fix

book/node_modules/honkit/lib/api/encodeProgress.js

@@ -0,0 +1,53 @@
+"use strict";
+var __importDefault = (this && this.__importDefault) || function (mod) {
+    return (mod && mod.__esModule) ? mod : { "default": mod };
+};
+Object.defineProperty(exports, "__esModule", { value: true });
+const immutable_1 = __importDefault(require("immutable"));
+const encodeNavigation_1 = __importDefault(require("./encodeNavigation"));
+/**
+ page.progress is a deprecated property from GitBook v2
+ */
+function encodeProgress(output, page) {
+    const current = page.getPath();
+    const navigation = immutable_1.default.Map((0, encodeNavigation_1.default)(output));
+    const n = navigation.size;
+    let percent = 0, prevPercent = 0, currentChapter = null;
+    let done = true;
+    const chapters = navigation
+        .map((nav, chapterPath) => {
+        nav.path = chapterPath;
+        return nav;
+    })
+        .valueSeq()
+        .sortBy((nav) => {
+        return nav.index;
+    })
+        .map((nav, i) => {
+        // Calcul percent
+        nav.percent = (i * 100) / Math.max(n - 1, 1);
+        // Is it done
+        nav.done = done;
+        if (nav.path == current) {
+            currentChapter = nav;
+            percent = nav.percent;
+            done = false;
+        }
+        else if (done) {
+            prevPercent = nav.percent;
+        }
+        return nav;
+    })
+        .toJS();
+    return {
+        // Previous percent
+        prevPercent: prevPercent,
+        // Current percent
+        percent: percent,
+        // List of chapter with progress
+        chapters: chapters,
+        // Current chapter
+        current: currentChapter
+    };
+}
+exports.default = encodeProgress;