Separate search and fix subrecipes

lib/search.ts

@@ -0,0 +1,181 @@
+interface SearchOption {
+  alignment: ScrollLogicalPosition;
+}
+
+export function searchBox(
+  el: HTMLElement[],
+  searchCandidate,
+  options: SearchOption = {
+    alignment: "center",
+  }
+): HTMLElement {
+  // Fuzzy search box
+  const resultList = document.createElement("ul");
+  const searchBoxElem = document.createElement("div");
+  let selectedResult = null;
+  let results = [];
+  const jumpTo = (id: number) => {
+    el[id].scrollIntoView({
+      block: options.alignment,
+      inline: "nearest",
+      behavior: "auto",
+    });
+    document
+      .querySelectorAll("table.wikitable .bgus_fz_selected")
+      .forEach((sel) => sel.classList.remove("bgus_fz_selected"));
+    el[id].parentElement.classList.add("bgus_fz_selected");
+  };
+
+  const setSelectedResult = (i) => {
+    selectedResult = i;
+    resultList
+      .querySelectorAll(".selected")
+      .forEach((sel) => sel.classList.remove("selected"));
+    resultList.children[i].classList.add("selected");
+    jumpTo(results[i].id);
+  };
+
+  const search = (str) => {
+    if (!str) {
+      return;
+    }
+    const combinations = str
+      .split("")
+      .map((c) => (c.includes(["\\", "]", "^"]) ? `\\${c}` : c))
+      .join("])(.*?)([");
+    const regex = new RegExp(`^(.*?)([${combinations}])(.*?)$`, "i");
+    const arr = searchCandidate
+      .map((o) => {
+        o.matches = (o.str.match(regex) || [])
+          .slice(1)
+          .reduce((list, group, i, or) => {
+            // Initialize first placeholder (always empty) and first matching "sections"
+            if (i < 2) {
+              list.push([group]);
+            }
+            // If group is second match in a row join to previous section
+            else if (or[i - 1] === "") {
+              list[list.length - 1].push(group);
+            }
+            // If group is a match create a new section
+            else if (group !== "") {
+              list.push([group]);
+            }
+            return list;
+          }, [])
+          .map((cstr) => cstr.join(""));
+        return o;
+      })
+      // Strike non-matching rows
+      .filter((o) => o.matches.length > 0)
+      .sort((oA, oB) => {
+        const iA = oA.id,
+          a = oA.matches;
+        const iB = oB.id,
+          b = oB.matches;
+
+        // Exact match
+        if (a.length === 1 && b.length !== 1) return -1;
+        if (a.length !== 1 && b.length === 1) return 1;
+
+        // Most complete groups (alphanumeric)
+        const clean = (cel) => !/[^a-zA-Z0-9]*$/.test(cel);
+        const cLen = a.filter(clean).length - b.filter(clean).length;
+        if (cLen !== 0) return cLen;
+
+        // Least distant first gropus
+        for (let i = 0; i < Math.min(a.length, b.length) - 1; i += 2) {
+          const gLen = a[i].length - b[i].length;
+          if (gLen !== 0) return gLen;
+        }
+
+        // Most complete groups (raw)
+        const len = a.length - b.length;
+        if (len !== 0) return len;
+
+        // Make the search stable since ECMAScript doesn't mandate it
+        return iA - iB;
+      });
+    results = arr;
+    window.requestAnimationFrame(() => {
+      resultList.innerHTML = "";
+      arr.forEach(({ matches, id }) => {
+        const li = document.createElement("li");
+        li.innerHTML = matches
+          .map((c, i) => (i % 2 ? `<strong>${c}</strong>` : c))
+          .join("");
+        li.addEventListener("click", () => {
+          jumpTo(id);
+          searchBoxElem.classList.add("bgus_hidden");
+        });
+        resultList.appendChild(li);
+      });
+      if (results.length > 0) {
+        setSelectedResult(0);
+      }
+    });
+  };
+
+  // Create fuzzy search box
+  const sel = document.createElement("input");
+
+  // Bind events
+  let oldValue = "";
+  sel.addEventListener("keyup", (event) => {
+    switch (event.keyCode) {
+      case 27: // Escape - Hide bar
+        searchBoxElem.classList.add("bgus_hidden");
+        return;
+      case 13: // Enter - Jump to first result and hide bar
+        if (results.length > 0) {
+          jumpTo(results[selectedResult].id);
+        }
+        searchBoxElem.classList.add("bgus_hidden");
+        return;
+      case 40: // Down arrow - Select next result
+        if (selectedResult < results.length - 1) {
+          setSelectedResult(selectedResult + 1);
+        }
+        return;
+      case 38: // Up arrow - Select previous result
+        if (selectedResult > 0) {
+          setSelectedResult(selectedResult - 1);
+        }
+        return;
+      default:
+        if (sel.value !== oldValue) {
+          search(sel.value);
+          oldValue = sel.value;
+        }
+    }
+  });
+
+  document.body.addEventListener("keyup", (ev) => {
+    if (ev.keyCode === 83) {
+      sel.focus();
+    }
+  });
+
+  document.body.addEventListener("keydown", (ev) => {
+    if (ev.shiftKey) {
+      switch (ev.keyCode) {
+        // SHIFT+S = Fuzzy search
+        case 83: {
+          searchBoxElem.classList.remove("bgus_hidden");
+          sel.value = "";
+          break;
+        }
+        default:
+        // Do nothing
+      }
+    }
+  });
+
+  searchBoxElem.id = "bgus_fz_searchbox";
+  searchBoxElem.classList.add("bgus_hidden");
+  searchBoxElem.appendChild(sel);
+  searchBoxElem.appendChild(resultList);
+  return searchBoxElem;
+}
+
+export default searchBox;

lib/userscript.ts

@@ -1,8 +1,5 @@
 import { darken, ColorFmt, lighten } from "./darkmode";
-
-const DEFAULT_OPTS = {
-  alignment: "center",
-};
+import searchBox from "./search";
 
 export default function userscript(root: HTMLElement, docname: string): void {
   root.querySelectorAll(".mw-editsection").forEach((editLink) => {
@@ -20,7 +17,7 @@ export default function userscript(root: HTMLElement, docname: string): void {
     }
     td.setAttribute("bgcolor", darken(bgcolor, ColorFmt.HEX).slice(1));
   });
-  root.querySelectorAll("*[style]").forEach((td: HTMLElement) => {
+  root.querySelectorAll<HTMLElement>("*[style]").forEach((td) => {
     if (td.style.backgroundColor !== "") {
       td.style.backgroundColor = darken(td.style.backgroundColor, ColorFmt.RGB);
     }
@@ -63,7 +60,7 @@ export default function userscript(root: HTMLElement, docname: string): void {
     div.className = "mw-headline-cont";
   });
 
-  root.querySelectorAll(".mw-headline").forEach((span: HTMLElement) => {
+  root.querySelectorAll<HTMLElement>(".mw-headline").forEach((span) => {
     // Find nearest container
     let parent = span.parentElement;
     while (parent !== null) {
@@ -71,6 +68,7 @@ export default function userscript(root: HTMLElement, docname: string): void {
         parent.id = span.id;
         span.id += "-span";
         parent.dataset.name = span.innerText;
+        return;
       }
       parent = parent.parentElement;
     }
@@ -87,179 +85,6 @@ export default function userscript(root: HTMLElement, docname: string): void {
       </table>`;
   postbody.insertBefore(statusMessage, postbody.firstChild);
 
-  // TODO Refactor this mess
-  function searchBox(el, searchCandidate, options = DEFAULT_OPTS) {
-    // Fuzzy search box
-    const resultList = document.createElement("ul");
-    const searchBoxElem = document.createElement("div");
-    let selectedResult = null;
-    let results = [];
-
-    const jumpTo = (id) => {
-      el[id].scrollIntoView({
-        block: options.alignment,
-        inline: "nearest",
-        behavior: "auto",
-      });
-      document
-        .querySelectorAll("table.wikitable .bgus_fz_selected")
-        .forEach((sel) => sel.classList.remove("bgus_fz_selected"));
-      el[id].parentElement.classList.add("bgus_fz_selected");
-    };
-
-    const setSelectedResult = (i) => {
-      selectedResult = i;
-      resultList
-        .querySelectorAll(".selected")
-        .forEach((sel) => sel.classList.remove("selected"));
-      resultList.children[i].classList.add("selected");
-      jumpTo(results[i].id);
-    };
-
-    const search = (str) => {
-      if (!str) {
-        return;
-      }
-      const regex = new RegExp(
-        `^(.*?)([${str
-          .split("")
-          .map((c) => (c.includes(["\\", "]", "^"]) ? `\\${c}` : c))
-          .join("])(.*?)([")}])(.*?)$`,
-        "i"
-      );
-      const arr = searchCandidate
-        .map((o) => {
-          o.matches = (o.str.match(regex) || [])
-            .slice(1)
-            .reduce((list, group, i, or) => {
-              // Initialize first placeholder (always empty) and first matching "sections"
-              if (i < 2) {
-                list.push([group]);
-              }
-              // If group is second match in a row join to previous section
-              else if (or[i - 1] === "") {
-                list[list.length - 1].push(group);
-              }
-              // If group is a match create a new section
-              else if (group !== "") {
-                list.push([group]);
-              }
-              return list;
-            }, [])
-            .map((cstr) => cstr.join(""));
-          return o;
-        })
-        // Strike non-matching rows
-        .filter((o) => o.matches.length > 0)
-        .sort((oA, oB) => {
-          const iA = oA.id,
-            a = oA.matches;
-          const iB = oB.id,
-            b = oB.matches;
-
-          // Exact match
-          if (a.length === 1 && b.length !== 1) return -1;
-          if (a.length !== 1 && b.length === 1) return 1;
-
-          // Most complete groups (alphanumeric)
-          const clean = (cel) => !/[^a-zA-Z0-9]*$/.test(cel);
-          const cLen = a.filter(clean).length - b.filter(clean).length;
-          if (cLen !== 0) return cLen;
-
-          // Least distant first gropus
-          for (let i = 0; i < Math.min(a.length, b.length) - 1; i += 2) {
-            const gLen = a[i].length - b[i].length;
-            if (gLen !== 0) return gLen;
-          }
-
-          // Most complete groups (raw)
-          const len = a.length - b.length;
-          if (len !== 0) return len;
-
-          // Make the search stable since ECMAScript doesn't mandate it
-          return iA - iB;
-        });
-      results = arr;
-      window.requestAnimationFrame(() => {
-        resultList.innerHTML = "";
-        arr.forEach(({ matches, id }) => {
-          const li = document.createElement("li");
-          li.innerHTML = matches
-            .map((c, i) => (i % 2 ? `<strong>${c}</strong>` : c))
-            .join("");
-          li.addEventListener("click", () => {
-            jumpTo(id);
-            searchBoxElem.classList.add("bgus_hidden");
-          });
-          resultList.appendChild(li);
-        });
-        if (results.length > 0) {
-          setSelectedResult(0);
-        }
-      });
-    };
-
-    // Create fuzzy search box
-    const sel = document.createElement("input");
-    searchBoxElem.id = "bgus_fz_searchbox";
-    searchBoxElem.classList.add("bgus_hidden");
-    searchBoxElem.appendChild(sel);
-    searchBoxElem.appendChild(resultList);
-    root.appendChild(searchBoxElem);
-
-    // Bind events
-    let oldValue = "";
-    sel.addEventListener("keyup", (event) => {
-      switch (event.keyCode) {
-        case 27: // Escape - Hide bar
-          searchBoxElem.classList.add("bgus_hidden");
-          return;
-        case 13: // Enter - Jump to first result and hide bar
-          if (results.length > 0) {
-            jumpTo(results[selectedResult].id);
-          }
-          searchBoxElem.classList.add("bgus_hidden");
-          return;
-        case 40: // Down arrow - Select next result
-          if (selectedResult < results.length - 1) {
-            setSelectedResult(selectedResult + 1);
-          }
-          return;
-        case 38: // Up arrow - Select previous result
-          if (selectedResult > 0) {
-            setSelectedResult(selectedResult - 1);
-          }
-          return;
-        default:
-          if (sel.value !== oldValue) {
-            search(sel.value);
-            oldValue = sel.value;
-          }
-      }
-    });
-
-    document.body.addEventListener("keyup", (ev) => {
-      if (ev.keyCode === 83) {
-        sel.focus();
-      }
-    });
-
-    document.body.addEventListener("keydown", (ev) => {
-      if (ev.shiftKey) {
-        switch (ev.keyCode) {
-          // SHIFT+S = Fuzzy search
-          case 83: {
-            searchBoxElem.classList.remove("bgus_hidden");
-            sel.value = "";
-            break;
-          }
-          default:
-          // Do nothing
-        }
-      }
-    });
-  }
-
   function betterChemistry() {
     // Fix inconsistencies with <p> on random parts
     // Ideally I'd like a <p> or something on every part, wrapping it completely, but for now let's just kill 'em
@@ -272,13 +97,11 @@ export default function userscript(root: HTMLElement, docname: string): void {
         // The cast to Array is necessary because, while childNodes's NodeList technically has a forEach method, it's a live list and operations mess with its lenght in the middle of the loop.
         // Nodes can only have one parent so append removes them from the original NodeList and shifts the following one back into the wrong index.
         Array.from(td.childNodes).forEach((el) => {
-          if (el instanceof HTMLElement) {
-            if (el.tagName === "P") {
+          if (el instanceof Element && el.tagName === "P") {
             tmp.append(...el.childNodes);
           } else {
             tmp.append(el);
           }
-          }
         });
         td.parentNode.replaceChild(tmp, td);
       });
@@ -324,7 +147,7 @@ export default function userscript(root: HTMLElement, docname: string): void {
     });
 
     // Wrap every recipe with extra metadata
-    root.querySelectorAll(".bgus_part").forEach((el: HTMLElement) => {
+    root.querySelectorAll<HTMLElement>(".bgus_part").forEach((el) => {
       if ("parts" in el.parentElement.dataset) {
         el.parentElement.dataset.parts = (
           parseInt(el.parentElement.dataset.parts, 10) +
@@ -365,7 +188,7 @@ export default function userscript(root: HTMLElement, docname: string): void {
     root.classList.add("bchem");
     // Init fuzzy search with elements
     const el = Array.from(
-      root.querySelectorAll(
+      root.querySelectorAll<HTMLElement>(
         "table.wikitable > tbody > tr:not(:first-child) > th"
       )
     );
@@ -378,10 +201,11 @@ export default function userscript(root: HTMLElement, docname: string): void {
       });
       return partial.trim();
     });
-    searchBox(
+    const box = searchBox(
       el,
       name.map((e, i) => ({ id: i, str: e }))
     );
+    root.appendChild(box);
 
     // Remove "Removed medicines" section
     const remTable = root.querySelector(
@@ -390,8 +214,8 @@ export default function userscript(root: HTMLElement, docname: string): void {
     remTable.parentElement.removeChild(remTable);
 
     root
-      .querySelectorAll("div[data-name] .wikitable.sortable tr")
-      .forEach((row: HTMLElement) => {
+      .querySelectorAll<HTMLElement>("div[data-name] .wikitable.sortable tr")
+      .forEach((row) => {
         let sectionEl = row.parentElement;
         while (!sectionEl.dataset.name) {
           sectionEl = sectionEl.parentElement;
@@ -504,16 +328,17 @@ export default function userscript(root: HTMLElement, docname: string): void {
 
   function betterGeneric() {
     const el = Array.from(
-      root.querySelectorAll("div.mw-headline-cont[id][data-name]")
+      root.querySelectorAll<HTMLElement>("div.mw-headline-cont[id][data-name]")
     );
     const name = el.map((elem: HTMLDivElement) => elem.dataset.name.trim());
 
     // Init fuzzy search with headlines
-    searchBox(
+    const box = searchBox(
       el,
       name.map((e, i) => ({ id: i, str: e })),
       { alignment: "start" }
     );
+    root.appendChild(box);
   }
 
   switch (docname) {

style/bgus.scss

@@ -55,11 +55,7 @@
 div.tooltiptext {
   display: none;
   border: 1px solid #384e68;
-  background: linear-gradient(
-    to bottom,
-    darken(#384e68, 20%),
-    darken(#384e68, 25%)
-  );
+  background: linear-gradient(to bottom, darken(#384e68, 20%), darken(#384e68, 25%));
 }
 span.bgus_nested_element:not(.bgus_collapsed) + div.tooltiptext {
   z-index: unset;