Create CLI scaffolding

src/cli/config.ts

@@ -0,0 +1,8 @@
+import fs from "fs";
+import yaml from "yaml";
+import { Config } from "@/types/config";
+
+export function loadConfig(file: string): Config {
+  const text = fs.readFileSync(file, 'utf-8');
+  return yaml.parse(text) as Config;
+}

src/cli/index.ts

@@ -0,0 +1,45 @@
+import { program } from "commander";
+import { CLIOptions } from "@/types/cli";
+import { loadConfig } from "./config";
+import { loadTransactions } from "@/runner";
+
+export function run(...args: string[]) {
+  program
+    .name("actual-importer")
+    .version("0.0.1")
+    .requiredOption("-c, --config <file>", "sets the path to the YAML file with configuration")    
+    .option("-p, --profile <name>", "sets the desired profile to invoke")    
+    .option("-x, --set <arg>", "overrides the config option for this specific run (arg: <key>=<name>, i.e. profiles.myprofile.parser=pl.ing", (v: string, prev: string[]) => prev.concat([v]), [])  
+    .argument('<csv-file>', 'CSV file to be imported')
+    .action(handle)
+    .parse(args);
+}
+
+function handle(file: string, options: CLIOptions) {
+  const config = loadConfig(options.config);
+
+  for (const override of options.set) {    
+    const [path, value] = override.split("=");
+
+    const segments = path.trim().split(".")
+ 
+    let current: any = config;
+    segments.map(s => s.trim()).forEach((segment: string, idx) => {
+      if(!current[segment]) {
+        current[segment] = {};
+      }
+
+      if(idx === segments.length - 1) {
+        current[segment] = JSON.parse(value.trim());
+      }
+
+      current = current[segment];
+    });
+  }
+
+  if (Object.keys(config?.profiles ?? {}).length === 0) {
+    throw new Error(`No profiles defined in the ${options.config}`);
+  }
+
+  loadTransactions(file, options.profile ?? config.defaultProfile ?? Object.keys(config.profiles)[0], config);
+}

src/index.ts

@@ -1,3 +1,3 @@
-#!/usr/bin/env node
+import { run } from "./cli";
 
-console.log("Hello, world!");
+run(...process.argv);

src/types/cli.ts

@@ -0,0 +1,5 @@
+export type CLIOptions = {
+  config: string;  
+  profile?: string;
+  set: string[];
+};

src/types/config.ts

@@ -8,5 +8,6 @@ export type ParserConfig = {
 };
 
 export type Config = {
+  defaultProfile?: string;
   profiles: Record<string, ProfileConfig>;
 };