From aae6fe9256df2f148d68f24e5a902d3edbbf65f5 Mon Sep 17 00:00:00 2001
From: Erick Peniche <erickpeniche@gmail.com>
Date: Wed, 1 Apr 2020 17:22:36 -0500
Subject: [PATCH] Add generator files for duck pattern using redux starter kit

---
 .../duck-starter-kit.generator.js             | 98 +++++++++++++++++++
 .../duck-starter-kit/templates/__naMe__.js    | 12 +++
 .../templates/configureStore.js               | 19 ++++
 .../duck-starter-kit/templates/reducers.js    |  6 ++
 4 files changed, 135 insertions(+)
 create mode 100644 battlecry/generators/duck-starter-kit/duck-starter-kit.generator.js
 create mode 100644 battlecry/generators/duck-starter-kit/templates/__naMe__.js
 create mode 100644 battlecry/generators/duck-starter-kit/templates/configureStore.js
 create mode 100644 battlecry/generators/duck-starter-kit/templates/reducers.js

diff --git a/battlecry/generators/duck-starter-kit/duck-starter-kit.generator.js b/battlecry/generators/duck-starter-kit/duck-starter-kit.generator.js
new file mode 100644
index 0000000..f4392e3
--- /dev/null
+++ b/battlecry/generators/duck-starter-kit/duck-starter-kit.generator.js
@@ -0,0 +1,98 @@
+import { Generator, File, casex, log } from 'battlecry';
+
+const CONFIG_FILE = 'configureStore.js';
+const REDUCERS_FILE = 'reducers.js';
+const REDUX_PATH = 'src/redux';
+
+export default class DuckStarterKitGenerator extends Generator {
+  config = {
+    init: {
+      description: 'Create configStore.js and reducers.js files using redux-starter-kit and an example duck'
+    },
+    generate: {
+      args: 'name ...actions?',
+      description: 'Create or modify duck to add actions'
+    }
+  };
+
+  get configFile() {
+    const template = this.template(CONFIG_FILE);
+    const path = `${REDUX_PATH}/${template.filename}`;
+
+    return new File(path);
+  }
+
+  get reducersFile() {
+    const template = this.template(REDUCERS_FILE);
+    const path = `${REDUX_PATH}/${template.filename}`;
+
+    return new File(path);
+  }
+
+  get actions() {
+    return (this.args.actions || ['set']).reverse();
+  }
+
+  init() {
+    const configFile = this.configFile;
+
+    if(configFile.exists) {
+      log.warn(`${CONFIG_FILE} has already been initiated. Please check the ${configFile.path} file`);
+    } else {
+      this.template(CONFIG_FILE).saveAs(configFile.path);
+    }
+
+    const reducersFile = this.reducersFile;
+
+    if(reducersFile.exists) {
+      log.warn(`${REDUCERS_FILE} has already been initiated. Please check the ${reducersFile.path} file`);
+    } else {
+      this.template(REDUCERS_FILE).saveAs(reducersFile.path);
+    }
+
+    if (!configFile.exists && !reducersFile.exists) {
+      this.generator('duck-starter-kit').setArgs({name: 'todo'}).play('generate');
+    }
+  }
+
+  generate() {
+    this.addActionsToDuck();
+    this.addDuckToReducers();
+  }
+
+  addActionsToDuck() {
+    const template = this.template('_*');
+    const path = `${REDUX_PATH}/modules/${template.filename}`;
+
+    let file = new File(path, this.args.name);
+    if(!file.exists) file = template;
+
+    this.actions.forEach(action => {
+      file.after('// Action Creators', `export const __naMe__ = createAction('${casex(this.args.name, 'na-me')}/__NA-ME__');`, action);
+
+      file.after('createReducer(initialState, {', [
+        '  [__naMe__]: (state, action) => {',
+        '    // Perform action',
+        '  },'
+      ], action);
+    });
+
+    file.saveAs(path, this.args.name);
+  }
+
+  addDuckToReducers() {
+    const file = this.reducersFile;
+
+    if(!file.exists) return null;
+
+    try {
+      const reducerExistsLine = file.search('  __naMe__,', this.args.name);
+      log.warn(`Found existing reducer "${casex(this.args.name, 'naMe')}" in line ${reducerExistsLine} of ${file.dirname}/${file.filename}`);
+    } catch (e) {
+      file
+        .after('// Reducers', "import __naMe__ from './modules/__naMe__'", this.args.name)
+        .after('const reducers = {', '  __naMe__,', this.args.name)
+        .save();
+    }
+  }
+}
diff --git a/battlecry/generators/duck-starter-kit/templates/__naMe__.js b/battlecry/generators/duck-starter-kit/templates/__naMe__.js
new file mode 100644
index 0000000..e991239
--- /dev/null
+++ b/battlecry/generators/duck-starter-kit/templates/__naMe__.js
@@ -0,0 +1,12 @@
+import { createReducer, createAction } from 'redux-starter-kit';
+
+// Action Creators
+
+// Reducer
+const initialState = {
+};
+
+const reducer = createReducer(initialState, {
+});
+
+export default reducer;
diff --git a/battlecry/generators/duck-starter-kit/templates/configureStore.js b/battlecry/generators/duck-starter-kit/templates/configureStore.js
new file mode 100644
index 0000000..c17706d
--- /dev/null
+++ b/battlecry/generators/duck-starter-kit/templates/configureStore.js
@@ -0,0 +1,19 @@
+import { configureStore, getDefaultMiddleware } from 'redux-starter-kit';
+import { combineReducers } from 'redux';
+import reducers from './reducers';
+
+const rootReducer = combineReducers(reducers);
+
+export default function configureAppStore(preloadedState) {
+  const store = configureStore({
+    reducer: rootReducer,
+    middleware: [...getDefaultMiddleware()],
+    preloadedState,
+  });
+
+  if (process.env.NODE_ENV !== 'production' && module.hot) {
+    module.hot.accept('./reducers', () => store.replaceReducer(rootReducer));
+  }
+
+  return store;
+}
diff --git a/battlecry/generators/duck-starter-kit/templates/reducers.js b/battlecry/generators/duck-starter-kit/templates/reducers.js
new file mode 100644
index 0000000..6a17a91
--- /dev/null
+++ b/battlecry/generators/duck-starter-kit/templates/reducers.js
@@ -0,0 +1,6 @@
+// Reducers
+
+const reducers = {
+};
+
+export default reducers;