From 528c5715f35b1b743af7db47d45c8d793dd3ea14 Mon Sep 17 00:00:00 2001
From: Tudor Stanciu <tudor.stanciu94@gmail.com>
Date: Sat, 11 Apr 2020 23:43:14 +0300
Subject: [PATCH] reusable components SelectInput and TextInput + CourseForm

---
 src/components/common/SelectInput.js | 49 ++++++++++++++++++++
 src/components/common/TextInput.js   | 37 +++++++++++++++
 src/components/courses/CourseForm.js | 67 ++++++++++++++++++++++++++++
 3 files changed, 153 insertions(+)
 create mode 100644 src/components/common/SelectInput.js
 create mode 100644 src/components/common/TextInput.js
 create mode 100644 src/components/courses/CourseForm.js

diff --git a/src/components/common/SelectInput.js b/src/components/common/SelectInput.js
new file mode 100644
index 0000000..3f595c1
--- /dev/null
+++ b/src/components/common/SelectInput.js
@@ -0,0 +1,49 @@
+import React from "react";
+import PropTypes from "prop-types";
+
+const SelectInput = ({
+  name,
+  label,
+  onChange,
+  defaultOption,
+  value,
+  error,
+  options
+}) => {
+  return (
+    <div className="form-group">
+      <label htmlFor={name}>{label}</label>
+      <div className="field">
+        {/* Note, value is set here rather than on the option - docs: https://facebook.github.io/react/docs/forms.html */}
+        <select
+          name={name}
+          value={value}
+          onChange={onChange}
+          className="form-control"
+        >
+          <option value="">{defaultOption}</option>
+          {options.map((option) => {
+            return (
+              <option key={option.value} value={option.value}>
+                {option.text}
+              </option>
+            );
+          })}
+        </select>
+        {error && <div className="alert alert-danger">{error}</div>}
+      </div>
+    </div>
+  );
+};
+
+SelectInput.propTypes = {
+  name: PropTypes.string.isRequired,
+  label: PropTypes.string.isRequired,
+  onChange: PropTypes.func.isRequired,
+  defaultOption: PropTypes.string,
+  value: PropTypes.oneOfType([PropTypes.string, PropTypes.number]),
+  error: PropTypes.string,
+  options: PropTypes.arrayOf(PropTypes.object)
+};
+
+export default SelectInput;
diff --git a/src/components/common/TextInput.js b/src/components/common/TextInput.js
new file mode 100644
index 0000000..93d50a9
--- /dev/null
+++ b/src/components/common/TextInput.js
@@ -0,0 +1,37 @@
+import React from "react";
+import PropTypes from "prop-types";
+
+const TextInput = ({ name, label, onChange, placeholder, value, error }) => {
+  let wrapperClass = "form-group";
+  if (error && error.length > 0) {
+    wrapperClass += " " + "has-error";
+  }
+
+  return (
+    <div className={wrapperClass}>
+      <label htmlFor={name}>{label}</label>
+      <div className="field">
+        <input
+          type="text"
+          name={name}
+          className="form-control"
+          placeholder={placeholder}
+          value={value}
+          onChange={onChange}
+        />
+        {error && <div className="alert alert-danger">{error}</div>}
+      </div>
+    </div>
+  );
+};
+
+TextInput.propTypes = {
+  name: PropTypes.string.isRequired,
+  label: PropTypes.string.isRequired,
+  onChange: PropTypes.func.isRequired,
+  placeholder: PropTypes.string,
+  value: PropTypes.string,
+  error: PropTypes.string
+};
+
+export default TextInput;
diff --git a/src/components/courses/CourseForm.js b/src/components/courses/CourseForm.js
new file mode 100644
index 0000000..f0ab750
--- /dev/null
+++ b/src/components/courses/CourseForm.js
@@ -0,0 +1,67 @@
+import React from "react";
+import PropTypes from "prop-types";
+import TextInput from "../common/TextInput";
+import SelectInput from "../common/SelectInput";
+
+const CourseForm = ({
+  course,
+  authors,
+  onSave,
+  onChange,
+  saving = false,
+  errors = {}
+}) => {
+  return (
+    <form onSubmit={onSave}>
+      <h2>{course.id ? "Edit" : "Add"} Course</h2>
+      {errors.onSave && (
+        <div className="alert alert-danger" role="alert">
+          {errors.onSave}
+        </div>
+      )}
+      <TextInput
+        name="title"
+        label="Title"
+        value={course.title}
+        onChange={onChange}
+        error={errors.title}
+      />
+
+      <SelectInput
+        name="authorId"
+        label="Author"
+        value={course.authorId || ""}
+        defaultOption="Select Author"
+        options={authors.map((author) => ({
+          value: author.id,
+          text: author.name
+        }))}
+        onChange={onChange}
+        error={errors.author}
+      />
+
+      <TextInput
+        name="category"
+        label="Category"
+        value={course.category}
+        onChange={onChange}
+        error={errors.category}
+      />
+
+      <button type="submit" disabled={saving} className="btn btn-primary">
+        {saving ? "Saving..." : "Save"}
+      </button>
+    </form>
+  );
+};
+
+CourseForm.propTypes = {
+  authors: PropTypes.array.isRequired,
+  course: PropTypes.object.isRequired,
+  errors: PropTypes.object,
+  onSave: PropTypes.func.isRequired,
+  onChange: PropTypes.func.isRequired,
+  saving: PropTypes.bool
+};
+
+export default CourseForm;