Modify the directory structure

Modify the directory structure

src/components/steps/index.js

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+import Steps from './steps.vue';
+import Step from './step.vue';
+
+Steps.Step = Step;
+export default Steps;

src/components/steps/step.vue

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+<template>
+    <div :class="wrapClasses" :style="styles">
+        <div :class="[`${prefixCls}-tail`]"><i></i></div>
+        <div :class="[`${prefixCls}-head`]">
+            <div :class="[`${prefixCls}-head-inner`]">
+                <span v-if="!icon && status != 'finish' && status != 'error'">{{ stepNumber }}</span>
+                <span v-else :class="iconClasses"></span>
+            </div>
+        </div>
+        <div :class="[`${prefixCls}-main`]">
+            <div :class="[`${prefixCls}-title`]">{{ title }}</div>
+            <div v-if="content" :class="[`${prefixCls}-content`]">{{ content }}</div>
+        </div>
+    </div>
+</template>
+<script>
+    import { oneOf } from '../../utils/assist';
+
+    const prefixCls = 'ivu-steps';
+    const iconPrefixCls = 'ivu-icon';
+
+    export default {
+        props: {
+            status: {
+                validator (value) {
+                    return oneOf(value, ['wait', 'process', 'finish', 'error']);
+                }
+            },
+            title: {
+                type: String,
+                default: ''
+            },
+            content: {
+                type: String
+            },
+            icon: {
+                type: String
+            }
+        },
+        data () {
+            return {
+                prefixCls: prefixCls,
+                stepNumber: '',
+                nextError: false,
+                total: 1
+            }
+        },
+        computed: {
+            wrapClasses () {
+                return [
+                    `${prefixCls}-item`,
+                    `${prefixCls}-status-${this.status}`,
+                    {
+                        [`${prefixCls}-custom`]: !!this.icon,
+                        [`${prefixCls}-next-error`]: this.nextError
+                    }
+                ]
+            },
+            iconClasses () {
+                let icon = '';
+
+                if (!!this.icon) {
+                    icon = this.icon;
+                } else {
+                    if (this.status == 'finish') {
+                        icon = 'ios-checkmark-empty';
+                    } else if (this.status == 'error') {
+                        icon = 'ios-close-empty';
+                    }
+                }
+
+                return [
+                    `${prefixCls}-icon`,
+                    `${iconPrefixCls}`,
+                    {
+                        [`${iconPrefixCls}-${icon}`]: icon != ''
+                    }
+                ]
+            },
+            styles () {
+                return {
+                    width: `${1/this.total*100}%`
+                }
+            }
+        },
+        watch: {
+            status () {
+                if (this.status == 'error') {
+                    this.$parent.setNextError();
+                }
+            }
+        }
+    }
+</script>

src/components/steps/steps.vue

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+<template>
+    <div :class="classes">
+        <slot></slot>
+    </div>
+</template>
+<script>
+    import { oneOf } from '../../utils/assist';
+
+    const prefixCls = 'ivu-steps';
+
+    export default {
+        props: {
+            current: {
+                type: Number,
+                default: 0
+            },
+            status: {
+                validator (value) {
+                    return oneOf(value, ['wait', 'process', 'finish', 'error']);
+                },
+                default: 'process'
+            },
+            size: {
+                validator (value) {
+                    return oneOf(value, ['small']);
+                }
+            },
+            direction: {
+                validator (value) {
+                    return oneOf(value, ['horizontal', 'vertical']);
+                },
+                default: 'horizontal'
+            }
+        },
+        computed: {
+            classes () {
+                return [
+                    `${prefixCls}`,
+                    `${prefixCls}-${this.direction}`,
+                    {
+                        [`${prefixCls}-${this.size}`]: !!this.size
+                    }
+                ]
+            }
+        },
+        ready () {
+            this.updateChildProps(true);
+            this.setNextError();
+            this.updateCurrent(true);
+        },
+        methods: {
+            updateChildProps (isInit) {
+                const total = this.$children.length;
+                this.$children.forEach((child, index) => {
+                    child.stepNumber = index + 1;
+
+                    if (this.direction === 'horizontal') {
+                        child.total = total;
+                    }
+
+                    // 如果已存在status,且在初始化时,则略过
+                    // todo 如果当前是error,在current改变时需要处理
+                    if (!(isInit && child.status)) {
+                        if (index == this.current) {
+                            if (this.status != 'error') {
+                                child.status = 'process';
+                            }
+                        } else if (index < this.current) {
+                            child.status = 'finish';
+                        } else {
+                            child.status = 'wait';
+                        }
+                    }
+
+                    if (child.status != 'error' && index != 0) {
+                        this.$children[index - 1].nextError = false;
+                    }
+                });
+            },
+            setNextError () {
+                this.$children.forEach((child, index) => {
+                    if (child.status == 'error' && index != 0) {
+                        this.$children[index - 1].nextError = true;
+                    }
+                });
+            },
+            updateCurrent (isInit) {
+                if (isInit) {
+                    const current_status = this.$children[this.current].status;
+                    if (!current_status) {
+                        this.$children[this.current].status = this.status;
+                    }
+                } else {
+                    this.$children[this.current].status = this.status;
+                }
+            }
+        },
+        watch: {
+            current () {
+                this.updateChildProps();
+            },
+            status () {
+                this.updateCurrent();
+            }
+        }
+    }
+</script>