62 lines
2.3 KiB
Markdown
62 lines
2.3 KiB
Markdown
# C4 Architecture Document - Level 3: Component Diagram (Landing Page)
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Detailed breakdown of the logical components within the **Sales Landing App** and **BFF Service**.
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## 1. Frontend Components (Sales Landing App)
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### 1.1. Modules
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- **Auth Module**: Login form, Token handling.
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- **Customer Module**: Input form, Camera/Upload Component for OCR.
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- **Product Module**: Product selection interface (Card selection for UVL-IC/UVL-EL).
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- **Illustration Module**: PDF display (PDF Viewer) and download/Submit buttons.
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### 1.2. Shared
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- **UI Kit**: Button, Input, Modal (matching the Design System).
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- **API Client**: Axios wrapper for calling the BFF.
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## 2. Backend Components (BFF Service)
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### 2.1. Controllers
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- **AuthController**: Authentication via Auth API.
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- **OCRController**: Proxies images to the OCR Service.
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- **IllustrationController**: Aggregates data -> Calls PDF Engine -> Returns URL/File.
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- **SubmissionController**: Submits final data to the Core system.
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### 2.2. Services
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- **ClientService**: Saves/Retrieves customer information from the Database.
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## 3. Component Diagram
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```mermaid
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C4Component
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title Component Diagram - Landing Page System
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Container_Boundary(frontend, "Sales Landing App") {
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Component(c_auth, "Auth Module", "React", "Login Screen")
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Component(c_cust, "Customer Module", "React", "Form & OCR Upload")
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Component(c_pdf, "Illustration Module", "React", "PDF View & Submit")
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}
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Container_Boundary(backend, "BFF Service") {
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Component(ctl_ocr, "OCR Controller", "Node.js", "Handle Upload & Proxy")
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Component(ctl_ill, "Illustration Controller", "Node.js", "Coordinate PDF Gen")
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Component(svc_client, "Client Service", "Node.js", "Manage Client Data DB")
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}
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ContainerDb(db, "PostgreSQL", "Database", "Store Drafts")
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System_Ext(ocr_ext, "External OCR", "Service")
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System_Ext(pdf_ext, "External PDF Gen", "Service")
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Rel(c_auth, ctl_ocr, "Authenticated Req")
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Rel(c_cust, ctl_ocr, "Upload Image")
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Rel(c_cust, ctl_ill, "Request PDF")
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Rel(ctl_ocr, ocr_ext, "Proxy")
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Rel(ctl_ill, pdf_ext, "Proxy")
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Rel(ctl_ill, svc_client, "Save Info")
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Rel(svc_client, db, "Persist")
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```
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---
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*Authored by: Agent mbl-landing-page-architecture*
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