1 files changed, 109 insertions, 0 deletions
diff --git a/packages/gitbook/src/models/glossary.js b/packages/gitbook/src/models/glossary.js
new file mode 100644
index 0000000..e269b14
--- /dev/null
+++ b/packages/gitbook/src/models/glossary.js
@@ -0,0 +1,109 @@
+const Immutable = require('immutable');
+
+const error = require('../utils/error');
+const File = require('./file');
+const GlossaryEntry = require('./glossaryEntry');
+const parsers = require('../parsers');
+
+const Glossary = Immutable.Record({
+    file:       File(),
+    entries:    Immutable.OrderedMap()
+});
+
+Glossary.prototype.getFile = function() {
+    return this.get('file');
+};
+
+Glossary.prototype.getEntries = function() {
+    return this.get('entries');
+};
+
+/**
+    Return an entry by its name
+
+    @param {String} name
+    @return {GlossaryEntry}
+*/
+Glossary.prototype.getEntry = function(name) {
+    const entries = this.getEntries();
+    const id = GlossaryEntry.nameToID(name);
+
+    return entries.get(id);
+};
+
+/**
+    Render glossary as text
+
+    @return {Promise<String>}
+*/
+Glossary.prototype.toText = function(parser) {
+    const file = this.getFile();
+    const entries = this.getEntries();
+
+    parser = parser ? parsers.getByExt(parser) : file.getParser();
+
+    if (!parser) {
+        throw error.FileNotParsableError({
+            filename: file.getPath()
+        });
+    }
+
+    return parser.renderGlossary(entries.toJS());
+};
+
+
+/**
+    Add/Replace an entry to a glossary
+
+    @param {Glossary} glossary
+    @param {GlossaryEntry} entry
+    @return {Glossary}
+*/
+Glossary.addEntry = function addEntry(glossary, entry) {
+    const id = entry.getID();
+    let entries = glossary.getEntries();
+
+    entries = entries.set(id, entry);
+    return glossary.set('entries', entries);
+};
+
+/**
+    Add/Replace an entry to a glossary by name/description
+
+    @param {Glossary} glossary
+    @param {GlossaryEntry} entry
+    @return {Glossary}
+*/
+Glossary.addEntryByName = function addEntryByName(glossary, name, description) {
+    const entry = new GlossaryEntry({
+        name,
+        description
+    });
+
+    return Glossary.addEntry(glossary, entry);
+};
+
+/**
+    Create a glossary from a list of entries
+
+    @param {String} filename
+    @param {Array|List} entries
+    @return {Glossary}
+*/
+Glossary.createFromEntries = function createFromEntries(file, entries) {
+    entries = entries.map(function(entry) {
+        if (!(entry instanceof GlossaryEntry)) {
+            entry = new GlossaryEntry(entry);
+        }
+
+        return [entry.getID(), entry];
+    });
+
+    return new Glossary({
+        file,
+        entries: Immutable.OrderedMap(entries)
+    });
+};
+
+
+module.exports = Glossary;