<template>
    <div :class="{ fullscreen: fullscreen }" class="tinymce-container" :style="{ width: containerWidth }">
        <textarea :id="tinymceId"  class="tinymce-textarea" />

        <!-- <div class="editor-custom-btn-container"> -->
        <!-- <editorImage color="#1890ff" class="editor-upload-btn" @successCBK="imageSuccessCBK" /> -->
        <!-- </div> -->
    </div>
</template>

<script>
/**
 * docs:
 * https://panjiachen.github.io/vue-element-admin-site/feature/component/rich-editor.html#tinymce
 */
// import editorImage from './components/EditorImage';
// import editorImage from '../../views/propertyManagement/common/upImage.vue';
import plugins from './plugins';
import toolbar from './toolbar';
import load from './dynamicLoadScript';

// why use this cdn, detail see https://github.com/PanJiaChen/tinymce-all-in-one
// const tinymceCDN = 'https://cdn.jsdelivr.net/npm/tinymce-all-in-one@4.9.3/tinymce.min.js';

export default {
    name: 'Tinymce',
    // components: { editorImage },
    props: {
        id: {
            type: String,
            default: function () {
                return 'vue-tinymce-' + +new Date() + ((Math.random() * 1000).toFixed(0) + '');
            }
        },
        value: {
            type: String,
            default: ''
        },
        toolbar: {
            type: Array,
            required: false,
            default() {
                return [];
            }
        },
        height: {
            type: [Number, String],
            required: false,
            default: 360
        },
        width: {
            type: [Number, String],
            required: false,
            default: '100%'
        }
    },
    data() {
        return {
            times: null,
            hasChange: false,
            hasInit: false,
            tinymceId: this.id,
            fullscreen: false,
            languageTypeList: {
                en: 'en',
                zh: 'zh_CN',
                es: 'es_MX',
                ja: 'ja'
            },
            thisImg: ''
        };
    },
    computed: {
        language() {
            return this.languageTypeList[this.$store.getters.language];
        },
        containerWidth() {
            const width = this.width;
            if (/^[\d]+(\.[\d]+)?$/.test(width)) {
                // matches `100`, `'100'`
                return `${width}px`;
            }
            return width;
        }
    },
    watch: {
        value(val) {
            // console.log('tinymceValue============', val);
            if (!this.hasChange && this.hasInit) {
                this.$nextTick(() => {
                    window.tinymce.get(this.tinymceId).setContent(val || '');
                });
            }
        },
        language() {
            this.destroyTinymce();
            this.$nextTick(() => this.initTinymce());
        }
    },
    mounted() {
        this.init();
    },
    activated() {
        if (window.tinymce) {
            this.initTinymce();
        }
    },
    deactivated() {
        this.destroyTinymce();
    },
    destroyed() {
        this.destroyTinymce();
    },
    methods: {
        init() {
            // dynamic load tinymce from cdn
            // load(tinymceCDN, (err) => {
            //     if (err) {
            //         this.$message.error(err.message);
            //         return;
            //     }
            //     this.initTinymce();
            // });
            this.initTinymce();
        },
        onPaste(event) {
            const items = (event.clipboardData || window.clipboardData).items;
            if (items[0].type.indexOf('image') !== -1) {
                const file = items[0].getAsFile();
                const formData = new FormData();
                formData.append('file', file);
                // 上传图片
                this.$http.post('/sc-community/upload/uploadFile', formData).then((res) => {
                    if (res.status == 0) {
                        let content = window.tinymce.get(this.tinymceId).getContent();
                        let newContent = content.replace(/<img *src="data.*?\/>/g, `<img src='${res.data}' />`);
                        window.tinymce.get(this.tinymceId).setContent(newContent);
                        // resolve && resolve();
                    } else {
                        this.$message.error(res.msg);
                    }
                });
            } 
            // else {
            //     this.$message({type:'warning',message:'只能复制纯文本或图片',duration:3000});
            // }

            return;
            new Promise((resolve) => {
                const items = (event.clipboardData || window.clipboardData).items;
                if (items[0].type.indexOf('image') !== -1) {
                    const file = items[0].getAsFile();
                    const formData = new FormData();
                    formData.append('file', file);
                    // 上传图片
                    this.$http.post('/sc-community/upload/uploadFile', formData).then((res) => {
                        if (res.status === 0) {
                            let img = `<img class="wscnph" src="${res.data}" />`;
                            window.tinymce.get(this.tinymceId).insertContent(img);
                            resolve && resolve();
                        } else {
                            this.$message.error(res.msg);
                        }
                    });
                } else {
                    this.$message.error('只能复制文字图片，样式无法复制请手动排版');
                }
            }).then(() => {
                let content = window.tinymce.get(this.tinymceId).getContent();
                let newContent = content.replace(/<img *src="data.*?\/>/g, '');
                window.tinymce.get(this.tinymceId).setContent(newContent);
            });
        },

        initTinymce() {
            const _this = this;
            window.tinymce.init({
                // fontsize_formats: '8pt 10pt 12pt 13pt 14pt 15pt 16pt 17pt 18pt 19pt 20pt 24pt 36pt',
                language: 'zh_CN',
                selector: `#${this.tinymceId}`,
                //状态栏指的是编辑器最底下、左侧显示dom信息、右侧显示Tiny版权链接和调整大小的那一条。默认是显示的，设为false可将其隐藏
                statusbar: false,
                height: this.height,
                branding: false, //去掉底部文本
                body_class: 'panel-body ',
                object_resizing: false,
                toolbar: this.toolbar.length > 0 ? this.toolbar : toolbar,
                menubar: false,
                plugins: plugins,
                //只保留标签
                valid_elements: 'img[src],span[style],div,em,p,strong,blockquote',
                end_container_on_empty_block: true,
                powerpaste_word_import: 'clean',
                code_dialog_height: 450,
                code_dialog_width: '100%',
                default_link_target: '_blank',
                link_title: false,
                init_instance_callback: (editor) => {
                    if (_this.value) {
                        editor.setContent(_this.value);
                    }
                    _this.hasInit = true;
                    editor.on('NodeChange Change KeyUp SetContent', () => {
                        this.times = null;
                        this.hasChange = true;
                        // const val = editor.getContent().replace(/<p><img\s?src="data.*?<\/p>/g, '')
                        this.$emit('input', editor.getContent());
                    });
                    editor.on('paste', (evt) => {
                        // 监听粘贴事件
                        this.onPaste(evt);
                    });
                },
                setup(editor) {
                    editor.on('FullscreenStateChanged', (e) => {
                        _this.fullscreen = e.state;
                    });
                },
                convert_urls: false,
                paste_data_images: false // 粘贴的同时能把内容里的图片自动上传
                // images_upload_handler(blobInfo, success, failure, progress) {
                // }
            });
        },
        destroyTinymce() {
            const tinymce = window.tinymce.get(this.tinymceId);
            if (this.fullscreen) {
                tinymce.execCommand('mceFullScreen');
            }

            if (tinymce) {
                tinymce.destroy();
            }
        },
        setContent(value) {
            window.tinymce.get(this.tinymceId).setContent(value);
        },
        getContent() {
            window.tinymce.get(this.tinymceId).getContent();
        },
        deleteImage(val) {
            let content = window.tinymce.get(this.tinymceId).getContent();
            let reg = new RegExp(`<img class="wscnph" src="${val.response.data}" />`, 'g');
            let newContent = content.replace(reg, '');
            window.tinymce.get(this.tinymceId).setContent(newContent);
        },
        imageSuccessCBK(arr) {
            // if (arr) {
            //     // 获取内容，允许上传图片的线上大小，个数
            //     let content = window.tinymce.get(this.tinymceId).getContent();
            //     let img = [];
            //     content.replace(/<img [^>]*src=['"]([^'"]+)[^>]*>/g, function (match, capture) {
            //         img.push(capture);
            //     });
            //     // if (img.length >= 3) {
            //     //     return this.$message.warning('最多插入三张图片');
            //     // }
            //     arr.forEach((v) => window.tinymce.get(this.tinymceId).insertContent(`<img class="wscnph" src="${v.url}" />`));
            // }
        }
    }
};
</script>

<style lang="scss" scoped>
/deep/ .wscnph {
    width: 200px !important;
    height: 100px;
    vertical-align: middle;
}
.tinymce-container {
    position: relative;
    line-height: normal;
}

.tinymce-container {
    ::v-deep {
        .mce-fullscreen {
            z-index: 10000;
        }
    }
}

.tinymce-textarea {
    visibility: hidden;
    z-index: -1;
}

.editor-custom-btn-container {
    position: absolute;
    right: 4px;
    top: 4px;
    /*z-index: 2005;*/
}

.fullscreen .editor-custom-btn-container {
    z-index: 10000;
    position: fixed;
}

.editor-upload-btn {
    display: inline-block;
}

::v-deep #mceu_28-body {
    display: none !important;
}
/deep/ .cell,
.el-tooltip {
    &:hover {
        display: none;
    }
}
</style>
