1 files changed, 100 insertions, 0 deletions
diff --git a/src/repl.js b/src/repl.js
new file mode 100644
index 00000000..2e61081e
--- /dev/null
+++ b/src/repl.js
@@ -0,0 +1,100 @@
+import * as path from 'path';
+import * as repl from 'repl';
+import { fileURLToPath } from 'url';
+
+import {
+    filterDuplicateDirectories,
+    filterReferenceErrors,
+    linkWikiDataArrays,
+    loadAndProcessDataDocuments,
+    sortWikiDataArrays,
+} from './data/yaml.js';
+
+import { logError, parseOptions } from './util/cli.js';
+import { showAggregate } from './util/sugar.js';
+
+const __dirname = path.dirname(fileURLToPath(import.meta.url));
+
+async function main() {
+    const miscOptions = await parseOptions(process.argv.slice(2), {
+        'data-path': {
+            type: 'value'
+        },
+
+        'show-traces': {
+            type: 'flag'
+        },
+    });
+
+    const dataPath = miscOptions['data-path'] || process.env.HSMUSIC_DATA;
+    const showAggregateTraces = miscOptions['show-traces'] ?? false;
+
+    if (!dataPath) {
+        logError`Expected --data-path option or HSMUSIC_DATA to be set`;
+        return;
+    }
+
+    const niceShowAggregate = (error, ...opts) => {
+        showAggregate(error, {
+            showTraces: showAggregateTraces,
+            pathToFile: f => path.relative(__dirname, f),
+            ...opts
+        });
+    };
+
+    console.log('HSMusic data REPL');
+
+    let wikiData;
+
+    {
+        const { aggregate, result } = await loadAndProcessDataDocuments({
+            dataPath,
+        });
+
+        wikiData = result;
+
+        try {
+            aggregate.close();
+            console.log('Loaded data without errors. (complete data)');
+        } catch (error) {
+            niceShowAggregate(error);
+            console.log('Loaded data with errors. (partial data)');
+        }
+    }
+
+    linkWikiDataArrays(wikiData);
+
+    try {
+        filterDuplicateDirectories(wikiData).close();
+        console.log('No duplicate directories found. (complete data)');
+    } catch (error) {
+        niceShowAggregate(error);
+        console.log('Duplicate directories found. (partial data)');
+    }
+
+    try {
+        filterReferenceErrors(wikiData).close();
+        console.log('No reference errors found. (complete data)');
+    } catch (error) {
+        niceShowAggegate(error);
+        console.log('Duplicate directories found. (partial data)');
+    }
+
+    sortWikiDataArrays(wikiData);
+
+    const replServer = repl.start();
+
+    Object.assign(
+        replServer.context,
+        wikiData,
+        {wikiData, WD: wikiData}
+    );
+}
+
+main().catch(error => {
+    if (error instanceof AggregateError) {
+        showAggregate(error)
+    } else {
+        console.error(error);
+    }
+});