From bc39fa4feb5402f7cffa8eed9fc972e1c9a7acb1 Mon Sep 17 00:00:00 2001
From: Faris Ansari <netchamp.faris@gmail.com>
Date: Tue, 28 Jan 2020 16:30:23 +0530
Subject: [PATCH] feat: PatchRun

- Run ad-hoc patch code
- Run patches based on patchOrder
- Skip already run patches
---
 index.js                            |  2 +-
 model/migrate.js                    | 40 +++++++++++++++++++++++++++++
 models/doctype/PatchRun/PatchRun.js | 10 ++++++++
 models/index.js                     |  3 ++-
 4 files changed, 53 insertions(+), 2 deletions(-)
 create mode 100644 model/migrate.js
 create mode 100644 models/doctype/PatchRun/PatchRun.js

diff --git a/index.js b/index.js
index e9485380..0b2642fd 100644
--- a/index.js
+++ b/index.js
@@ -208,7 +208,7 @@ module.exports = {
     return newDoc;
   },
 
-  async getNewDoc(doctype) {
+  getNewDoc(doctype) {
     let doc = this.newDoc({ doctype: doctype });
     doc._notInserted = true;
     doc.name = frappe.getRandomString();
diff --git a/model/migrate.js b/model/migrate.js
new file mode 100644
index 00000000..1e74425b
--- /dev/null
+++ b/model/migrate.js
@@ -0,0 +1,40 @@
+const frappe = require('frappejs');
+
+module.exports = async function migrate(allPatches, patchOrder) {
+  let executedPatchRuns = [];
+  try {
+    executedPatchRuns = (
+      await frappe.db.getAll({ doctype: 'PatchRun', fields: ['name'] })
+    ).map(d => d.name);
+  } catch (error) {}
+
+  let patchRunOrder = patchOrder
+    .map(text => {
+      let [patch] = text.split(' ');
+      if (text && patch) {
+        return {
+          fileName: text,
+          method: allPatches[patch]
+        };
+      }
+    })
+    .filter(Boolean);
+
+  for (let patch of patchRunOrder) {
+    if (!executedPatchRuns.includes(patch.fileName)) {
+      await runPatch(patch);
+    }
+  }
+};
+
+async function runPatch(patch) {
+  try {
+    await patch.method();
+    let patchRun = frappe.getNewDoc('PatchRun');
+    patchRun.name = patch.fileName;
+    await patchRun.insert();
+  } catch (error) {
+    console.error(error);
+    console.log('Could not run patch', patch);
+  }
+}
diff --git a/models/doctype/PatchRun/PatchRun.js b/models/doctype/PatchRun/PatchRun.js
new file mode 100644
index 00000000..3ecad237
--- /dev/null
+++ b/models/doctype/PatchRun/PatchRun.js
@@ -0,0 +1,10 @@
+module.exports = {
+  name: 'PatchRun',
+  fields: [
+    {
+      fieldname: 'name',
+      fieldtype: 'Data',
+      label: 'Name'
+    }
+  ]
+};
diff --git a/models/index.js b/models/index.js
index 5b11a021..95a91d6c 100644
--- a/models/index.js
+++ b/models/index.js
@@ -11,5 +11,6 @@ module.exports = {
   ToDo: require('./doctype/ToDo/ToDo.js'),
   User: require('./doctype/User/User.js'),
   UserRole: require('./doctype/UserRole/UserRole.js'),
-  File: require('./doctype/File/File.js')
+  File: require('./doctype/File/File.js'),
+  PatchRun: require('./doctype/PatchRun/PatchRun.js')
 };