# tds-2/frontend architecture

> Architecture diagram of the GitHub repository tds-2/frontend, generated by GitDiagram from its file tree, README and a sample of source files (last updated 2026-06-24). It is an AI-made overview: check details against the source.

- Interactive diagram: https://gitdiagram.com/tds-2/frontend
- Repository: https://github.com/tds-2/frontend

## Overview

1. **High-level shape**
   - This is a single-page Angular frontend, generated with Angular CLI 21.x.
   - The repository contains only client-side code; the business data lives in an external backend API.
   - The app is centered on a single domain: **colaboradores** (employees/collaborators).

2. **Bootstrap and application shell**
   - `src/main.ts` boots the Angular app.
   - `src/app/app.config.ts` holds application-wide providers/configuration.
   - `src/app/app.ts`, `app.html`, and `app.css` define the top-level shell/layout.
   - `app.routes.ts` is the main navigation boundary: it wires the app’s screens together.

3. **Primary feature subsystem: colaborador management**
   - The feature area is split into focused components under `src/app/components/`.
   - `panel` is the central screen/container, likely the list or dashboard entry point for colaboradores.
   - `colaborador-detalle`, `colaborador-editar`, and `colaborador-eliminar` represent the three core CRUD-oriented interaction surfaces for viewing, editing, and removing a collaborator.

4. **Domain model boundary**
   - `src/app/models/colaborador.ts` defines the collaborator data shape used across components and services.
   - This model is the contract between the UI and the backend payloads, keeping the UI components from depending directly on raw API response shapes.

5. **Data access layer**
   - `src/app/services/colaborador.service.ts` is the only obvious service layer entry point.
   - It acts as the HTTP boundary between Angular components and the backend API.
   - The README specifies the backend endpoint as `https://localhost:7192/api/colaboradorapi`, so the frontend depends on a locally hosted HTTPS API during development.

6. **Request/data flow**
   - User interaction starts in a route/component, most likely `panel`.
   - Components call `ColaboradorService` for CRUD operations.
   - The service sends HTTP requests to the backend API.
   - Responses are mapped into `Colaborador` objects and rendered back through the detail/edit/delete components.
   - This creates a clear one-way flow: UI event → service → API → model → UI update.

7. **Routing and screen composition**
   - The app appears to use Angular’s standalone routing approach rather than a large module hierarchy.
   - `app.routes.ts` is the key architectural file for screen-level separation.
   - The route structure likely maps the panel and collaborator actions to dedicated views, keeping each operation isolated in its own component boundary.

8. **Testing boundaries**
   - Unit test files exist for `app` and `panel`, indicating component-level testing rather than full-system testing.
   - The README notes `ng test` uses Vitest, so the test stack is Angular + Vitest-based unit testing.
   - This suggests tests focus on component behavior and rendering, not backend integration.

9. **Build and runtime environment**
   - The app runs in the browser via Angular’s development server (`ng serve`) on `http://localhost:4200/`.
   - Production builds are produced with Angular CLI and emitted to `dist/`.
   - Tooling is standard Angular CLI, with TypeScript, npm, and Angular 21 as the core runtime/build stack.

10. **Static assets and presentation**
   - `src/styles.css` and per-component CSS files indicate styling is split between global and feature-local presentation.
   - `public/` holds static assets served directly.
   - The presence of separate HTML/CSS/TS files per component shows a conventional Angular component architecture with clear separation of view, behavior, and styling.

11. **System boundary summary**
   - The important architectural boundary is not internal microservices, but **frontend vs backend**.
   - Everything under `src/app/` is presentation, routing, and API orchestration.
   - The external backend API owns persistence and business data; the Angular app owns user interaction, state display, and form-driven CRUD flows.

12. **What to draw in an architecture diagram**
   - Draw the browser app as the central client.
   - Inside it, show: app shell/bootstrapping, routing, collaborator UI components, model layer, and service layer.
   - Draw an external backend API endpoint as the only server-side dependency.
   - Add the testing toolchain and Angular CLI build/dev server as supporting infrastructure around the app, not part of the runtime request path.

Main entry points: [`src/app/services/colaborador.service.ts`](https://github.com/tds-2/frontend/blob/main/src/app/services/colaborador.service.ts) (Service), [`src/app/app.routes.ts`](https://github.com/tds-2/frontend/blob/main/src/app/app.routes.ts) (Routes), [`src/app/models/colaborador.ts`](https://github.com/tds-2/frontend/blob/main/src/app/models/colaborador.ts) (Colaborador), [`src/app/app.ts`](https://github.com/tds-2/frontend/blob/main/src/app/app.ts) (App shell)

## Diagram (Mermaid)

```mermaid
flowchart TD

subgraph group_runtime["Runtime"]
  node_main["main.ts<br/>bootstrap<br/>[main.ts]"]
  node_appconfig["App config<br/>providers<br/>[app.config.ts]"]
  node_appshell["App shell<br/>[app.ts]"]
  node_approutes["Routes<br/>routing<br/>[app.routes.ts]"]
end

subgraph group_feature["Colaborador UI"]
  node_panel["Panel<br/>screen<br/>[panel.ts]"]
  node_detalle["Detalle<br/>view"]
  node_editar["Editar<br/>form"]
  node_eliminar["Eliminar<br/>action"]
end

subgraph group_data["Data Layer"]
  node_colaborador["Colaborador<br/>domain model<br/>[colaborador.ts]"]
  node_service["Service<br/>http client"]
  node_backend[("API backend<br/>external api")]
end

subgraph group_support["Support"]
  node_indexhtml["Index HTML<br/>host page<br/>[index.html]"]
  node_styles["Global styles<br/>presentation<br/>[styles.css]"]
  node_public["Public assets<br/>static assets"]
  node_build{{"Angular CLI<br/>build tool<br/>[angular.json]"}}
  node_tests["Vitest<br/>unit test<br/>[app.spec.ts]"]
end

node_main -->|"configures"| node_appconfig
node_main -->|"starts"| node_appshell
node_appshell -->|"hosts"| node_approutes
node_approutes -->|"routes to"| node_panel
node_approutes -->|"routes to"| node_detalle
node_approutes -->|"routes to"| node_editar
node_approutes -->|"routes to"| node_eliminar
node_panel -->|"uses"| node_service
node_detalle -->|"uses"| node_service
node_editar -->|"uses"| node_service
node_eliminar -->|"uses"| node_service
node_service -->|"calls"| node_backend
node_service -->|"maps to"| node_colaborador
node_panel -->|"renders"| node_colaborador
node_detalle -->|"renders"| node_colaborador
node_editar -->|"edits"| node_colaborador
node_eliminar -->|"targets"| node_colaborador
node_indexhtml -->|"hosts"| node_appshell
node_styles -->|"styles"| node_appshell
node_public -->|"serves"| node_indexhtml
node_build -->|"builds"| node_main
node_build -.->|"runs"| node_tests

click node_main "https://github.com/tds-2/frontend/blob/main/src/main.ts"
click node_appconfig "https://github.com/tds-2/frontend/blob/main/src/app/app.config.ts"
click node_appshell "https://github.com/tds-2/frontend/blob/main/src/app/app.ts"
click node_approutes "https://github.com/tds-2/frontend/blob/main/src/app/app.routes.ts"
click node_panel "https://github.com/tds-2/frontend/blob/main/src/app/components/panel/panel.ts"
click node_detalle "https://github.com/tds-2/frontend/blob/main/src/app/components/colaborador-detalle/colaborador-detalle.ts"
click node_editar "https://github.com/tds-2/frontend/blob/main/src/app/components/colaborador-editar/colaborador-editar.ts"
click node_eliminar "https://github.com/tds-2/frontend/blob/main/src/app/components/colaborador-eliminar/colaborador-eliminar.ts"
click node_colaborador "https://github.com/tds-2/frontend/blob/main/src/app/models/colaborador.ts"
click node_service "https://github.com/tds-2/frontend/blob/main/src/app/services/colaborador.service.ts"
click node_indexhtml "https://github.com/tds-2/frontend/blob/main/src/index.html"
click node_styles "https://github.com/tds-2/frontend/blob/main/src/styles.css"
click node_public "https://github.com/tds-2/frontend/tree/main/public"
click node_build "https://github.com/tds-2/frontend/blob/main/angular.json"
click node_tests "https://github.com/tds-2/frontend/blob/main/src/app/app.spec.ts"

classDef toneNeutral fill:#f8fafc,stroke:#334155,stroke-width:1.5px,color:#0f172a
classDef toneBlue fill:#dbeafe,stroke:#2563eb,stroke-width:1.5px,color:#172554
classDef toneAmber fill:#fef3c7,stroke:#d97706,stroke-width:1.5px,color:#78350f
classDef toneMint fill:#dcfce7,stroke:#16a34a,stroke-width:1.5px,color:#14532d
classDef toneRose fill:#ffe4e6,stroke:#e11d48,stroke-width:1.5px,color:#881337
classDef toneIndigo fill:#e0e7ff,stroke:#4f46e5,stroke-width:1.5px,color:#312e81
classDef toneTeal fill:#ccfbf1,stroke:#0f766e,stroke-width:1.5px,color:#134e4a
class node_main,node_appconfig,node_appshell,node_approutes toneBlue
class node_panel,node_detalle,node_editar,node_eliminar toneAmber
class node_colaborador,node_service,node_backend toneMint
class node_indexhtml,node_styles,node_public,node_build,node_tests toneRose
```

## Components

### Runtime

Browser app bootstrap, shell, and route composition.

- [main.ts](https://github.com/tds-2/frontend/blob/main/src/main.ts): bootstrap · Angular entrypoint that starts the app. · `src/main.ts`
- [App config](https://github.com/tds-2/frontend/blob/main/src/app/app.config.ts): providers · Application-wide providers and configuration. · `src/app/app.config.ts`
- [App shell](https://github.com/tds-2/frontend/blob/main/src/app/app.ts): shell · Top-level application layout and host view. · `src/app/app.ts`
- [Routes](https://github.com/tds-2/frontend/blob/main/src/app/app.routes.ts): routing · Primary screen and navigation boundary. · `src/app/app.routes.ts`

### Colaborador UI

Primary screen and CRUD interaction components.

- [Panel](https://github.com/tds-2/frontend/blob/main/src/app/components/panel/panel.ts): screen · Main colaborador entry screen and container. · `src/app/components/panel/panel.ts`
- [Detalle](https://github.com/tds-2/frontend/blob/main/src/app/components/colaborador-detalle/colaborador-detalle.ts): view · Collaborator detail view. · `src/app/components/colaborador-detalle/colaborador-detalle.ts`
- [Editar](https://github.com/tds-2/frontend/blob/main/src/app/components/colaborador-editar/colaborador-editar.ts): form · Collaborator edit view. · `src/app/components/colaborador-editar/colaborador-editar.ts`
- [Eliminar](https://github.com/tds-2/frontend/blob/main/src/app/components/colaborador-eliminar/colaborador-eliminar.ts): action · Collaborator removal confirmation/action view. · `src/app/components/colaborador-eliminar/colaborador-eliminar.ts`

### Data Layer

Shared domain model and API access boundary.

- [Colaborador](https://github.com/tds-2/frontend/blob/main/src/app/models/colaborador.ts): domain model · Shared collaborator data contract. · `src/app/models/colaborador.ts`
- [Service](https://github.com/tds-2/frontend/blob/main/src/app/services/colaborador.service.ts): http client · HTTP boundary for collaborator CRUD operations. · `src/app/services/colaborador.service.ts`
- **API backend**: external api · External HTTPS backend that owns collaborator data.

### Support

Build, dev server, tests, and static assets.

- [Index HTML](https://github.com/tds-2/frontend/blob/main/src/index.html): host page · Browser host page for the Angular app. · `src/index.html`
- [Global styles](https://github.com/tds-2/frontend/blob/main/src/styles.css): presentation · Application-wide CSS baseline. · `src/styles.css`
- [Public assets](https://github.com/tds-2/frontend/tree/main/public): static assets · Directly served static files. · `public`
- [Angular CLI](https://github.com/tds-2/frontend/blob/main/angular.json): build tool · Dev server and production build pipeline. · `angular.json`
- [Vitest](https://github.com/tds-2/frontend/blob/main/src/app/app.spec.ts): unit test · Component-level unit testing setup. · `src/app/app.spec.ts`

## Connections

- main.ts → App config: configures · Bootstraps the app with shared providers.
- main.ts → App shell: starts · Launches the root application shell.
- App shell → Routes: hosts · Shell renders routed screens.
- Routes → Panel: routes to · Primary navigation lands on the panel screen.
- Routes → Detalle: routes to · Opens collaborator detail view.
- Routes → Editar: routes to · Opens collaborator edit view.
- Routes → Eliminar: routes to · Opens collaborator delete view.
- Panel → Service: uses · Panel requests collaborator data and actions.
- Detalle → Service: uses · Detail view reads collaborator data through the service.
- Editar → Service: uses · Edit view submits updates through the service.
- Eliminar → Service: uses · Delete flow triggers service removal calls.
- Service → API backend: calls · Sends HTTP requests to the external API.
- Service → Colaborador: maps to · Transforms payloads into shared collaborator models.
- Panel → Colaborador: renders · Panel displays collaborator records.
- Detalle → Colaborador: renders · Detail view shows collaborator fields.
- Editar → Colaborador: edits · Form is bound to collaborator data.
- Eliminar → Colaborador: targets · Delete flow operates on a collaborator record.
- Index HTML → App shell: hosts · Browser host page contains the Angular app root.
- Global styles → App shell: styles · Global CSS affects the shell and child views.
- Public assets → Index HTML: serves · Static assets are available to the host page and app.
- Angular CLI → main.ts: builds · Angular CLI compiles and serves the app entrypoint.
- Angular CLI → Vitest: runs · CLI tooling supports the unit test workflow.