feat: database

models/Link.js

@@ -0,0 +1,66 @@
+const { DataTypes } = require('sequelize');
+const { v4: uuidv4 } = require('uuid');
+
+module.exports = (sequelize) => {
+  const Link = sequelize.define('Link', {
+    id: {
+      type: DataTypes.UUID,
+      defaultValue: DataTypes.UUIDV4,
+      primaryKey: true
+    },
+    url: {
+      type: DataTypes.TEXT,
+      allowNull: false,
+      unique: true,
+      validate: {
+        isUrl: true
+      }
+    },
+    title: {
+      type: DataTypes.TEXT,
+      allowNull: true
+    },
+    description: {
+      type: DataTypes.TEXT,
+      allowNull: true
+    },
+    image: {
+      type: DataTypes.TEXT,
+      allowNull: true
+    },
+    created_at: {
+      type: DataTypes.DATE,
+      defaultValue: DataTypes.NOW,
+      allowNull: false
+    },
+    created_by: {
+      type: DataTypes.TEXT,
+      allowNull: true
+    },
+    modified_at: {
+      type: DataTypes.DATE,
+      allowNull: true
+    },
+    modified_by: {
+      type: DataTypes.TEXT,
+      allowNull: true
+    },
+    archived: {
+      type: DataTypes.BOOLEAN,
+      defaultValue: false,
+      allowNull: false
+    }
+  }, {
+    tableName: 'links',
+    timestamps: false, // We're using created_at and modified_at manually
+    underscored: true
+  });
+
+  // Hook to set modified_at before update
+  Link.beforeUpdate((link) => {
+    link.modified_at = new Date();
+  });
+
+  return Link;
+};
+

models/LinkList.js

@@ -0,0 +1,33 @@
+const { DataTypes } = require('sequelize');
+
+module.exports = (sequelize) => {
+  const LinkList = sequelize.define('LinkList', {
+    link_id: {
+      type: DataTypes.UUID,
+      primaryKey: true,
+      references: {
+        model: 'links',
+        key: 'id'
+      },
+      onDelete: 'CASCADE',
+      onUpdate: 'CASCADE'
+    },
+    list_id: {
+      type: DataTypes.UUID,
+      primaryKey: true,
+      references: {
+        model: 'lists',
+        key: 'id'
+      },
+      onDelete: 'CASCADE',
+      onUpdate: 'CASCADE'
+    }
+  }, {
+    tableName: 'link_lists',
+    timestamps: false, // No timestamps on junction table
+    underscored: true
+  });
+
+  return LinkList;
+};
+

models/List.js

@@ -0,0 +1,53 @@
+const { DataTypes } = require('sequelize');
+const { v4: uuidv4 } = require('uuid');
+
+module.exports = (sequelize) => {
+  const List = sequelize.define('List', {
+    id: {
+      type: DataTypes.UUID,
+      defaultValue: DataTypes.UUIDV4,
+      primaryKey: true
+    },
+    name: {
+      type: DataTypes.TEXT,
+      allowNull: false,
+      validate: {
+        notEmpty: true
+      }
+    },
+    created_at: {
+      type: DataTypes.DATE,
+      defaultValue: DataTypes.NOW,
+      allowNull: false
+    },
+    created_by: {
+      type: DataTypes.TEXT,
+      allowNull: true
+    },
+    modified_at: {
+      type: DataTypes.DATE,
+      allowNull: true
+    },
+    modified_by: {
+      type: DataTypes.TEXT,
+      allowNull: true
+    },
+    public: {
+      type: DataTypes.BOOLEAN,
+      defaultValue: false,
+      allowNull: false
+    }
+  }, {
+    tableName: 'lists',
+    timestamps: false, // We're using created_at and modified_at manually
+    underscored: true
+  });
+
+  // Hook to set modified_at before update
+  List.beforeUpdate((list) => {
+    list.modified_at = new Date();
+  });
+
+  return List;
+};
+

models/index.js

@@ -0,0 +1,73 @@
+const { Sequelize } = require('sequelize');
+const Link = require('./Link');
+const List = require('./List');
+const LinkList = require('./LinkList');
+
+// Database connection configuration
+const getDatabaseConfig = () => {
+  // Support DATABASE_URL or individual connection parameters
+  if (process.env.DATABASE_URL) {
+    return {
+      url: process.env.DATABASE_URL,
+      dialect: 'postgres',
+      dialectOptions: {
+        ssl: process.env.DATABASE_SSL === 'true' ? {
+          require: true,
+          rejectUnauthorized: false
+        } : false
+      }
+    };
+  }
+
+  return {
+    host: process.env.DB_HOST || 'localhost',
+    port: process.env.DB_PORT || 5432,
+    database: process.env.DB_NAME || 'linkding',
+    username: process.env.DB_USER || 'postgres',
+    password: process.env.DB_PASSWORD || 'postgres',
+    dialect: 'postgres',
+    logging: process.env.NODE_ENV === 'development' ? console.log : false
+  };
+};
+
+// Initialize Sequelize
+const config = getDatabaseConfig();
+const sequelize = config.url
+  ? new Sequelize(config.url, {
+      dialect: 'postgres',
+      dialectOptions: config.dialectOptions,
+      logging: config.logging
+    })
+  : new Sequelize(config.database, config.username, config.password, {
+      host: config.host,
+      port: config.port,
+      dialect: config.dialect,
+      logging: config.logging
+    });
+
+// Initialize models
+const db = {
+  sequelize,
+  Sequelize,
+  Link: Link(sequelize),
+  List: List(sequelize),
+  LinkList: LinkList(sequelize)
+};
+
+// Set up associations
+db.Link.belongsToMany(db.List, {
+  through: db.LinkList,
+  foreignKey: 'link_id',
+  otherKey: 'list_id',
+  as: 'lists'
+});
+
+db.List.belongsToMany(db.Link, {
+  through: db.LinkList,
+  foreignKey: 'list_id',
+  otherKey: 'link_id',
+  as: 'links'
+});
+
+module.exports = db;
+