90 lines
2.5 KiB
Markdown
90 lines
2.5 KiB
Markdown
# dailytrends
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## Changelog
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- Inicializamos proyecto:
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- Usando npm init, con la node@latest (v24.4.1)
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- [#1 PR : feat/project_structure ](https://github.com/aabril/dailytrends/pull/1)
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- Añadimos dependencias que voy a usar
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- Creo una estructura de directorio inicial
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- Añado un primer test (database.test.ts) para jest
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- [#2 PR : feat/database_and_feed_model ](https://github.com/aabril/dailytrends/pull/2)
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- Añadimos `moongose` a las dependencias
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- Añado un docker-compose con mongo local (luego lo ampliaré para esta propia app)
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- Modificar el docker para tenerlo multistage y reducir el tamaño de las imagenes de contenedores
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- añadir documentación de Docker, docker-compose
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- añadir documentación de las capas de abstracción de "Feed"
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- añadir tests para la conexión con la base de datos con Mocks (el mocking aqui a veces se complica)
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- añadir primeras definiciones de Feed, empezaremos de lowerst a higher abstraction: tipo -> modelo -> repo -> servicio -> controller
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## Feed layer abstractions
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From higher to lower:
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- Layer 1: HTTP/Controller (Highest Abstraction)
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- `FeedController.ts` : Handles HTTP requests/responses, API endpoints
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- Layer 2: Business Logic/Service
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- `FeedService.ts` : Implements business rules, validation, orchestration
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- Layer 3: Data Access/Repository
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- `FeedRepository.ts` : Abstracts database operations, CRUD methods
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- Layer 4: Data Model/Schema
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- `Feed.ts` : Mongoose schema, database validations, indexes
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- Layer 5: Type Definitions (Lowest Abstraction)
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- `Feed.ts` : TypeScript interfaces, enums, DTOs
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- `config.ts` : Configuration settings
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## Dockerfile simple to multistage
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I rebuild the Dockerfile to be multistage, since the image was heavy because all the node_modules dependencies.
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The size of the image has been reduced from 717Mb to 376.
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dailytrends-app-legacy latest 96a2dfe15361 3 minutes ago 717MB
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dailytrends-app-light latest 7436142e1301 3 seconds ago 376MB
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###### legacy
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```Dockerfile
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FROM node:24-slim
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WORKDIR /app
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COPY package*.json ./
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RUN npm install
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COPY . .
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RUN npm run build
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EXPOSE 3000
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CMD ["node", "dist/index.js"]
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```
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###### light
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```Dockerfile
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FROM node:24-slim AS builder
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WORKDIR /app
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COPY package*.json ./
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RUN npm install
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COPY . .
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RUN npm run build
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FROM node:24-slim AS production
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WORKDIR /app
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COPY package*.json ./
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RUN npm install --production
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COPY --from=builder /app/dist ./dist
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EXPOSE 3000
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CMD ["node", "dist/index.js"]
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```
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