From 13ee79a06b09961537beeb266c50749707d36539 Mon Sep 17 00:00:00 2001
From: j433866 <j433866@gmail.com>
Date: Tue, 30 Apr 2019 14:15:05 +0100
Subject: [PATCH] Add searching for inputs

---
 src/web/InputWaiter.mjs | 75 +++++++++++++++++++++++++++++++++++++++++
 src/web/InputWorker.mjs | 57 +++++++++++++++++++++++++++++++
 2 files changed, 132 insertions(+)

diff --git a/src/web/InputWaiter.mjs b/src/web/InputWaiter.mjs
index 92c24e1d..25ac9564 100644
--- a/src/web/InputWaiter.mjs
+++ b/src/web/InputWaiter.mjs
@@ -247,6 +247,9 @@ class InputWaiter {
             case "bake":
                 this.app.bake(false);
                 break;
+            case "displayTabSearchResults":
+                this.displayTabSearchResults(r.data);
+                break;
             default:
                 log.error(`Unknown action ${r.action}.`);
         }
@@ -1080,6 +1083,78 @@ class InputWaiter {
         const tabNum = parseInt(window.prompt("Enter tab number:", this.getActiveTab().toString()), 10);
         this.changeTab(tabNum, this.app.options.syncTabs);
     }
+
+    /**
+     * Handler for find tab button clicked
+     */
+    findTab() {
+        this.filterTabSearch();
+        $("#input-tab-modal").modal();
+    }
+
+    /**
+     * Sends a message to the inputWorker to search the inputs
+     */
+    filterTabSearch() {
+        const showPending = document.getElementById("input-show-pending").checked;
+        const showLoading = document.getElementById("input-show-loading").checked;
+        const showLoaded = document.getElementById("input-show-loaded").checked;
+
+        const fileNameFilter = document.getElementById("input-filename-filter").value;
+        const contentFilter = document.getElementById("input-content-filter").value;
+        const numResults = parseInt(document.getElementById("input-num-results").value, 10);
+
+        this.inputWorker.postMessage({
+            action: "filterTabs",
+            data: {
+                showPending: showPending,
+                showLoading: showLoading,
+                showLoaded: showLoaded,
+                fileNameFilter: fileNameFilter,
+                contentFilter: contentFilter,
+                numResults: numResults
+            }
+        });
+    }
+
+    /**
+     * Displays the results of a tab search in the find tab box
+     *
+     * @param {object[]} results
+     *
+     */
+    displayTabSearchResults(results) {
+        const resultsList = document.getElementById("input-search-results");
+
+        for (let i = resultsList.children.length - 1; i >= 0; i--) {
+            resultsList.children.item(i).remove();
+        }
+
+        for (let i = 0; i < results.length; i++) {
+            const newListItem = document.createElement("li");
+            newListItem.classList.add("input-filter-result");
+            newListItem.setAttribute("inputNum", results[i].inputNum);
+            newListItem.innerText = `${results[i].inputNum}: ${results[i].textDisplay}`;
+
+            resultsList.appendChild(newListItem);
+        }
+    }
+
+    /**
+     * Handler for clicking on a filter result
+     *
+     * @param {event} e
+     */
+    filterItemClick(e) {
+        if (!e.target) return;
+        const inputNum = parseInt(e.target.getAttribute("inputNum"), 10);
+        if (inputNum <= 0) return;
+
+        $("#input-tab-modal").modal("hide");
+        this.changeTab(inputNum, this.app.options.syncTabs);
+    }
+
+
 }
 
 export default InputWaiter;
diff --git a/src/web/InputWorker.mjs b/src/web/InputWorker.mjs
index a5baea94..56943fd1 100644
--- a/src/web/InputWorker.mjs
+++ b/src/web/InputWorker.mjs
@@ -6,6 +6,7 @@
  * @license Apache-2.0
  */
 
+import Utils from "../core/Utils";
 
 self.maxWorkers = 4;
 self.maxTabs = 1;
@@ -79,6 +80,9 @@ self.addEventListener("message", function(e) {
         case "autobake":
             self.autoBake(r.data);
             break;
+        case "filterTabs":
+            self.filterTabs(r.data);
+            break;
         default:
             log.error(`Unknown action '${r.action}'.`);
     }
@@ -641,3 +645,56 @@ self.changeTabLeft = function(inputNum, tabNums) {
         self.refreshTabs(newInput, "left");
     }
 };
+
+self.filterTabs = function(searchData) {
+    const showPending = searchData.showPending;
+    const showLoading = searchData.showLoading;
+    const showLoaded = searchData.showLoaded;
+
+    const fileNameFilter = searchData.fileNameFilter;
+    const contentFilter = searchData.contentFilter;
+    const numResults = searchData.numResults;
+
+    const inputs = [];
+    const inputNums = Object.keys(self.inputs);
+    for (let i = 0; i < inputNums.length; i++) {
+        const iNum = inputNums[i];
+        let textDisplay = "";
+        let addInput = false;
+        if (self.inputs[iNum].status === "pending" && showPending ||
+            self.inputs[iNum].status === "loading" && showLoading ||
+            self.inputs[iNum].status === "loaded" && showLoaded) {
+            if (typeof self.inputs[iNum].data === "string") {
+                if (self.inputs[iNum].data.slice(0, 4096).toLowerCase().includes(contentFilter)) {
+                    textDisplay = self.inputs[iNum].data.slice(0, 4096);
+                    addInput = true;
+                }
+            } else {
+                if (self.inputs[iNum].data.name.toLowerCase().includes(fileNameFilter) &&
+                    Utils.arrayBufferToStr(self.inputs[iNum].data.fileBuffer.slice(0, 4096)).toLowerCase().includes(contentFilter)) {
+                    textDisplay = self.inputs[iNum].data.name;
+                    addInput = true;
+                }
+            }
+        }
+
+        if (addInput) {
+            if (textDisplay === "" || textDisplay === undefined) {
+                textDisplay = "New Tab";
+            }
+            const inputItem = {
+                inputNum: iNum,
+                textDisplay: textDisplay
+            };
+            inputs.push(inputItem);
+        }
+        if (inputs.length >= numResults) {
+            break;
+        }
+    }
+
+    self.postMessage({
+        action: "displayTabSearchResults",
+        data: inputs
+    });
+}