fix lint

src/database-controller/README.md

@@ -5,4 +5,4 @@
 **Environment:** Node.js 8.17.0, use `yarn install` to install all dependencies under `src/` or `sdk/`. To set environmental variables, create a `.env` file under `src`.
 
 
-**Lint:** Use `npm install standard --global` to isntall Standard.js globally. Then run `npm run lint` under `src/` or `sdk/`.
+**Lint:** Run `npm run lintfix` under `src/` or `sdk/`.

src/database-controller/sdk/.eslintignore

@@ -0,0 +1,7 @@
+# ESLint always ignores files in /node_modules/* and /bower_components/*.
+/build/**
+/deploy/**
+/dist/**
+/coverage/**
+/docs/**
+!.eslintrc.js

src/database-controller/sdk/.eslintrc.js

@@ -0,0 +1,36 @@
+module.exports = {
+  plugins: ['eslint-plugin-prettier'],
+  env: {
+    browser: false,
+    es6: true,
+    node: true,
+    jquery: true,
+  },
+  extends: ['standard', 'plugin:prettier/recommended', 'prettier'],
+  parserOptions: {
+    sourceType: 'module',
+    ecmaFeatures: {
+      jsx: true,
+    },
+  },
+  globals: {
+    cookies: 'readonly',
+  },
+  settings: {
+    react: {
+      version: 'detect',
+    },
+  },
+  rules: {
+    'prettier/prettier': ['error'],
+    'max-len': [
+      'error',
+      {
+        code: 120,
+        ignoreComments: true,
+        ignoreStrings: true,
+        ignoreTemplateLiterals: true,
+      },
+    ],
+  },
+};