added parameter store checkout script

src/commands/aws/parameterstore/parameterstore.ts

@@ -0,0 +1,64 @@
+import { GluegunMenuToolbox } from '@lenne.tech/gluegun-menu'
+import chalk = require('chalk');
+import { defaultMenuSettings } from '../../../globals';
+const { AutoComplete } = require('enquirer');
+
+const sleep = (milliseconds) => {
+  return new Promise(resolve => setTimeout(resolve, milliseconds))
+}
+
+module.exports = {
+  name: 'parameterstore',
+  alias: ['ps'],
+  description: 'Parameter store functions (ps)',
+  hidden: false,
+  run: async (toolbox: GluegunMenuToolbox) => {
+    
+    const { system, strings, print, filesystem } = toolbox;
+
+    // Check for cache in /tmp folder
+    const cache = filesystem.read('/tmp/.pwcli_parametercache');
+    const cacheValues = !cache ? [] : JSON.parse(cache);
+    const valueNames = [...cacheValues];
+    
+    let nextToken = '';
+    if (valueNames.length === 0) {
+      const spinner = print.spin(`Downloading parameter names (${chalk.red('0')})`);
+      while (nextToken !== null) {
+        const values = JSON.parse(
+          strings.trim(
+            await system.run(`aws ssm describe-parameters --output json --max-items 50 ${(nextToken !== '') ? `--starting-token ${nextToken}` : ''}`)));
+        
+        await sleep(500);
+        valueNames.push(...values.Parameters.map(({Name}) => { return Name; }));
+        nextToken = values.NextToken || null;
+        spinner.text = `Downloading parameter names (${chalk.red(valueNames.length)})`
+      }
+      
+      spinner.text = 'Saving parameter names to /tmp/.pwcli_parametercache';
+  
+      filesystem.file('/tmp/.pwcli_parametercache', {mode: '600', content: JSON.stringify(valueNames)});
+      await sleep(2000);
+
+      spinner.stop();
+    }
+
+    const prompt = new AutoComplete({
+      name: 'parameterNames',
+      message: 'Choose a parameter',
+      limit: 30,
+      initial: valueNames.length - 1,
+      choices: valueNames
+    });
+
+    const parameterName = await prompt.run();
+    console.log(`parameterName`, parameterName);
+
+    const parameterValue = JSON.parse(strings.trim(await system.run(`aws ssm get-parameter --name ${parameterName}`)));
+    print.success(`${chalk.green(parameterName)} value is [${chalk.yellow(parameterValue.Parameter.Value)}]`);
+
+    if (toolbox.fromMenu()) {
+      await toolbox.menu.showMenu('aws', defaultMenuSettings);
+    }
+  }
+}