1 files changed, 44 insertions, 0 deletions
diff --git a/desktop/companion/ListFile.js b/desktop/companion/ListFile.js
new file mode 100644
index 0000000..d074c80
--- /dev/null
+++ b/desktop/companion/ListFile.js
@@ -0,0 +1,44 @@
+// Copyright (C) 2026 Danilo M. <danix@danix.xyz>
+//
+// This program is free software; you can redistribute it and/or modify
+// it under the terms of the GNU General Public License version 2 as
+// published by the Free Software Foundation.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// GNU General Public License for more details.
+
+.pragma library
+
+// The wallpapers the companion blushes at, as a plain text file: one
+// absolute path per line, blank lines and lines starting with # skipped.
+// Pure, so test_mood.js drives it; Admired.qml reads and writes the file.
+
+function parse(text) {
+    const out = [];
+    for (const l of text.split("\n")) {
+        const p = l.trim();
+        if (p !== "" && p[0] !== "#") out.push(p);
+    }
+    return out;
+}
+
+// text with path's line removed if it is listed, else appended. Comments
+// and every other line stay as they are.
+function toggle(text, path) {
+    const lines = text === "" ? [] : text.replace(/\n$/, "").split("\n");
+    const kept = lines.filter(l => l.trim() !== path);
+    if (kept.length === lines.length) kept.push(path);
+    return kept.length ? kept.join("\n") + "\n" : "";
+}
+
+// wallp.conf's OUTPUT_H and OUTPUT_V, as { connector: "H" | "V" }. An exec
+// loop, because QML's engine has no String.matchAll.
+function outputs(conf) {
+    const out = {};
+    const re = /^\s*OUTPUT_([HV])\s*=\s*(\S+)/gm;
+    let m;
+    while ((m = re.exec(conf)) !== null) out[m[2]] = m[1];
+    return out;
+}