From b7bd1e05eebe61f4c16539c5fb00f75382e02e01 Mon Sep 17 00:00:00 2001
From: Luc Mcgrady <lucmcgrady@gmail.com>
Date: Thu, 19 Jun 2025 22:17:45 +0100
Subject: [PATCH] Add: Frontend

---
 ts/routes/deck-options/FsrsOptions.svelte    |  6 ++++-
 ts/routes/deck-options/SimulatorModal.svelte | 24 ++++++++++++++++----
 ts/routes/deck-options/choices.ts            | 14 ++++++++++++
 3 files changed, 38 insertions(+), 6 deletions(-)

diff --git a/ts/routes/deck-options/FsrsOptions.svelte b/ts/routes/deck-options/FsrsOptions.svelte
index f573a0278..21602682c 100644
--- a/ts/routes/deck-options/FsrsOptions.svelte
+++ b/ts/routes/deck-options/FsrsOptions.svelte
@@ -7,7 +7,10 @@ License: GNU AGPL, version 3 or later; http://www.gnu.org/licenses/agpl.html
         ComputeRetentionProgress,
         type ComputeParamsProgress,
     } from "@generated/anki/collection_pb";
-    import { SimulateFsrsReviewRequest } from "@generated/anki/scheduler_pb";
+    import {
+        CMRRTarget,
+        SimulateFsrsReviewRequest,
+    } from "@generated/anki/scheduler_pb";
     import {
         computeFsrsParams,
         evaluateParams,
@@ -94,6 +97,7 @@ License: GNU AGPL, version 3 or later; http://www.gnu.org/licenses/agpl.html
         newCardsIgnoreReviewLimit: $newCardsIgnoreReviewLimit,
         easyDaysPercentages: $config.easyDaysPercentages,
         reviewOrder: $config.reviewOrder,
+        target: CMRRTarget.memorised,
     });
 
     const DESIRED_RETENTION_LOW_THRESHOLD = 0.8;
diff --git a/ts/routes/deck-options/SimulatorModal.svelte b/ts/routes/deck-options/SimulatorModal.svelte
index 64b712560..18a864fed 100644
--- a/ts/routes/deck-options/SimulatorModal.svelte
+++ b/ts/routes/deck-options/SimulatorModal.svelte
@@ -18,21 +18,23 @@ License: GNU AGPL, version 3 or later; http://www.gnu.org/licenses/agpl.html
     import { renderSimulationChart } from "../graphs/simulator";
     import { computeOptimalRetention, simulateFsrsReview } from "@generated/backend";
     import { runWithBackendProgress } from "@tslib/progress";
-    import type {
-        ComputeOptimalRetentionResponse,
-        SimulateFsrsReviewRequest,
-        SimulateFsrsReviewResponse,
+    import {
+        CMRRTarget,
+        type ComputeOptimalRetentionResponse,
+        type SimulateFsrsReviewRequest,
+        type SimulateFsrsReviewResponse,
     } from "@generated/anki/scheduler_pb";
     import type { DeckOptionsState } from "./lib";
     import SwitchRow from "$lib/components/SwitchRow.svelte";
     import GlobalLabel from "./GlobalLabel.svelte";
     import SpinBoxFloatRow from "./SpinBoxFloatRow.svelte";
-    import { reviewOrderChoices } from "./choices";
+    import { CMRRTargetChoices, reviewOrderChoices } from "./choices";
     import EnumSelectorRow from "$lib/components/EnumSelectorRow.svelte";
     import { DeckConfig_Config_LeechAction } from "@generated/anki/deck_config_pb";
     import EasyDaysInput from "./EasyDaysInput.svelte";
     import Warning from "./Warning.svelte";
     import type { ComputeRetentionProgress } from "@generated/anki/collection_pb";
+    import Item from "$lib/components/Item.svelte";
 
     export let shown = false;
     export let state: DeckOptionsState;
@@ -410,6 +412,18 @@ License: GNU AGPL, version 3 or later; http://www.gnu.org/licenses/agpl.html
                     {#if computingRetention}
                         <div>{computeRetentionProgressString}</div>
                     {/if}
+
+                    <Item>
+                        <EnumSelectorRow
+                        choices={CMRRTargetChoices()}
+                        bind:value={simulateFsrsRequest.target}
+                        defaultValue={CMRRTarget.memorised}
+                        >
+                        <SettingTitle>
+                            {"Target: "}
+                        </SettingTitle>
+                        </EnumSelectorRow>
+                    </Item>
                 </details>
 
                 <button
diff --git a/ts/routes/deck-options/choices.ts b/ts/routes/deck-options/choices.ts
index 6f34eae0e..c5ec3207b 100644
--- a/ts/routes/deck-options/choices.ts
+++ b/ts/routes/deck-options/choices.ts
@@ -11,6 +11,7 @@ import {
     DeckConfig_Config_ReviewCardOrder,
     DeckConfig_Config_ReviewMix,
 } from "@generated/anki/deck_config_pb";
+import { CMRRTarget } from "@generated/anki/scheduler_pb";
 import * as tr from "@generated/ftl";
 
 import type { Choice } from "$lib/components/EnumSelector.svelte";
@@ -199,6 +200,19 @@ export function questionActionChoices(): Choice<DeckConfig_Config_QuestionAction
     ];
 }
 
+export function CMRRTargetChoices(): Choice<CMRRTarget>[] {
+    return [
+        {
+            label: "Memorized (Default)",
+            value: CMRRTarget.memorised,
+        },
+        {
+            label: "Stability (Experimental)",
+            value: CMRRTarget.stability,
+        },
+    ];
+}
+
 function difficultyOrders(fsrs: boolean): Choice<DeckConfig_Config_ReviewCardOrder>[] {
     const order = [
         {