From 8762e623d0878ceafe60b3713eccc3f294df9d71 Mon Sep 17 00:00:00 2001
From: Kgothatso Ngako <kpangako+gitea@gmail.com>
Date: Sun, 26 Dec 2021 00:59:02 +0200
Subject: [PATCH] Add ability to fork translationEntryVersions

---
 server/router/fork/index.js                | 61 ++++++++++++++++++++++
 server/router/index.js                     |  2 +
 server/router/versions/index.js            |  3 ++
 server/views/translation-entry-version.pug | 16 +++++-
 4 files changed, 81 insertions(+), 1 deletion(-)
 create mode 100644 server/router/fork/index.js

diff --git a/server/router/fork/index.js b/server/router/fork/index.js
new file mode 100644
index 0000000..8d7dd21
--- /dev/null
+++ b/server/router/fork/index.js
@@ -0,0 +1,61 @@
+const express = require('express');
+
+module.exports = function (options) {
+    const db = options.db;
+    var router = express.Router();
+
+    router.route('/t/:id')
+        .post(function(request, response, next) {
+            db.TranslationEntryVersion.findByPk(request.params.id, {
+            }).then(async (translationEntryVersion) => {
+                if (translationEntryVersion) {
+                    // fork...
+                    const forkedTranslationEntryVersion = await db.TranslationEntryVersion.create({
+                        name: translationEntryVersion.name,
+                        entryVersionId: translationEntryVersion.entryVersionId,
+                        userId: request.user.id,
+                        dialectId: translationEntryVersion.dialectId,
+                        forkedFromId: translationEntryVersion.id
+                    })
+                    if (forkedTranslationEntryVersion) {
+                        return response.redirect(`/v/${forkedTranslationEntryVersion.entryVersionId}/translations/${forkedTranslationEntryVersion.id}`)
+                    } else {
+                        next()
+                    }
+                } else {
+                    next()
+                }
+            }).catch(error => {
+                next(error)
+            })
+        })
+    
+    router.route('/e/:id')
+        .get(function(request, response, next) {
+            db.TranslationEntryVersion.findByPk(request.params.id, {
+            }).then(translationEntryVersion => {
+                if (translationEntryVersion) {
+                    // choose a dialect
+                    next()
+                } else {
+                    next()
+                }
+            }).catch(error => {
+                next(error)
+            })
+        })
+        .post(function(request, response, next) {
+            db.TranslationEntryVersion.findByPk(request.params.id, {
+            }).then(translationEntryVersion => {
+                if (translationEntryVersion) {
+                    // fork...
+                    next()
+                } else {
+                    next()
+                }
+            }).catch(error => {
+                next(error)
+            })
+        })
+    return router;
+};
\ No newline at end of file
diff --git a/server/router/index.js b/server/router/index.js
index 6a29673..0903ab8 100644
--- a/server/router/index.js
+++ b/server/router/index.js
@@ -24,6 +24,7 @@ module.exports = function (options) {
     var apiRouter = require('./api/')(options);
     var translateRouter = require('./translate/')(options);
     var versionsRouter = require('./versions')(options);
+    var forkRouter = require('./fork')(options);
 
     router.use('/library', libraryRouter);
     router.use('/pledges', pledgesRouter);
@@ -32,6 +33,7 @@ module.exports = function (options) {
     router.use('/api', apiRouter);
     router.use('/translate', translateRouter);
     router.use('/v', versionsRouter);
+    router.use('/fork', forkRouter);
 
     return router;
 };
\ No newline at end of file
diff --git a/server/router/versions/index.js b/server/router/versions/index.js
index cb2116c..14a82ad 100644
--- a/server/router/versions/index.js
+++ b/server/router/versions/index.js
@@ -168,6 +168,9 @@ module.exports = function (options) {
                                 association: db.EntryVersion.Entry
                             }
                         ]
+                    },
+                    {
+                        association: db.TranslationEntryVersion.ForkedFrom
                     }
                 ]
             }).then(translationEntryVersion => {
diff --git a/server/views/translation-entry-version.pug b/server/views/translation-entry-version.pug
index f38be3b..0130390 100644
--- a/server/views/translation-entry-version.pug
+++ b/server/views/translation-entry-version.pug
@@ -6,4 +6,18 @@ block content
             h1= translationEntryVersion.name
             h2= translationEntryVersion.entryVersion.entry.name
 
-            a.btn.black(href=`/translate/${translationEntryVersion.id}`) Translate
\ No newline at end of file
+            if translationEntryVersion.forkedFrom 
+                p.flow-text is a 
+                    a(href=`/v/${translationEntryVersion.forkedFrom.entryVersionId}/translations/${translationEntryVersion.forkedFrom.id}`)  fork 
+
+            //- TODO: Condition to show translate button
+            .row 
+                .col.s12
+                    a.btn.black(href=`/translate/${translationEntryVersion.id}`) Translate
+            //- TODO: Condition to show fork button
+            .row
+                .col.s12
+                    form(action=`/fork/t/${translationEntryVersion.id}`, method="post") 
+                        button.btn.black(type="submit") fork
+
+            //- TODO: Give summary of chapters...