feat(PatchHelper): Paste Full Patch (#1982)

src/components/CheckedTextInput.tsx

@@ -16,7 +16,7 @@
  * along with this program.  If not, see <https://www.gnu.org/licenses/>.
 */
 
-import { React, TextInput } from "@webpack/common";
+import { React, TextInput, useEffect } from "@webpack/common";
 
 // TODO: Refactor settings to use this as well
 interface TextInputProps {
@@ -55,6 +55,10 @@ export function CheckedTextInput({ value: initialValue, onChange, validate }: Te
         }
     }
 
+    useEffect(() => {
+        handleChange(initialValue);
+    }, [initialValue]);
+
     return (
         <>
             <TextInput

src/components/VencordSettings/PatchHelperTab.tsx

@@ -22,9 +22,9 @@ import { debounce } from "@shared/debounce";
 import { Margins } from "@utils/margins";
 import { canonicalizeMatch, canonicalizeReplace } from "@utils/patches";
 import { makeCodeblock } from "@utils/text";
-import { ReplaceFn } from "@utils/types";
+import { Patch, ReplaceFn } from "@utils/types";
 import { search } from "@webpack";
-import { Button, Clipboard, Forms, Parser, React, Switch, TextInput } from "@webpack/common";
+import { Button, Clipboard, Forms, Parser, React, Switch, TextArea, TextInput } from "@webpack/common";
 
 import { SettingsTab, wrapTab } from "./shared";
 
@@ -218,6 +218,60 @@ function ReplacementInput({ replacement, setReplacement, replacementError }) {
     );
 }
 
+interface FullPatchInputProps {
+    setFind(v: string): void;
+    setMatch(v: string): void;
+    setReplacement(v: string | ReplaceFn): void;
+}
+
+function FullPatchInput({ setFind, setMatch, setReplacement }: FullPatchInputProps) {
+    const [fullPatch, setFullPatch] = React.useState<string>("");
+    const [fullPatchError, setFullPatchError] = React.useState<string>("");
+
+    function update() {
+        if (fullPatch === "") {
+            setFullPatchError("");
+
+            setFind("");
+            setMatch("");
+            setReplacement("");
+            return;
+        }
+
+        try {
+            const parsed = (0, eval)(`(${fullPatch})`) as Patch;
+
+            if (!parsed.find) throw new Error("No 'find' field");
+            if (!parsed.replacement) throw new Error("No 'replacement' field");
+
+            if (parsed.replacement instanceof Array) {
+                if (parsed.replacement.length === 0) throw new Error("Invalid replacement");
+
+                parsed.replacement = {
+                    match: parsed.replacement[0].match,
+                    replace: parsed.replacement[0].replace
+                };
+            }
+
+            if (!parsed.replacement.match) throw new Error("No 'replacement.match' field");
+            if (!parsed.replacement.replace) throw new Error("No 'replacement.replace' field");
+
+            setFind(parsed.find);
+            setMatch(parsed.replacement.match instanceof RegExp ? parsed.replacement.match.source : parsed.replacement.match);
+            setReplacement(parsed.replacement.replace);
+            setFullPatchError("");
+        } catch (e) {
+            setFullPatchError((e as Error).message);
+        }
+    }
+
+    return <>
+        <Forms.FormText>Paste your full JSON patch here to fill out the fields</Forms.FormText>
+        <TextArea value={fullPatch} onChange={setFullPatch} onBlur={update} />
+        {fullPatchError !== "" && <Forms.FormText style={{ color: "var(--text-danger)" }}>{fullPatchError}</Forms.FormText>}
+    </>;
+}
+
 function PatchHelper() {
     const [find, setFind] = React.useState<string>("");
     const [match, setMatch] = React.useState<string>("");
@@ -260,6 +314,13 @@ function PatchHelper() {
 
     return (
         <SettingsTab title="Patch Helper">
+            <Forms.FormTitle>full patch</Forms.FormTitle>
+            <FullPatchInput
+                setFind={onFindChange}
+                setMatch={onMatchChange}
+                setReplacement={setReplacement}
+            />
+
             <Forms.FormTitle>find</Forms.FormTitle>
             <TextInput
                 type="text"