From dffc73cc6d6d798f04a8b7f3b4ba22d6dcfa1ac5 Mon Sep 17 00:00:00 2001
From: SleepWalker <mybox@udf.su>
Date: Sun, 22 May 2016 10:53:40 +0300
Subject: [PATCH] #41: integrate change email with backend

---
 .../profile/changeEmail/ChangeEmail.intl.json |  17 ++
 .../profile/changeEmail/ChangeEmail.jsx       | 267 +++++++++++-------
 .../changeEmail/ChangeEmail.messages.js       |  66 -----
 .../changeUsername/ChangeUsername.intl.json   |   6 +
 .../profile/changeUsername/ChangeUsername.jsx |   2 +-
 .../changeUsername/ChangeUsername.messages.js |  24 --
 .../PasswordRequestForm.intl.json             |   4 +
 .../PasswordRequestForm.jsx                   |   2 +-
 .../PasswordRequestForm.messages.js           |  12 -
 src/components/ui/form/FormModel.js           |   4 +
 src/components/ui/form/form.scss              |  11 +
 src/i18n/en.json                              |  40 +--
 src/i18n/ru.json                              |  40 +--
 src/pages/profile/ChangePasswordPage.jsx      |   5 +-
 src/pages/profile/ChangeUsernamePage.jsx      |   5 +-
 src/pages/profile/ProfileChangeEmailPage.jsx  |  36 ++-
 src/pages/profile/ProfilePage.jsx             |  52 ++--
 src/services/api/accounts.js                  |  23 ++
 src/services/errorsDict.intl.json             |   3 +-
 src/services/errorsDict.js                    |   1 +
 src/services/request.js                       |   2 +-
 21 files changed, 338 insertions(+), 284 deletions(-)
 create mode 100644 src/components/profile/changeEmail/ChangeEmail.intl.json
 delete mode 100644 src/components/profile/changeEmail/ChangeEmail.messages.js
 create mode 100644 src/components/profile/changeUsername/ChangeUsername.intl.json
 delete mode 100644 src/components/profile/changeUsername/ChangeUsername.messages.js
 create mode 100644 src/components/profile/passwordRequestForm/PasswordRequestForm.intl.json
 delete mode 100644 src/components/profile/passwordRequestForm/PasswordRequestForm.messages.js

diff --git a/src/components/profile/changeEmail/ChangeEmail.intl.json b/src/components/profile/changeEmail/ChangeEmail.intl.json
new file mode 100644
index 0000000..5a8f433
--- /dev/null
+++ b/src/components/profile/changeEmail/ChangeEmail.intl.json
@@ -0,0 +1,17 @@
+{
+    "changeEmailTitle": "Change E-mail",
+    "changeEmailDescription": "To change current account E-mail you must first verify that you own the current address and then confirm the new one.",
+    "currentAccountEmail": "Current account E-mail address:",
+    "pressButtonToStart": "Press the button below to send a message with the code for E-mail change initialization.",
+    "enterInitializationCode": "The E-mail with an initialization code for E-mail change procedure was sent to {email}. Please enter the code into the field below:",
+
+    "enterNewEmail": "Then provide your new E-mail address, that you want to use with this account. You will be mailed with confirmation code.",
+    "finalizationCodeWasSentToEmail": "The E-mail change confirmation code was sent to {email}.",
+    "enterFinalizationCode": "In order to confirm your new E-mail, please enter the code received into the field below:",
+
+    "newEmailPlaceholder": "Enter new E-mail",
+    "codePlaceholder": "Paste the code here",
+    "sendEmailButton": "Send E-mail",
+    "changeEmailButton": "Change E-mail",
+    "alreadyReceivedCode": "Already received code"
+}
diff --git a/src/components/profile/changeEmail/ChangeEmail.jsx b/src/components/profile/changeEmail/ChangeEmail.jsx
index 3a4c3e9..264e500 100644
--- a/src/components/profile/changeEmail/ChangeEmail.jsx
+++ b/src/components/profile/changeEmail/ChangeEmail.jsx
@@ -12,19 +12,28 @@ import helpLinks from 'components/auth/helpLinks.scss';
 import MeasureHeight from 'components/MeasureHeight';
 
 import changeEmail from './changeEmail.scss';
-import messages from './ChangeEmail.messages';
+import messages from './ChangeEmail.intl.json';
 
 const STEPS_TOTAL = 3;
 
-// TODO: disable code field, if the code was passed through url
-
 export default class ChangeEmail extends Component {
     static displayName = 'ChangeEmail';
 
     static propTypes = {
         onChangeStep: PropTypes.func,
         email: PropTypes.string.isRequired,
-        form: PropTypes.instanceOf(FormModel),
+        stepForms: PropTypes.arrayOf((propValue, key, componentName, location, propFullName) => {
+            if (propValue.length !== 3) {
+                return new Error(`\`${propFullName}\` must be an array of 3 FormModel instances. Validation failed.`);
+            }
+
+            if (!(propValue[key] instanceof FormModel)) {
+                return new Error(
+                    `Invalid prop \`${propFullName}\` supplied to \
+                    \`${componentName}\`. Validation failed.`
+                );
+            }
+        }),
         onSubmit: PropTypes.func.isRequired,
         step: PropTypes.oneOf([0, 1, 2]),
         code: PropTypes.string
@@ -32,7 +41,11 @@ export default class ChangeEmail extends Component {
 
     static get defaultProps() {
         return {
-            form: new FormModel(),
+            stepForms: [
+                new FormModel(),
+                new FormModel(),
+                new FormModel()
+            ],
             onChangeStep() {},
             step: 0
         };
@@ -45,18 +58,19 @@ export default class ChangeEmail extends Component {
 
     componentWillReceiveProps(nextProps) {
         this.setState({
-            activeStep: nextProps.step || this.state.activeStep,
+            activeStep: typeof nextProps.step === 'number' ? nextProps.step : this.state.activeStep,
             code: nextProps.code || ''
         });
     }
 
     render() {
-        const {form} = this.props;
         const {activeStep} = this.state;
+        const form = this.props.stepForms[activeStep];
 
         return (
-            <Form onSubmit={this.onFormSubmit}
-                form={form}
+            <Form form={form}
+                onSubmit={this.onFormSubmit}
+                onInvalid={() => this.forceUpdate()}
             >
                 <div className={styles.contentWithBackButton}>
                     <Link className={styles.backButton} to="/" />
@@ -95,7 +109,7 @@ export default class ChangeEmail extends Component {
                             color="violet"
                             block
                             label={this.isLastStep() ? messages.changeEmailButton : messages.sendEmailButton}
-                            onClick={this.onSwitchStep}
+                            onClick={this.onSubmit}
                         />
                     </div>
 
@@ -112,9 +126,9 @@ export default class ChangeEmail extends Component {
     }
 
     renderStepForms() {
-        const {form, email} = this.props;
+        const {email} = this.props;
         const {activeStep, code} = this.state;
-        const isCodeEntered = !!this.props.code;
+        const isCodeSpecified = !!this.props.code;
 
         const activeStepHeight = this.state[`step${activeStep}Height`] || 0;
 
@@ -138,90 +152,25 @@ export default class ChangeEmail extends Component {
                             WebkitTransform: `translateX(-${interpolatingStyle.transform}%)`,
                             transform: `translateX(-${interpolatingStyle.transform}%)`
                         }}>
-                            <MeasureHeight className={changeEmail.stepForm} onMeasure={this.onStepMeasure(0)}>
-                                <div className={styles.formBody}>
-                                    <div className={styles.formRow}>
-                                        <p className={styles.description}>
-                                            <Message {...messages.currentAccountEmail} />
-                                        </p>
-                                    </div>
+                            {(new Array(STEPS_TOTAL)).fill(0).map((_, step) => {
+                                const form = this.props.stepForms[step];
 
-                                    <div className={styles.formRow}>
-                                        <h2 className={changeEmail.currentAccountEmail}>
-                                            {email}
-                                        </h2>
-                                    </div>
-
-                                    <div className={styles.formRow}>
-                                        <p className={styles.description}>
-                                            <Message {...messages.pressButtonToStart} />
-                                        </p>
-                                    </div>
-                                </div>
-                            </MeasureHeight>
-
-                            <MeasureHeight className={changeEmail.stepForm} onMeasure={this.onStepMeasure(1)}>
-                                <div className={styles.formBody}>
-                                    <div className={styles.formRow}>
-                                        <p className={styles.description}>
-                                            <Message {...messages.enterInitializationCode} values={{
-                                                email: (<b>{email}</b>)
-                                            }} />
-                                        </p>
-                                    </div>
-
-                                    <div className={styles.formRow}>
-                                        <Input {...form.bindField('initializationCode')}
-                                            required
-                                            disabled={isCodeEntered}
-                                            value={code}
-                                            onChange={this.onCodeInput}
-                                            skin="light"
-                                            color="violet"
-                                            placeholder={messages.codePlaceholder}
-                                        />
-                                    </div>
-
-                                    <div className={styles.formRow}>
-                                        <p className={styles.description}>
-                                            <Message {...messages.enterNewEmail} />
-                                        </p>
-                                    </div>
-
-                                    <div className={styles.formRow}>
-                                        <Input {...form.bindField('newEmail')}
-                                            required
-                                            skin="light"
-                                            color="violet"
-                                            placeholder={messages.newEmailPlaceholder}
-                                        />
-                                    </div>
-                                </div>
-                            </MeasureHeight>
-
-                            <MeasureHeight className={changeEmail.stepForm} onMeasure={this.onStepMeasure(2)}>
-                                <div className={styles.formBody}>
-                                    <div className={styles.formRow}>
-                                        <p className={styles.description}>
-                                            <Message {...messages.enterFinalizationCode} values={{
-                                                email: (<b>{form.value('newEmail')}</b>)
-                                            }} />
-                                        </p>
-                                    </div>
-
-                                    <div className={styles.formRow}>
-                                        <Input {...form.bindField('finalizationCode')}
-                                            required
-                                            disabled={isCodeEntered}
-                                            value={code}
-                                            onChange={this.onCodeInput}
-                                            skin="light"
-                                            color="violet"
-                                            placeholder={messages.codePlaceholder}
-                                        />
-                                    </div>
-                                </div>
-                            </MeasureHeight>
+                                return (
+                                    <MeasureHeight
+                                        className={changeEmail.stepForm}
+                                        onMeasure={this.onStepMeasure(step)}
+                                        state={`${step}.${form.hasErrors()}`}
+                                        key={step}
+                                    >
+                                        {this[`renderStep${step}`]({
+                                            email,
+                                            code,
+                                            form,
+                                            isActiveStep: step === activeStep
+                                        })}
+                                    </MeasureHeight>
+                                );
+                            })}
                         </div>
                     </div>
                 )}
@@ -229,15 +178,114 @@ export default class ChangeEmail extends Component {
         );
     }
 
+    renderStep0({email}) {
+        return (
+            <div className={styles.formBody}>
+                <div className={styles.formRow}>
+                    <p className={styles.description}>
+                        <Message {...messages.currentAccountEmail} />
+                    </p>
+                </div>
+
+                <div className={styles.formRow}>
+                    <h2 className={changeEmail.currentAccountEmail}>
+                        {email}
+                    </h2>
+                </div>
+
+                <div className={styles.formRow}>
+                    <p className={styles.description}>
+                        <Message {...messages.pressButtonToStart} />
+                    </p>
+                </div>
+            </div>
+        );
+    }
+
+    renderStep1({email, form, code, isCodeSpecified, isActiveStep}) {
+        return (
+            <div className={styles.formBody}>
+                <div className={styles.formRow}>
+                    <p className={styles.description}>
+                        <Message {...messages.enterInitializationCode} values={{
+                            email: (<b>{email}</b>)
+                        }} />
+                    </p>
+                </div>
+
+                <div className={styles.formRow}>
+                    <Input {...form.bindField('key')}
+                        required={isActiveStep}
+                        disabled={isCodeSpecified}
+                        value={code}
+                        onChange={this.onCodeInput}
+                        autoComplete="off"
+                        skin="light"
+                        color="violet"
+                        placeholder={messages.codePlaceholder}
+                    />
+                </div>
+
+                <div className={styles.formRow}>
+                    <p className={styles.description}>
+                        <Message {...messages.enterNewEmail} />
+                    </p>
+                </div>
+
+                <div className={styles.formRow}>
+                    <Input {...form.bindField('email')}
+                        required={isActiveStep}
+                        skin="light"
+                        color="violet"
+                        placeholder={messages.newEmailPlaceholder}
+                    />
+                </div>
+            </div>
+        );
+    }
+
+    renderStep2({form, code, isCodeSpecified, isActiveStep}) {
+        const newEmail = this.props.stepForms[1].value('email');
+
+        return (
+            <div className={styles.formBody}>
+                <div className={styles.formRow}>
+                    <p className={styles.description}>
+                        {newEmail ? (
+                            <span>
+                                <Message {...messages.finalizationCodeWasSentToEmail} values={{
+                                    email: (<b>{newEmail}</b>)
+                                }} />
+                                {' '}
+                            </span>
+                        ) : null}
+                        <Message {...messages.enterFinalizationCode} />
+                    </p>
+                </div>
+
+                <div className={styles.formRow}>
+                    <Input {...form.bindField('key')}
+                        required={isActiveStep}
+                        disabled={isCodeSpecified}
+                        value={code}
+                        onChange={this.onCodeInput}
+                        autoComplete="off"
+                        skin="light"
+                        color="violet"
+                        placeholder={messages.codePlaceholder}
+                    />
+                </div>
+            </div>
+        );
+    }
+
     onStepMeasure(step) {
         return (height) => this.setState({
             [`step${step}Height`]: height
         });
     }
 
-    onSwitchStep = (event) => {
-        event.preventDefault();
-
+    nextStep() {
         const {activeStep} = this.state;
         const nextStep = activeStep + 1;
 
@@ -248,6 +296,16 @@ export default class ChangeEmail extends Component {
 
             this.props.onChangeStep(nextStep);
         }
+    }
+
+    isLastStep() {
+        return this.state.activeStep + 1 === STEPS_TOTAL;
+    }
+
+    onSwitchStep = (event) => {
+        event.preventDefault();
+
+        this.nextStep();
     };
 
     onCodeInput = (event) => {
@@ -258,11 +316,14 @@ export default class ChangeEmail extends Component {
         });
     };
 
-    isLastStep() {
-        return this.state.activeStep + 1 === STEPS_TOTAL;
-    }
-
     onFormSubmit = () => {
-        this.props.onSubmit(this.props.form);
+        const {activeStep} = this.state;
+        const promise = this.props.onSubmit(activeStep, this.props.stepForms[activeStep]);
+
+        if (!promise || !promise.then) {
+            throw new Error('Expecting promise from onSubmit');
+        }
+
+        promise.then(() => this.nextStep(), () => this.forceUpdate());
     };
 }
diff --git a/src/components/profile/changeEmail/ChangeEmail.messages.js b/src/components/profile/changeEmail/ChangeEmail.messages.js
deleted file mode 100644
index bbcb7f7..0000000
--- a/src/components/profile/changeEmail/ChangeEmail.messages.js
+++ /dev/null
@@ -1,66 +0,0 @@
-import { defineMessages } from 'react-intl';
-
-export default defineMessages({
-    changeEmailTitle: {
-        id: 'changeEmailTitle',
-        defaultMessage: 'Change E-mail'
-        // defaultMessage: 'Смена E-mail'
-    },
-    changeEmailDescription: {
-        id: 'changeEmailDescription',
-        defaultMessage: 'To change current account E-mail you must first verify that you own the current address and then confirm the new one.'
-        // defaultMessage: 'Для смены E-mail адреса аккаунта сперва необходимо подтвердить владение текущим адресом, а за тем привязать новый.'
-    },
-    currentAccountEmail: {
-        id: 'currentAccountEmail',
-        defaultMessage: 'Current account E-mail address:'
-        // defaultMessage: 'Текущий E-mail адрес, привязанный к аккаунту:'
-    },
-    pressButtonToStart: {
-        id: 'pressButtonToStart',
-        defaultMessage: 'Press the button below to send a message with the code for E-mail change initialization.'
-        // defaultMessage: 'Нажмите кнопку ниже, что бы отправить письмо с кодом для инциализации процесса смены E-mail адреса.'
-    },
-    enterInitializationCode: {
-        id: 'enterInitializationCode',
-        defaultMessage: 'The E-mail with an initialization code for E-mail change procedure was sent to {email}. Please enter the code into the field below:'
-        // defaultMessage: 'На E-mail {email} было отправлено письмо с кодом для инициализации смены E-mail адреса. Введите его в поле ниже:'
-    },
-//
-    enterNewEmail: {
-        id: 'enterNewEmail',
-        defaultMessage: 'Then provide your new E-mail address, that you want to use with this account. You will be mailed with confirmation code.'
-        // defaultMessage: 'За тем укажите новый E-mail адрес, к котором хотите привязать свой аккаунт. На него будет выслан код с подтверждением.'
-    },
-    enterFinalizationCode: {
-        id: 'enterFinalizationCode',
-        defaultMessage: 'The E-mail change confirmation code was sent to {email}. Please enter the code received into the field below:'
-        // defaultMessage: 'На указанный E-mail {email} было выслано письмо с кодом для завершщения смены E-mail адреса. Введите полученный код в поле ниже:'
-    },
-//
-    newEmailPlaceholder: {
-        id: 'newEmailPlaceholder',
-        defaultMessage: 'Enter new E-mail'
-        // defaultMessage: 'Введите новый E-mail'
-    },
-    codePlaceholder: {
-        id: 'codePlaceholder',
-        defaultMessage: 'Paste the code here'
-        // defaultMessage: 'Вставьте код сюда'
-    },
-    sendEmailButton: {
-        id: 'sendEmailButton',
-        defaultMessage: 'Send E-mail'
-        // defaultMessage: 'Отправить E-mail'
-    },
-    changeEmailButton: {
-        id: 'changeEmailButton',
-        defaultMessage: 'Change E-mail'
-        // defaultMessage: 'Сменить E-mail'
-    },
-    alreadyReceivedCode: {
-        id: 'alreadyReceivedCode',
-        defaultMessage: 'Already received code'
-        // defaultMessage: 'Я получил код'
-    }
-});
diff --git a/src/components/profile/changeUsername/ChangeUsername.intl.json b/src/components/profile/changeUsername/ChangeUsername.intl.json
new file mode 100644
index 0000000..877100e
--- /dev/null
+++ b/src/components/profile/changeUsername/ChangeUsername.intl.json
@@ -0,0 +1,6 @@
+{
+    "changeUsernameTitle": "Change nickname",
+    "changeUsernameDescription": "You can change your nickname to any arbitrary value. Remember that it is not recommended to take a nickname of already existing Mojang account.",
+    "changeUsernameWarning": "Be careful: if you playing on the server with nickname binding, then after changing nickname you may lose all your progress.",
+    "changeUsernameButton": "Change nickname"
+}
diff --git a/src/components/profile/changeUsername/ChangeUsername.jsx b/src/components/profile/changeUsername/ChangeUsername.jsx
index f6bc3ab..bf7d11d 100644
--- a/src/components/profile/changeUsername/ChangeUsername.jsx
+++ b/src/components/profile/changeUsername/ChangeUsername.jsx
@@ -7,7 +7,7 @@ import Helmet from 'react-helmet';
 import { Input, Button, Form, FormModel } from 'components/ui/form';
 import styles from 'components/profile/profileForm.scss';
 
-import messages from './ChangeUsername.messages';
+import messages from './ChangeUsername.intl.json';
 
 export default class ChangeUsername extends Component {
     static displayName = 'ChangeUsername';
diff --git a/src/components/profile/changeUsername/ChangeUsername.messages.js b/src/components/profile/changeUsername/ChangeUsername.messages.js
deleted file mode 100644
index 4ea3681..0000000
--- a/src/components/profile/changeUsername/ChangeUsername.messages.js
+++ /dev/null
@@ -1,24 +0,0 @@
-import { defineMessages } from 'react-intl';
-
-export default defineMessages({
-    changeUsernameTitle: {
-        id: 'changeUsernameTitle',
-        defaultMessage: 'Change nickname'
-        // defaultMessage: 'Смена никнейма'
-    },
-    changeUsernameDescription: {
-        id: 'changeUsernameDescription',
-        defaultMessage: 'You can change your nickname to any arbitrary value. Remember that it is not recommended to take a nickname of already existing Mojang account.'
-        // defaultMessage: 'Вы можете сменить свой никнейм на любое допустимое значение. Помните о том, что не рекомендуется занимать никнеймы пользователей Mojang.'
-    },
-    changeUsernameWarning: {
-        id: 'changeUsernameWarning',
-        defaultMessage: 'Be careful: if you playing on the server with nickname binding, then after changing nickname you may lose all your progress.'
-        // defaultMessage: 'Будьте внимательны: если вы играли на сервере с привязкой по нику, то после смены ника вы можете утратить весь свой прогресс.'
-    },
-    changeUsernameButton: {
-        id: 'changeUsernameButton',
-        defaultMessage: 'Change nickname'
-        // defaultMessage: 'Сменить никнейм'
-    }
-});
diff --git a/src/components/profile/passwordRequestForm/PasswordRequestForm.intl.json b/src/components/profile/passwordRequestForm/PasswordRequestForm.intl.json
new file mode 100644
index 0000000..02362fa
--- /dev/null
+++ b/src/components/profile/passwordRequestForm/PasswordRequestForm.intl.json
@@ -0,0 +1,4 @@
+{
+    "pleaseEnterPassword": "Please, enter your current password",
+    "title": "Confirm your action"
+}
diff --git a/src/components/profile/passwordRequestForm/PasswordRequestForm.jsx b/src/components/profile/passwordRequestForm/PasswordRequestForm.jsx
index fbcf355..edd4e85 100644
--- a/src/components/profile/passwordRequestForm/PasswordRequestForm.jsx
+++ b/src/components/profile/passwordRequestForm/PasswordRequestForm.jsx
@@ -4,7 +4,7 @@ import { FormattedMessage as Message } from 'react-intl';
 
 import { Form, Button, Input, FormModel } from 'components/ui/form';
 
-import messages from './PasswordRequestForm.messages';
+import messages from './PasswordRequestForm.intl.json';
 
 export default class PasswordRequestForm extends Component {
     static displayName = 'PasswordRequestForm';
diff --git a/src/components/profile/passwordRequestForm/PasswordRequestForm.messages.js b/src/components/profile/passwordRequestForm/PasswordRequestForm.messages.js
deleted file mode 100644
index b522c08..0000000
--- a/src/components/profile/passwordRequestForm/PasswordRequestForm.messages.js
+++ /dev/null
@@ -1,12 +0,0 @@
-import { defineMessages } from 'react-intl';
-
-export default defineMessages({
-    pleaseEnterPassword: {
-        id: 'pleaseEnterPassword',
-        defaultMessage: 'Please, enter your current password'
-    },
-    title: {
-        id: 'title',
-        defaultMessage: 'Confirm your action'
-    }
-});
diff --git a/src/components/ui/form/FormModel.js b/src/components/ui/form/FormModel.js
index 18810e7..418e0f3 100644
--- a/src/components/ui/form/FormModel.js
+++ b/src/components/ui/form/FormModel.js
@@ -72,6 +72,10 @@ export default class FormModel {
         return this.errors[fieldId] || null;
     }
 
+    hasErrors() {
+        return Object.keys(this.errors).length > 0;
+    }
+
     serialize() {
         return Object.keys(this.fields).reduce((acc, fieldId) => {
             acc[fieldId] = this.fields[fieldId].getValue();
diff --git a/src/components/ui/form/form.scss b/src/components/ui/form/form.scss
index a22bcd0..5396bd6 100644
--- a/src/components/ui/form/form.scss
+++ b/src/components/ui/form/form.scss
@@ -140,6 +140,17 @@
     color: $red;
     font-size: 12px;
     margin: 3px 0;
+
+    a {
+        border-bottom: 1px dotted rgba($red, 0.75);
+        text-decoration: none;
+        transition: .25s;
+        color: $red;
+
+        &:hover {
+            border-bottom-color: transparent;
+        }
+    }
 }
 
 @include input-theme('green', $green);
diff --git a/src/i18n/en.json b/src/i18n/en.json
index 48cbc64..9a0d547 100644
--- a/src/i18n/en.json
+++ b/src/i18n/en.json
@@ -1,13 +1,4 @@
 {
-    "alreadyReceivedCode": "Already received code",
-    "changeEmailButton": "Change E-mail",
-    "changeEmailDescription": "To change current account E-mail you must first verify that you own the current address and then confirm the new one.",
-    "changeEmailTitle": "Change E-mail",
-    "changeUsernameButton": "Change nickname",
-    "changeUsernameDescription": "You can change your nickname to any arbitrary value. Remember that it is not recommended to take a nickname of already existing Mojang account.",
-    "changeUsernameTitle": "Change nickname",
-    "changeUsernameWarning": "Be careful: if you playing on the server with nickname binding, then after changing nickname you may lose all your progress.",
-    "codePlaceholder": "Paste the code here",
     "components.auth.activation.accountActivationTitle": "Account activation",
     "components.auth.activation.activationMailWasSent": "Please check {email} for the message with the last registration step",
     "components.auth.activation.confirmEmail": "Confirm E-mail",
@@ -69,6 +60,19 @@
     "components.langMenu.siteLanguage": "Site language",
     "components.profile.accountDescription": "Ely.by account allows you to get access to many Minecraft resources. Please, take care of your account safety. Use secure password and change it regularly.",
     "components.profile.accountPreferencesTitle": "Ely.by account preferences",
+    "components.profile.changeEmail.alreadyReceivedCode": "Already received code",
+    "components.profile.changeEmail.changeEmailButton": "Change E-mail",
+    "components.profile.changeEmail.changeEmailDescription": "To change current account E-mail you must first verify that you own the current address and then confirm the new one.",
+    "components.profile.changeEmail.changeEmailTitle": "Change E-mail",
+    "components.profile.changeEmail.codePlaceholder": "Paste the code here",
+    "components.profile.changeEmail.currentAccountEmail": "Current account E-mail address:",
+    "components.profile.changeEmail.enterFinalizationCode": "In order to confirm your new E-mail, please enter the code received into the field below:",
+    "components.profile.changeEmail.enterInitializationCode": "The E-mail with an initialization code for E-mail change procedure was sent to {email}. Please enter the code into the field below:",
+    "components.profile.changeEmail.enterNewEmail": "Then provide your new E-mail address, that you want to use with this account. You will be mailed with confirmation code.",
+    "components.profile.changeEmail.finalizationCodeWasSentToEmail": "The E-mail change confirmation code was sent to {email}.",
+    "components.profile.changeEmail.newEmailPlaceholder": "Enter new E-mail",
+    "components.profile.changeEmail.pressButtonToStart": "Press the button below to send a message with the code for E-mail change initialization.",
+    "components.profile.changeEmail.sendEmailButton": "Send E-mail",
     "components.profile.changePassword.achievementLossWarning": "Are you cherish your game achievements, right?",
     "components.profile.changePassword.changePasswordButton": "Change password",
     "components.profile.changePassword.changePasswordDescription": "Please take a password, that will be different from your passwords on the other sites and will not be the same you are using to enter Minecraft game servers you are playing.",
@@ -77,26 +81,24 @@
     "components.profile.changePassword.newPasswordLabel": "New password:",
     "components.profile.changePassword.passwordRequirements": "Password must contain at least 8 characters. It can be any symbols — do not limit yourself, create an unpredictable password!",
     "components.profile.changePassword.repeatNewPasswordLabel": "Repeat the password:",
+    "components.profile.changeUsername.changeUsernameButton": "Change nickname",
+    "components.profile.changeUsername.changeUsernameDescription": "You can change your nickname to any arbitrary value. Remember that it is not recommended to take a nickname of already existing Mojang account.",
+    "components.profile.changeUsername.changeUsernameTitle": "Change nickname",
+    "components.profile.changeUsername.changeUsernameWarning": "Be careful: if you playing on the server with nickname binding, then after changing nickname you may lose all your progress.",
     "components.profile.changedAt": "Changed {at}",
     "components.profile.disabled": "Disabled",
     "components.profile.mojangPriorityWarning": "A Mojang account with the same nickname was found. According to project rules, account owner has the right to demand the restoration of control over nickname.",
     "components.profile.nickname": "Nickname",
     "components.profile.oldHashingAlgoWarning": "Your was hashed with an old hashing algorithm.<br />Please, change password.",
     "components.profile.password": "Password",
+    "components.profile.passwordRequestForm.pleaseEnterPassword": "Please, enter your current password",
+    "components.profile.passwordRequestForm.title": "Confirm your action",
     "components.profile.personalData": "Personal data",
     "components.profile.preferencesDescription": "Here you can change the key preferences of your account. Please note that all actions must be confirmed by entering a password.",
     "components.profile.twoFactorAuth": "Two factor auth",
-    "currentAccountEmail": "Current account E-mail address:",
-    "enterFinalizationCode": "The E-mail change confirmation code was sent to {email}. Please enter the code received into the field below:",
-    "enterInitializationCode": "The E-mail with an initialization code for E-mail change procedure was sent to {email}. Please enter the code into the field below:",
-    "enterNewEmail": "Then provide your new E-mail address, that you want to use with this account. You will be mailed with confirmation code.",
     "logout": "Logout",
-    "newEmailPlaceholder": "Enter new E-mail",
     "pages.root.siteName": "Ely.by",
-    "pleaseEnterPassword": "Please, enter your current password",
-    "pressButtonToStart": "Press the button below to send a message with the code for E-mail change initialization.",
     "register": "Join",
-    "sendEmailButton": "Send E-mail",
     "services.accountNotActivated": "The account is not activated",
     "services.emailFrequency": "Please cool down, you are requesting emails too often. New key can be retrieved after 30 minutes from the previous request.",
     "services.emailInvalid": "Email is invalid",
@@ -112,6 +114,7 @@
     "services.loginRequired": "Please enter email or username",
     "services.newPasswordRequired": "Please enter new password",
     "services.newRePasswordRequired": "Please repeat new password",
+    "services.oldHashStrategy": "Sorry, but your account's password is too old. Please change your password in order to perform this action.",
     "services.passwordRequired": "Please enter password",
     "services.passwordTooShort": "Your password should be at least 8 characters length",
     "services.passwordsDoesNotMatch": "The passwords does not match",
@@ -122,6 +125,5 @@
     "services.usernameRequired": "Username is required",
     "services.usernameTooLong": "Username is too long",
     "services.usernameTooShort": "Username is too short",
-    "services.usernameUnavailable": "This username is already taken",
-    "title": "Confirm your action"
+    "services.usernameUnavailable": "This username is already taken"
 }
diff --git a/src/i18n/ru.json b/src/i18n/ru.json
index f2a6f03..d12ac9e 100644
--- a/src/i18n/ru.json
+++ b/src/i18n/ru.json
@@ -1,13 +1,4 @@
 {
-    "alreadyReceivedCode": "Already received code",
-    "changeEmailButton": "Change E-mail",
-    "changeEmailDescription": "To change current account E-mail you must first verify that you own the current address and then confirm the new one.",
-    "changeEmailTitle": "Change E-mail",
-    "changeUsernameButton": "Change nickname",
-    "changeUsernameDescription": "You can change your nickname to any arbitrary value. Remember that it is not recommended to take a nickname of already existing Mojang account.",
-    "changeUsernameTitle": "Change nickname",
-    "changeUsernameWarning": "Be careful: if you playing on the server with nickname binding, then after changing nickname you may lose all your progress.",
-    "codePlaceholder": "Paste the code here",
     "components.auth.activation.accountActivationTitle": "Активация аккаунта",
     "components.auth.activation.activationMailWasSent": "На {email} отправлено письмо с инструкциями по завершению регистрации",
     "components.auth.activation.confirmEmail": "Подтверждение E-mail",
@@ -69,6 +60,19 @@
     "components.langMenu.siteLanguage": "Язык сайта",
     "components.profile.accountDescription": "Благодаря аккаунту Ely.by вы можете получить доступ ко многим ресурсам, связанным с Minecraft. Берегите свой аккаунт, используйте надёжный пароль и регулярно его меняйте.",
     "components.profile.accountPreferencesTitle": "Настройки аккаунта Ely.by",
+    "components.profile.changeEmail.alreadyReceivedCode": "Я уже получил код",
+    "components.profile.changeEmail.changeEmailButton": "Сменить E-mail",
+    "components.profile.changeEmail.changeEmailDescription": "Для смены E-mail адреса аккаунта сперва необходимо подтвердить владение текущим адресом, а за тем привязать новый.",
+    "components.profile.changeEmail.changeEmailTitle": "Смена E-mail",
+    "components.profile.changeEmail.codePlaceholder": "Вставьте код сюда",
+    "components.profile.changeEmail.currentAccountEmail": "Текущий E-mail адрес, привязанный к аккаунту:",
+    "components.profile.changeEmail.enterFinalizationCode": "Что бы подтвердить ваш новый E-mail, пожалуйста аведите полученный код в поле ниже:",
+    "components.profile.changeEmail.enterInitializationCode": "На E-mail {email} было отправлено письмо с кодом для инициализации смены E-mail адреса. Введите его в поле ниже:",
+    "components.profile.changeEmail.enterNewEmail": "За тем укажите новый E-mail адрес, к котором хотите привязать свой аккаунт. На него будет выслан код с подтверждением.",
+    "components.profile.changeEmail.finalizationCodeWasSentToEmail": "На указанный E-mail {email} было выслано письмо с кодом для завершщения смены E-mail адреса.",
+    "components.profile.changeEmail.newEmailPlaceholder": "Введите новый E-mail",
+    "components.profile.changeEmail.pressButtonToStart": "Нажмите на кнопку ниже, чтобы отправить письмо с кодом для инициализации процесса смены E-mail адреса.",
+    "components.profile.changeEmail.sendEmailButton": "Отправить E-mail",
     "components.profile.changePassword.achievementLossWarning": "Вы ведь дорожите своими игровыми достижениями?",
     "components.profile.changePassword.changePasswordButton": "Сменить пароль",
     "components.profile.changePassword.changePasswordDescription": "Придумайте пароль, который будет отличаться от ваших паролей на других сайтах и не будет совпадаеть с тем паролем, который вы используете для входа на различные игровые сервера Minecraft.",
@@ -77,26 +81,24 @@
     "components.profile.changePassword.newPasswordLabel": "Новый пароль:",
     "components.profile.changePassword.passwordRequirements": "Пароль должен содержать не менее 8 символов. Это могут быть любым символы — не ограничивайте себя, придумайте непредсказуемый пароль!",
     "components.profile.changePassword.repeatNewPasswordLabel": "Повторите указанный пароль:",
+    "components.profile.changeUsername.changeUsernameButton": "Сменить никнейм",
+    "components.profile.changeUsername.changeUsernameDescription": "Вы можете сменить свой никнейм на любое допустимое значение. Помните о том, что не рекомендуется занимать никнеймы пользователей Mojang.",
+    "components.profile.changeUsername.changeUsernameTitle": "Смена никнейма",
+    "components.profile.changeUsername.changeUsernameWarning": "Будьте внимательны: если вы играли на сервере с привязкой по нику, то после смены ника вы можете утратить весь свой прогресс.",
     "components.profile.changedAt": "Изменен {at}",
     "components.profile.disabled": "Не включена",
     "components.profile.mojangPriorityWarning": "Найден аккаунт Mojang с таким же ником и, по правилам проекта, его владелец вправе потребовать восстановления контроля над ником.",
     "components.profile.nickname": "Ник",
     "components.profile.oldHashingAlgoWarning": "Для пароля применяется старый алгоритм хэширования<br />Пожалуйста, смените пароль.",
     "components.profile.password": "Пароль",
+    "components.profile.passwordRequestForm.pleaseEnterPassword": "Пожалуйста, введите пароль от аккаунта",
+    "components.profile.passwordRequestForm.title": "Confirm your action",
     "components.profile.personalData": "Персональные данные",
     "components.profile.preferencesDescription": "Здесь вы можете сменить ключевые параметры вашего аккаунта. Обратите внимание, что для всех действий необходимо подтверждение при помощи ввода пароля.",
     "components.profile.twoFactorAuth": "Двухфакторная аутентификация",
-    "currentAccountEmail": "Current account E-mail address:",
-    "enterFinalizationCode": "The E-mail change confirmation code was sent to {email}. Please enter the code received into the field below:",
-    "enterInitializationCode": "The E-mail with an initialization code for E-mail change procedure was sent to {email}. Please enter the code into the field below:",
-    "enterNewEmail": "Then provide your new E-mail address, that you want to use with this account. You will be mailed with confirmation code.",
     "logout": "Выход",
-    "newEmailPlaceholder": "Новый E-mail",
     "pages.root.siteName": "Ely.by",
-    "pleaseEnterPassword": "Пожалуйста, введите пароль от аккаунта",
-    "pressButtonToStart": "Нажмите на кнопку ниже, чтобы отправить письмо с кодом для инициализации процесса смены E-mail адреса.",
     "register": "Регистрация",
-    "sendEmailButton": "Отправить E-mail",
     "services.accountNotActivated": "Аккаунт не активирован",
     "services.emailFrequency": "Пожалуйста, успокойтесь, вы запрашиваете E-mail слишком часто. Новый ключ можно будет заказать через 30 минут от предыдущего запроса.",
     "services.emailInvalid": "Указан неправильный E-mail",
@@ -112,6 +114,7 @@
     "services.loginRequired": "Пожалуйста, укажите E-mail или ник",
     "services.newPasswordRequired": "Пожалуйста, заполните поле пароля",
     "services.newRePasswordRequired": "Пожалуйста, введите повтор пароля",
+    "services.oldHashStrategy": "Sorry, but your account's password is too old. Please change your password in order to perform this action.",
     "services.passwordRequired": "Пожалуйста, введите пароль",
     "services.passwordTooShort": "Пароль должен быть как минимум 8 символов в длинну",
     "services.passwordsDoesNotMatch": "Пароли не совпадают",
@@ -122,6 +125,5 @@
     "services.usernameRequired": "Поле ника обязательно к заполнению",
     "services.usernameTooLong": "Слишком длинный ник",
     "services.usernameTooShort": "Ник слишком короткий",
-    "services.usernameUnavailable": "Этот ник уже занят",
-    "title": "Confirm your action"
+    "services.usernameUnavailable": "Этот ник уже занят"
 }
diff --git a/src/pages/profile/ChangePasswordPage.jsx b/src/pages/profile/ChangePasswordPage.jsx
index 7ce6c4c..ead9a6f 100644
--- a/src/pages/profile/ChangePasswordPage.jsx
+++ b/src/pages/profile/ChangePasswordPage.jsx
@@ -8,10 +8,12 @@ class ChangePasswordPage extends Component {
     static displayName = 'ChangePasswordPage';
 
     static propTypes = {
+        updateUser: PropTypes.func.isRequired
     };
 
     static contextTypes = {
-        onSubmit: PropTypes.func.isRequired
+        onSubmit: PropTypes.func.isRequired,
+        goToProfile: PropTypes.func.isRequired
     };
 
     form = new FormModel();
@@ -32,6 +34,7 @@ class ChangePasswordPage extends Component {
                 passwordChangedAt: Date.now() / 1000,
                 shouldChangePassword: false
             });
+            this.context.goToProfile();
         });
     };
 }
diff --git a/src/pages/profile/ChangeUsernamePage.jsx b/src/pages/profile/ChangeUsernamePage.jsx
index d062db9..4e40c66 100644
--- a/src/pages/profile/ChangeUsernamePage.jsx
+++ b/src/pages/profile/ChangeUsernamePage.jsx
@@ -55,10 +55,7 @@ class ChangeUsernamePage extends Component {
             sendData: () => accounts.changeUsername(form.serialize())
         }).then(() => {
             this.props.updateUsername(form.value('username'));
-
-            this.setState({
-                actualUsername: this.props.username
-            });
+            this.context.goToProfile();
         });
     };
 }
diff --git a/src/pages/profile/ProfileChangeEmailPage.jsx b/src/pages/profile/ProfileChangeEmailPage.jsx
index f9150a8..c25e8f9 100644
--- a/src/pages/profile/ProfileChangeEmailPage.jsx
+++ b/src/pages/profile/ProfileChangeEmailPage.jsx
@@ -1,8 +1,9 @@
 import React, { Component, PropTypes } from 'react';
 
-import { FormModel } from 'components/ui/form';
 import ChangeEmail from 'components/profile/changeEmail/ChangeEmail';
 
+import accounts from 'services/api/accounts';
+
 class ProfileChangeEmailPage extends Component {
     static displayName = 'ProfileChangeEmailPage';
 
@@ -17,11 +18,11 @@ class ProfileChangeEmailPage extends Component {
     static contextTypes = {
         router: PropTypes.shape({
             push: PropTypes.func
-        }).isRequired
+        }).isRequired,
+        onSubmit: PropTypes.func.isRequired,
+        goToProfile: PropTypes.func.isRequired
     };
 
-    form = new FormModel();
-
     componentWillMount() {
         const step = this.props.params.step;
 
@@ -33,13 +34,13 @@ class ProfileChangeEmailPage extends Component {
     }
 
     render() {
-        const {params: {step, code}} = this.props;
+        const {params: {step = 'step1', code}} = this.props;
 
         return (
-            <ChangeEmail form={this.form}
+            <ChangeEmail
                 onSubmit={this.onSubmit}
                 email={this.props.email}
-                step={step ? step.slice(-1) * 1 - 1 : step}
+                step={step.slice(-1) * 1 - 1}
                 onChangeStep={this.onChangeStep}
                 code={code}
             />
@@ -50,7 +51,26 @@ class ProfileChangeEmailPage extends Component {
         this.context.router.push(`/profile/change-email/step${++step}`);
     };
 
-    onSubmit = () => {
+    onSubmit = (step, form) => {
+        return this.context.onSubmit({
+            form,
+            sendData: () => {
+                const data = form.serialize();
+
+                switch (step) {
+                    case 0:
+                        return accounts.requestEmailChange();
+                    case 1:
+                        return accounts.setNewEmail(data);
+                    case 2:
+                        return accounts.confirmNewEmail(data);
+                    default:
+                        throw new Error(`Unsupported step ${step}`);
+                }
+            }
+        }).then(() => {
+            step > 1 && this.context.goToProfile();
+        });
     };
 }
 
diff --git a/src/pages/profile/ProfilePage.jsx b/src/pages/profile/ProfilePage.jsx
index e5ef75b..817de01 100644
--- a/src/pages/profile/ProfilePage.jsx
+++ b/src/pages/profile/ProfilePage.jsx
@@ -7,7 +7,8 @@ class ProfilePage extends Component {
 
     static propTypes = {
         onSubmit: PropTypes.func.isRequired,
-        goToProfile: PropTypes.func.isRequired
+        goToProfile: PropTypes.func.isRequired,
+        children: PropTypes.element
     };
 
     static childContextTypes = {
@@ -36,15 +37,15 @@ import { routeActions } from 'react-router-redux';
 import { create as createPopup } from 'components/ui/popup/actions';
 import PasswordRequestForm from 'components/profile/passwordRequestForm/PasswordRequestForm';
 
-function goToProfile() {
-    return routeActions.push('/');
-}
-
 export default connect(null, {
-    goToProfile,
+    goToProfile() {
+        return routeActions.push('/');
+    },
     onSubmit: ({form, sendData}) => (dispatch) =>
         sendData()
             .catch((resp) => {
+                const requirePassword = resp.errors && !!resp.errors.password;
+
                 // prevalidate user input, because requestPassword popup will block the
                 // entire form from input, so it must be valid
                 if (resp.errors) {
@@ -54,26 +55,29 @@ export default connect(null, {
                         form.setErrors(resp.errors);
                         return Promise.reject(resp);
                     }
+
+                    return Promise.resolve({requirePassword});
                 }
-
-                return Promise.resolve();
             })
-            .then(() => new Promise((resolve) => {
-                dispatch(createPopup(PasswordRequestForm, (props) => ({
-                    form,
-                    onSubmit: () => {
-                        sendData()
-                        .catch((resp) => {
-                            if (resp.errors) {
-                                form.setErrors(resp.errors);
-                            }
+            .then((resp) => new Promise((resolve) => {
+                if (resp.requirePassword) {
+                    dispatch(createPopup(PasswordRequestForm, (props) => ({
+                        form,
+                        onSubmit: () => {
+                            sendData()
+                            .catch((resp) => {
+                                if (resp.errors) {
+                                    form.setErrors(resp.errors);
+                                }
 
-                            return Promise.reject(resp);
-                        })
-                        .then(resolve)
-                        .then(props.onClose)
-                        .then(() => dispatch(goToProfile()));
-                    }
-                })));
+                                return Promise.reject(resp);
+                            })
+                            .then(resolve)
+                            .then(props.onClose);
+                        }
+                    })));
+                } else {
+                    resolve();
+                }
             }))
 })(ProfilePage);
diff --git a/src/services/api/accounts.js b/src/services/api/accounts.js
index d47a6be..467e9cd 100644
--- a/src/services/api/accounts.js
+++ b/src/services/api/accounts.js
@@ -32,5 +32,28 @@ export default {
             '/api/accounts/change-lang',
             {lang}
         );
+    },
+
+    requestEmailChange() {
+        return request.post(
+            '/api/accounts/change-email/initialize'
+        );
+    },
+
+    setNewEmail({
+        email = '',
+        key = ''
+    }) {
+        return request.post(
+            '/api/accounts/change-email/submit-new-email',
+            {email, key}
+        );
+    },
+
+    confirmNewEmail({key}) {
+        return request.post(
+            '/api/accounts/change-email/confirm-new-email',
+            {key}
+        );
     }
 };
diff --git a/src/services/errorsDict.intl.json b/src/services/errorsDict.intl.json
index 96ff7aa..fd0750d 100644
--- a/src/services/errorsDict.intl.json
+++ b/src/services/errorsDict.intl.json
@@ -24,5 +24,6 @@
     "keyRequired": "Please, enter an activation key",
     "keyNotExists": "The key is incorrect",
     "emailFrequency": "Please cool down, you are requesting emails too often. New key can be retrieved after 30 minutes from the previous request.",
-    "accountNotActivated": "The account is not activated"
+    "accountNotActivated": "The account is not activated",
+    "oldHashStrategy": "Sorry, but your account's password is too old. Please change your password in order to perform this action."
 }
diff --git a/src/services/errorsDict.js b/src/services/errorsDict.js
index cbb8499..a0f7438 100644
--- a/src/services/errorsDict.js
+++ b/src/services/errorsDict.js
@@ -16,6 +16,7 @@ const errorsMap = {
     'error.password_required': () => <Message {...messages.passwordRequired} />,
 
     'error.password_invalid': () => <Message {...messages.invalidPassword} />,
+    'error.old_hash_strategy': () => <Message {...messages.oldHashStrategy} />,
     'error.password_incorrect': () => (
         <span>
             <Message {...messages.invalidPassword} />
diff --git a/src/services/request.js b/src/services/request.js
index e2c0ce8..e882afa 100644
--- a/src/services/request.js
+++ b/src/services/request.js
@@ -14,7 +14,7 @@ function convertQueryValue(value) {
     return value;
 }
 
-function buildQuery(data) {
+function buildQuery(data = {}) {
     return Object.keys(data)
         .map(
             (keyName) =>