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80 lines
1.9 KiB
80 lines
1.9 KiB
6 years ago
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<template lang="pug">
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.password-strength
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v-progress-linear(
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:color='passwordStrengthColor'
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v-model='passwordStrength'
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height='2'
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)
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.caption(v-if='!hideText', :class='passwordStrengthColor + "--text"') {{passwordStrengthText}}
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</template>
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<script>
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import zxcvbn from 'zxcvbn'
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import _ from 'lodash'
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export default {
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props: {
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value: {
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type: String,
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default: ''
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},
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hideText: {
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type: Boolean,
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default: false
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}
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},
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data() {
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return {
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passwordStrength: 0,
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passwordStrengthColor: 'grey',
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passwordStrengthText: ''
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}
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},
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watch: {
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value(newValue) {
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this.checkPasswordStrength(newValue)
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}
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},
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methods: {
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checkPasswordStrength: _.debounce(function (pwd) {
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if (!pwd || pwd.length < 1) {
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this.passwordStrength = 0
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this.passwordStrengthColor = 'grey'
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this.passwordStrengthText = ''
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return
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}
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const strength = zxcvbn(pwd)
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this.passwordStrength = _.round((strength.score + 1 ) / 5 * 100)
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if (this.passwordStrength <= 20) {
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this.passwordStrengthColor = 'red'
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this.passwordStrengthText = 'Very Weak'
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} else if (this.passwordStrength <= 40) {
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this.passwordStrengthColor = 'orange'
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this.passwordStrengthText = 'Weak'
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} else if (this.passwordStrength <= 60) {
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this.passwordStrengthColor = 'teal'
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this.passwordStrengthText = 'Average'
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} else if (this.passwordStrength <= 80) {
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this.passwordStrengthColor = 'green'
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this.passwordStrengthText = 'Strong'
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} else {
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this.passwordStrengthColor = 'green'
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this.passwordStrengthText = 'Very Strong'
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}
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}, 100)
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}
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}
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</script>
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<style lang="scss">
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.password-strength > .caption {
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width: 100%;
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left: 0;
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margin: 0;
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position: absolute;
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top: calc(100% + 5px);
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}
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</style>
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