From 797efc3ebef41f90d5e608397a2770a71cf6fb86 Mon Sep 17 00:00:00 2001
From: SkyratBot <59378654+SkyratBot@users.noreply.github.com>
Date: Thu, 4 Aug 2022 16:48:19 +0200
Subject: [PATCH] [MIRROR] Improves stack recipe UI Search [MDB IGNORE]
 (#15367)

* Improves stack recipe UI Search (#68780)

* Improves stack recipe ui search

* Changes Stack interface to be called StackCrafting

* Improves stack recipe UI Search

Co-authored-by: Tastyfish <crazychris32@gmail.com>
---
 code/game/objects/items/stacks/stack.dm       |   2 +-
 tgui/packages/tgui/interfaces/Stack.js        | 181 -------------
 .../tgui/interfaces/StackCrafting.tsx         | 249 ++++++++++++++++++
 3 files changed, 250 insertions(+), 182 deletions(-)
 delete mode 100644 tgui/packages/tgui/interfaces/Stack.js
 create mode 100644 tgui/packages/tgui/interfaces/StackCrafting.tsx

diff --git a/code/game/objects/items/stacks/stack.dm b/code/game/objects/items/stacks/stack.dm
index b67c15f12cf..982272eeb97 100644
--- a/code/game/objects/items/stacks/stack.dm
+++ b/code/game/objects/items/stacks/stack.dm
@@ -262,7 +262,7 @@
 /obj/item/stack/ui_interact(mob/user, datum/tgui/ui)
 	ui = SStgui.try_update_ui(user, src, ui)
 	if(!ui)
-		ui = new(user, src, "Stack", name)
+		ui = new(user, src, "StackCrafting", name)
 		ui.open()
 
 /obj/item/stack/ui_data(mob/user)
diff --git a/tgui/packages/tgui/interfaces/Stack.js b/tgui/packages/tgui/interfaces/Stack.js
deleted file mode 100644
index 3cfef42aabe..00000000000
--- a/tgui/packages/tgui/interfaces/Stack.js
+++ /dev/null
@@ -1,181 +0,0 @@
-import { createSearch } from 'common/string';
-import { sortBy } from 'common/collections';
-import { useBackend, useLocalState } from '../backend';
-import { Box, Button, Input, NoticeBox, Section, Collapsible, Table } from '../components';
-import { Window } from '../layouts';
-
-export const Stack = (props, context) => {
-  const { act, data } = useBackend(context);
-
-  const { amount, recipes = [] } = data;
-
-  const [searchText, setSearchText] = useLocalState(context, 'searchText', '');
-
-  const testSearch = createSearch(searchText, (item) => {
-    return item;
-  });
-
-  const items =
-    (searchText.length > 0 &&
-      Object.keys(recipes)
-        .filter(testSearch)
-        .reduce((obj, key) => {
-          obj[key] = recipes[key];
-          return obj;
-        }, {})) ||
-    recipes;
-
-  const height = Math.max(94 + Object.keys(recipes).length * 26, 250);
-
-  return (
-    <Window width={400} height={Math.min(height, 500)}>
-      <Window.Content scrollable>
-        <Section
-          title={'Amount: ' + amount}
-          buttons={
-            <>
-              Search
-              <Input
-                autoFocus
-                value={searchText}
-                onInput={(e, value) => setSearchText(value)}
-                mx={1}
-              />
-            </>
-          }>
-          {(items.length === 0 && <NoticeBox>No recipes found.</NoticeBox>) || (
-            <RecipeList recipes={items} />
-          )}
-        </Section>
-      </Window.Content>
-    </Window>
-  );
-};
-
-const RecipeList = (props, context) => {
-  const { act, data } = useBackend(context);
-
-  const { recipes } = props;
-
-  const sortedKeys = sortBy((key) => key.toLowerCase())(Object.keys(recipes));
-
-  return sortedKeys.map((title) => {
-    const recipe = recipes[title];
-    if (recipe.ref === undefined) {
-      return (
-        <Collapsible ml={1} color="label" title={title}>
-          <Box ml={1}>
-            <RecipeList recipes={recipe} />
-          </Box>
-        </Collapsible>
-      );
-    } else {
-      return <Recipe title={title} recipe={recipe} />;
-    }
-  });
-};
-
-const buildMultiplier = (recipe, amount) => {
-  if (recipe.req_amount > amount) {
-    return 0;
-  }
-
-  return Math.floor(amount / recipe.req_amount);
-};
-
-const Multipliers = (props, context) => {
-  const { act, data } = useBackend(context);
-
-  const { recipe, maxMultiplier } = props;
-
-  const maxM = Math.min(
-    maxMultiplier,
-    Math.floor(recipe.max_res_amount / recipe.res_amount)
-  );
-
-  const multipliers = [5, 10, 25];
-
-  let finalResult = [];
-
-  for (const multiplier of multipliers) {
-    if (maxM >= multiplier) {
-      finalResult.push(
-        <Button
-          content={multiplier * recipe.res_amount + 'x'}
-          onClick={() =>
-            act('make', {
-              ref: recipe.ref,
-              multiplier: multiplier,
-            })
-          }
-        />
-      );
-    }
-  }
-
-  if (multipliers.indexOf(maxM) === -1) {
-    finalResult.push(
-      <Button
-        content={maxM * recipe.res_amount + 'x'}
-        onClick={() =>
-          act('make', {
-            ref: recipe.ref,
-            multiplier: maxM,
-          })
-        }
-      />
-    );
-  }
-
-  return finalResult;
-};
-
-const Recipe = (props, context) => {
-  const { act, data } = useBackend(context);
-
-  const { amount } = data;
-
-  const { recipe, title } = props;
-
-  const { res_amount, max_res_amount, req_amount, ref } = recipe;
-
-  let buttonName = title;
-  buttonName += ' (';
-  buttonName += req_amount + ' ';
-  buttonName += 'sheet' + (req_amount > 1 ? 's' : '');
-  buttonName += ')';
-
-  if (res_amount > 1) {
-    buttonName = res_amount + 'x ' + buttonName;
-  }
-
-  const maxMultiplier = buildMultiplier(recipe, amount);
-
-  return (
-    <Box mb={1}>
-      <Table>
-        <Table.Row>
-          <Table.Cell>
-            <Button
-              fluid
-              disabled={!maxMultiplier}
-              icon="wrench"
-              content={buttonName}
-              onClick={() =>
-                act('make', {
-                  ref: recipe.ref,
-                  multiplier: 1,
-                })
-              }
-            />
-          </Table.Cell>
-          {max_res_amount > 1 && maxMultiplier > 1 && (
-            <Table.Cell collapsing>
-              <Multipliers recipe={recipe} maxMultiplier={maxMultiplier} />
-            </Table.Cell>
-          )}
-        </Table.Row>
-      </Table>
-    </Box>
-  );
-};
diff --git a/tgui/packages/tgui/interfaces/StackCrafting.tsx b/tgui/packages/tgui/interfaces/StackCrafting.tsx
new file mode 100644
index 00000000000..2d6f6e7e26f
--- /dev/null
+++ b/tgui/packages/tgui/interfaces/StackCrafting.tsx
@@ -0,0 +1,249 @@
+import { createSearch } from 'common/string';
+import { filter, map, reduce, sortBy } from 'common/collections';
+import { useBackend, useLocalState } from '../backend';
+import { Box, Button, Input, NoticeBox, Section, Collapsible, Table } from '../components';
+import { Window } from '../layouts';
+import { clamp } from 'common/math';
+import { flow } from 'common/fp';
+
+type Recipe = {
+  ref: unknown | null;
+  req_amount: number;
+
+  // for multiplier buttons
+  res_amount: number;
+  max_res_amount: number;
+};
+
+type RecipeList = {
+  [key: string]: Recipe | RecipeList;
+};
+
+type StackCraftingProps = {
+  amount: number;
+  recipes: RecipeList;
+};
+
+type RecipeListProps = {
+  recipes: RecipeList;
+};
+
+type MultiplierProps = {
+  recipe: Recipe;
+  maxMultiplier: number;
+};
+
+type RecipeBoxProps = {
+  title: string;
+  recipe: Recipe;
+};
+
+// RecipeList converted via Object.entries() for filterRecipeList
+type RecipeListEntry = [string, RecipeList | Recipe];
+type RecipeListFilterableEntry = [string, RecipeList | Recipe | undefined];
+
+/**
+ * Type guard for recipe vs recipe list
+ * @param value the value to test
+ * @returns type guard boolean
+ */
+// eslint-disable-next-line func-style
+function isRecipeList(value: Recipe | RecipeList): value is RecipeList {
+  return (value as Recipe).ref === undefined;
+}
+
+/**
+ * Filter recipe list by keys, resursing into subcategories.
+ * Returns the filtered list, or undefined, if there is no list left.
+ * @param list the recipe list to filter
+ * @param filter the filter function for recipes
+ */
+const filterRecipeList = (
+  list: RecipeList,
+  keyFilter: (key: string) => boolean
+) => {
+  const filteredList: RecipeList = flow([
+    map((entry: RecipeListEntry): RecipeListFilterableEntry => {
+      const [key, recipe] = entry;
+
+      if (isRecipeList(recipe)) {
+        // If category name matches, return the whole thing.
+        if (keyFilter(key)) {
+          return entry;
+        }
+
+        // otherwise, filter sub-entries.
+        return [key, filterRecipeList(recipe, keyFilter)];
+      }
+
+      return keyFilter(key) ? entry : [key, undefined];
+    }),
+    filter((entry: RecipeListFilterableEntry) => entry[1] !== undefined),
+    sortBy((entry: RecipeListEntry) => entry[0].toLowerCase()),
+    reduce((obj: RecipeList, entry: RecipeListEntry) => {
+      obj[entry[0]] = entry[1];
+      return obj;
+    }, {}),
+  ])(Object.entries(list));
+
+  return Object.keys(filteredList).length ? filteredList : undefined;
+};
+
+export const StackCrafting = (_props, context) => {
+  const { data } = useBackend<StackCraftingProps>(context);
+  const { amount, recipes = {} } = data;
+
+  const [searchText, setSearchText] = useLocalState(context, 'searchText', '');
+  const testSearch = createSearch(searchText, (item: string) => item);
+  const filteredRecipes = filterRecipeList(recipes, testSearch);
+
+  const height: number = clamp(94 + Object.keys(recipes).length * 26, 250, 500);
+
+  return (
+    <Window width={400} height={height}>
+      <Window.Content scrollable>
+        <Section
+          title={'Amount: ' + amount}
+          buttons={
+            <>
+              Search
+              <Input
+                autoFocus
+                value={searchText}
+                onInput={(e, value) => setSearchText(value)}
+                mx={1}
+              />
+            </>
+          }>
+          {filteredRecipes ? (
+            <RecipeListBox recipes={filteredRecipes} />
+          ) : (
+            <NoticeBox>No recipes found.</NoticeBox>
+          )}
+        </Section>
+      </Window.Content>
+    </Window>
+  );
+};
+
+const RecipeListBox = (props: RecipeListProps) => {
+  const { recipes } = props;
+
+  return (
+    <>
+      {Object.keys(recipes).map((title) => {
+        const recipe = recipes[title];
+        if (isRecipeList(recipe)) {
+          return (
+            <Collapsible ml={1} color="label" title={title}>
+              <Box ml={2}>
+                <RecipeListBox recipes={recipe} />
+              </Box>
+            </Collapsible>
+          );
+        } else {
+          return <RecipeBox title={title} recipe={recipe} />;
+        }
+      })}
+    </>
+  );
+};
+
+const buildMultiplier = (recipe: Recipe, amount: number) => {
+  if (recipe.req_amount > amount) {
+    return 0;
+  }
+
+  return Math.floor(amount / recipe.req_amount);
+};
+
+const Multipliers = (props: MultiplierProps, context) => {
+  const { act } = useBackend(context);
+
+  const { recipe, maxMultiplier } = props;
+
+  const maxM = Math.min(
+    maxMultiplier,
+    Math.floor(recipe.max_res_amount / recipe.res_amount)
+  );
+
+  const multipliers = [5, 10, 25];
+
+  const finalResult: JSX.Element[] = [];
+
+  for (const multiplier of multipliers) {
+    if (maxM >= multiplier) {
+      finalResult.push(
+        <Button
+          content={multiplier * recipe.res_amount + 'x'}
+          onClick={() =>
+            act('make', {
+              ref: recipe.ref,
+              multiplier: multiplier,
+            })
+          }
+        />
+      );
+    }
+  }
+
+  if (multipliers.indexOf(maxM) === -1) {
+    finalResult.push(
+      <Button
+        content={maxM * recipe.res_amount + 'x'}
+        onClick={() =>
+          act('make', {
+            ref: recipe.ref,
+            multiplier: maxM,
+          })
+        }
+      />
+    );
+  }
+
+  return <>{finalResult.map((x) => x)}</>;
+};
+
+const RecipeBox = (props: RecipeBoxProps, context) => {
+  const { act, data } = useBackend<StackCraftingProps>(context);
+
+  const { amount } = data;
+
+  const { recipe, title } = props;
+
+  const { res_amount, max_res_amount, req_amount, ref } = recipe;
+
+  const resAmountLabel = res_amount > 1 ? `${res_amount}x ` : '';
+  const sheetSuffix = req_amount > 1 ? 's' : '';
+  const buttonName = `${resAmountLabel}${title} (${req_amount} sheet${sheetSuffix})`;
+
+  const maxMultiplier = buildMultiplier(recipe, amount);
+
+  return (
+    <Box mb={1}>
+      <Table>
+        <Table.Row>
+          <Table.Cell>
+            <Button
+              fluid
+              disabled={!maxMultiplier}
+              icon="wrench"
+              content={buttonName}
+              onClick={() =>
+                act('make', {
+                  ref: ref,
+                  multiplier: 1,
+                })
+              }
+            />
+          </Table.Cell>
+          {max_res_amount > 1 && maxMultiplier > 1 && (
+            <Table.Cell collapsing>
+              <Multipliers recipe={recipe} maxMultiplier={maxMultiplier} />
+            </Table.Cell>
+          )}
+        </Table.Row>
+      </Table>
+    </Box>
+  );
+};