From 7c39cce563378f812414d0bc3b4193d6612c27d2 Mon Sep 17 00:00:00 2001
From: Ivan Efimov <gendalf44@yandex.ru>
Date: Tue, 20 Sep 2022 01:23:03 -0500
Subject: [PATCH] Presets: favorite presets

---
 src/tabs/presets/FavoritePresets.js | 114 ++++++++++++++++++++++++++++
 src/tabs/presets/presets.js         |  26 ++++++-
 2 files changed, 139 insertions(+), 1 deletion(-)
 create mode 100644 src/tabs/presets/FavoritePresets.js

diff --git a/src/tabs/presets/FavoritePresets.js b/src/tabs/presets/FavoritePresets.js
new file mode 100644
index 00000000000..aed98e2c527
--- /dev/null
+++ b/src/tabs/presets/FavoritePresets.js
@@ -0,0 +1,114 @@
+
+const s_maxFavoritePresetsCount = 50;
+const s_favoritePresetsListConfigStorageName = "FavoritePresetsList";
+
+
+class FavoritePreset {
+    constructor(presetPath){
+        this.presetPath = presetPath;
+        this.lastPickDate = Date.now();
+    }
+}
+
+
+class FavoritePresetsData {
+    constructor() {
+        this._favoritePresetsList = [];
+    }
+
+    _sort() {
+        this._favoritePresetsList.sort((a, b) => (a.lastPickDate > b.lastPickDate) ? 1 : -1);
+    }
+
+    _purgeOldPresets() {
+        this._favoritePresetsList.splice(s_maxFavoritePresetsCount, this._favoritePresetsList.length);
+    }
+
+    loadFromStorage() {
+        this._favoritePresetsList = [];
+        const obj = ConfigStorage.get(s_favoritePresetsListConfigStorageName);
+
+        if (obj.FavoritePresetsList) {
+            this._favoritePresetsList = obj[s_favoritePresetsListConfigStorageName];
+        }
+    }
+
+    saveToStorage() {
+        ConfigStorage.set({s_favoritePresetsListConfigStorageName: this._favoritePresetsList});
+    }
+
+    presetPicked(presetPath) {
+        let preset = this.findPreset(presetPath);
+
+        if (null === preset) {
+            preset = new FavoritePreset(presetPath);
+            this._favoritePresetsList.push(preset);
+        }
+
+        preset.lastPickDate = Date.now();
+        this._sort();
+        this._purgeOldPresets();
+
+        return preset;
+    }
+
+     findPresetIndex(presetPath) {
+        for (let i = 0; i < this._favoritePresetsList.length; i++) {
+            if (this._favoritePresetsList[i].presetPath === presetPath) {
+                return i;
+            }
+        }
+
+        return -1;
+    }
+
+    findPreset(presetPath) {
+        const index = this.findPresetIndex(presetPath);
+
+        if (index >= 0) {
+            return this._favoritePresetsList[index];
+        }
+
+        return null;
+    }
+}
+
+
+class FavoritePresetsClass {
+    constructor() {
+        this._favoritePresetsData = new FavoritePresetsData();
+    }
+
+    presetPicked(preset) {
+        const favoritePreset = this._favoritePresetsData.presetPicked(preset.fullPath);
+        preset.lastPickDate = favoritePreset.lastPickDate;
+    }
+
+    addLastPickDate(presets) {
+        for (let i = 0; i < presets.length; i++) {
+            let favoritePreset = this._favoritePresetsData.findPreset(presets[i].fullPath);
+
+            if (favoritePreset) {
+                presets[i].lastPickDate = favoritePreset.lastPickDate;
+            }
+        }
+    }
+
+    saveToStorage() {
+        this._favoritePresetsData.saveToStorage();
+    }
+
+    loadFromStorage() {
+        this._favoritePresetsData.loadFromStorage();
+    }
+}
+
+
+let favoritePresets; // for export as singleton
+
+if (!favoritePresets) {
+    favoritePresets = new FavoritePresetsClass();
+    favoritePresets.loadFromStorage();
+}
+
+export { favoritePresets };
diff --git a/src/tabs/presets/presets.js b/src/tabs/presets/presets.js
index 21e967428a3..13f25f4de46 100644
--- a/src/tabs/presets/presets.js
+++ b/src/tabs/presets/presets.js
@@ -1,5 +1,7 @@
 'use strict';
 
+import { favoritePresets } from './FavoritePresets';
+
 const presets = {
     presetsRepo: null,
     cliEngine: null,
@@ -82,6 +84,7 @@ presets.onSaveClick = function() {
 
     this.activateCli().then(() => {
         const cliCommandsArray = this.getPickedPresetsCli();
+        this.markedPickedPresetsAsFavorites();
         this.cliEngine.executeCommandsArray(cliCommandsArray).then(() => {
             const newCliErrorsCount = this.cliEngine.errorsCount;
 
@@ -98,6 +101,14 @@ presets.onSaveClick = function() {
     });
 };
 
+presets.markedPickedPresetsAsFavorites = function() {
+    for(const pickedPreset of this.pickedPresetList) {
+        favoritePresets.presetPicked(pickedPreset.preset);
+    }
+
+    favoritePresets.saveToStorage();
+}
+
 presets.disconnectCliMakeSure = function() {
     GUI.timeout_add('disconnect', function () {
         $('div.connect_controls a.connect').trigger( "click" );
@@ -307,6 +318,7 @@ presets.tryLoadPresets = function() {
     this.presetsRepo.loadIndex()
     .then(() => this.checkPresetSourceVersion())
     .then(() => {
+        favoritePresets.addLastPickDate(this.presetsRepo.index.presets);
         this.prepareFilterFields();
         this._divGlobalLoading.toggle(false);
         this._divMainContent.toggle(true);
@@ -465,11 +477,23 @@ presets.getFitPresets = function(searchParams) {
         }
     }
 
-    result.sort((a, b) => (a.priority > b.priority) ? -1 : 1);
+    result.sort((a, b) => this.presetSearchPriorityComparer(a,b));
 
     return result;
 };
 
+presets.presetSearchPriorityComparer = function(presetA, presetB) {
+    if (presetA.lastPickDate && presetB.lastPickDate) {
+        return (presetA.lastPickDate > presetB.lastPickDate) ? -1 : 1;
+    }
+
+    if (presetA.lastPickDate || presetB.lastPickDate) {
+        return (presetA.lastPickDate) ? -1 : 1;
+    }
+
+    return (presetA.priority > presetB.priority) ? -1 : 1;
+}
+
 presets.isPresetFitSearchStatuses = function(preset, searchParams) {
     return 0 === searchParams.status.length || searchParams.status.includes(preset.status);
 };