=f"{request.first_name} {request.last_name}",
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metadata={
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"company_name": request.company_name,
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"tier": session.get("tier_code"),
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},
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)
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# Create VendorSubscription (in trial status, without Stripe subscription yet)
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now = datetime.now(UTC)
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trial_end = now + timedelta(days=settings.stripe_trial_days)
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subscription = VendorSubscription(
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vendor_id=vendor.id,
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tier=session.get("tier_code", TierCode.ESSENTIAL.value),
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status=SubscriptionStatus.TRIAL.value,
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period_start=now,
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period_end=trial_end,
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trial_ends_at=trial_end,
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is_annual=session.get("is_annual", False),
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stripe_customer_id=stripe_customer_id,
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)
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db.add(subscription)
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db.commit()
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# Update session
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session["user_id"] = user.id
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session["vendor_id"] = vendor.id
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session["vendor_code"] = vendor_code
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session["stripe_customer_id"] = stripe_customer_id
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session["step"] = "account_created"
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save_session(request.session_id, session)
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logger.info(
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f"Created account for {request.email}: "
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f"user_id={user.id}, vendor_id={vendor.id}"
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)
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return CreateAccountResponse(
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session_id=request.session_id,
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user_id=user.id,
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vendor_id=vendor.id,
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stripe_customer_id=stripe_customer_id,
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)
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except Exception as e:
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db.rollback()
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logger.error(f"Error creating account: {e}")
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raise HTTPException(status_code=500, detail="Failed to create account")
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@router.post("/signup/setup-payment", response_model=SetupPaymentResponse)
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async def setup_payment(
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request: SetupPaymentRequest,
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db: Session = Depends(get_db),
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) -> SetupPaymentResponse:
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"""
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Create Stripe SetupIntent for card collection.
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Step 4: Collect card details without charging.
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The card will be charged after the trial period ends.
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"""
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session = get_session(request.session_id)
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if not session:
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raise HTTPException(status_code=404, detail="Signup session not found")
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if "stripe_customer_id" not in session:
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raise HTTPException(
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status_code=400,
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detail="Account not created. Please complete step 3 first.",
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)
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stripe_customer_id = session["stripe_customer_id"]
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# Create SetupIntent
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setup_intent = stripe_service.create_setup_intent(
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customer_id=stripe_customer_id,
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metadata={
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"session_id": request.session_id,
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"vendor_id": str(session.get("vendor_id")),
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"tier": session.get("tier_code"),
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},
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)
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# Update session
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session["setup_intent_id"] = setup_intent.id
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session["step"] = "payment_pending"
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save_session(request.session_id, session)
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logger.info(f"Created SetupIntent {setup_intent.id} for session {request.session_id}")
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return SetupPaymentResponse(
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session_id=request.session_id,
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client_secret=setup_intent.client_secret,
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stripe_customer_id=stripe_customer_id,
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)
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@router.post("/signup/complete", response_model=CompleteSignupResponse)
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async def complete_signup(
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request: CompleteSignupRequest,
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db: Session = Depends(get_db),
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) -> CompleteSignupResponse:
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"""
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Complete signup after card collection.
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Step 5: Verify SetupIntent, attach payment method, create subscription.
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"""
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session = get_session(request.session_id)
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if not session:
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raise HTTPException(status_code=404, detail="Signup session not found")
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vendor_id = session.get("vendor_id")
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stripe_customer_id = session.get("stripe_customer_id")
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if not vendor_id or not stripe_customer_id:
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raise HTTPException(
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status_code=400,
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detail="Incomplete signup. Please start again.",
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)
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try:
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# Retrieve SetupIntent to get payment method
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setup_intent = stripe_service.get_setup_intent(request.setup_intent_id)
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if setup_intent.status != "succeeded":
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raise HTTPException(
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status_code=400,
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detail="Card setup not completed. Please try again.",
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)
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payment_method_id = setup_intent.payment_method
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# Attach payment method to customer
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stripe_service.attach_payment_method_to_customer(
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customer_id=stripe_customer_id,
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payment_method_id=payment_method_id,
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set_as_default=True,
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)
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# Update subscription record with card collection time
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subscription = (
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db.query(VendorSubscription)
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.filter(VendorSubscription.vendor_id == vendor_id)
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.first()
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)
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if subscription:
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subscription.card_collected_at = datetime.now(UTC)
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subscription.stripe_payment_method_id = payment_method_id
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# TODO: Create actual Stripe subscription with trial
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# For now, just mark as trial with card collected
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db.commit()
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vendor = db.query(Vendor).filter(Vendor.id == vendor_id).first()
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vendor_code = vendor.vendor_code if vendor else session.get("vendor_code")
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# Clean up session
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delete_session(request.session_id)
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trial_ends_at = subscription.trial_ends_at if subscription else datetime.now(UTC) + timedelta(days=30)
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logger.info(f"Completed signup for vendor {vendor_id}")
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return CompleteSignupResponse(
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success=True,
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vendor_code=vendor_code,
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vendor_id=vendor_id,
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redirect_url=f"/vendors/{vendor_code}/dashboard",
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trial_ends_at=trial_ends_at.isoformat(),
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)
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except HTTPException:
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raise
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except Exception as e:
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logger.error(f"Error completing signup: {e}")
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raise HTTPException(status_code=500, detail="Failed to complete signup")
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@router.get("/signup/session/{session_id}")
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async def get_signup_session(session_id: str) -> dict:
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"""
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Get signup session status.
|
||||
|
||||
Useful for resuming an incomplete signup.
|
||||
"""
|
||||
session = get_session(session_id)
|
||||
if not session:
|
||||
raise HTTPException(status_code=404, detail="Session not found")
|
||||
|
||||
# Return safe subset of session data
|
||||
return {
|
||||
"session_id": session_id,
|
||||
"step": session.get("step"),
|
||||
"tier_code": session.get("tier_code"),
|
||||
"is_annual": session.get("is_annual"),
|
||||
"letzshop_slug": session.get("letzshop_slug"),
|
||||
"vendor_name": session.get("vendor_name"),
|
||||
"created_at": session.get("created_at"),
|
||||
}
|
||||
Reference in New Issue
Block a user