工作流 JSON
{
"version": "1.0",
"name": "标题生成公众号文案（一句一图+作者简介）",
"description": "输入文章标题，自动生成「一句一图+作者简介」格式图文，同步至公众号后台草稿箱",
"variables": [
{
"key": "title",
"name": "文章标题",
"type": "string",
"required": true,
"defaultValue": "王小波美句欣赏",
"description": "需生成图文的核心标题，如「鲁迅经典语录精选」"
},
{
"key": "wechat_appid",
"name": "公众号APPID",
"type": "string",
"required": true,
"defaultValue": "",
"description": "公众号「开发→基本配置」中获取的APPID"
},
{
"key": "wechat_appsecret",
"name": "公众号APPSECRET",
"type": "string",
"required": true,
"defaultValue": "",
"description": "公众号「开发→基本配置」中获取的APPSECRET（需启用服务器配置）"
},
{
"key": "cover_image_ratio",
"name": "封面图比例",
"type": "string",
"required": false,
"defaultValue": "900x383",
"description": "公众号封面图推荐尺寸，默认900x383（首图）、200x200（次图）"
},
{
"key": "sentence_count",
"name": "句子数量",
"type": "number",
"required": false,
"defaultValue": 5,
"description": "正文「一句一图」的组数，默认5组（可调整1-8组，避免内容过长）"
},
{
"key": "author_bio_length",
"name": "作者简介字数",
"type": "number",
"required": false,
"defaultValue": 150,
"description": "作者简介建议字数，默认150字（符合公众号阅读体验）"
},
{
"key": "image_style",
"name": "图片风格",
"type": "string",
"required": false,
"defaultValue": "极简水墨风，低饱和度，文字适配留白",
"description": "文生图的统一风格，确保图文视觉一致性"
}
],
"nodes": [
{
"id": "start",
"type": "start",
"name": "开始节点",
"outputs": ["out"],
"config": {
"inputParams": [
{"key": "title", "name": "文章标题", "required": true},
{"key": "wechat_appid", "name": "公众号APPID", "required": true},
{"key": "wechat_appsecret", "name": "公众号APPSECRET", "required": true},
{"key": "cover_image_ratio", "name": "封面图比例", "required": false},
{"key": "sentence_count", "name": "句子数量", "required": false},
{"key": "author_bio_length", "name": "作者简介字数", "required": false},
{"key": "image_style", "name": "图片风格", "required": false}
]
}
},
{
"id": "llm_generate_content",
"type": "llm",
"name": "大模型：生成句子+图提示+作者简介",
"inputs": ["in"],
"outputs": ["out"],
"config": {
"model": "gpt-3.5-turbo",
"systemPrompt": "你是专业新媒体文案师，需基于标题生成3部分内容：1.正文：{{sentence_count}}组「句子+图片提示词」，每组占1行，格式为「句子内容|图片提示词（需包含{{image_style}}风格）」；2.作者简介：{{author_bio_length}}字内，含作者生卒年、核心身份、代表作；3.封面图提示词：符合{{cover_image_ratio}}尺寸+{{image_style}}风格，贴合标题主题。最终以JSON输出，key为content_list（数组）、author_bio（字符串）、cover_image_prompt（字符串），无多余内容。",
"userPrompt": "标题：{{title}}，请按要求生成内容",
"outputs": [
{"key": "content_json", "name": "生成内容JSON", "type": "json"}
]
}
},
{
"id": "text_split_content",
"type": "textProcess",
"name": "文本处理：拆分句子与图提示",
"inputs": ["in"],
"outputs": ["out"],
"config": {
"processType": "splitAndMap",
"inputKey": "content_json.content_list",
"splitRule": "|",
"outputMap": [
{"key": "sentence", "name": "句子内容", "index": 0},
{"key": "image_prompt", "name": "图片提示词", "index": 1}
],
"outputs": [
{"key": "content_sections", "name": "句子-图提示数组", "type": "array"}
]
}
},
{
"id": "image_generate_content",
"type": "imageGenerate",
"name": "文生图：生成正文图片",
"inputs": ["in"],
"outputs": ["out"],
"config": {
"provider": "ByteArtist",
"promptKey": "content_sections[*].image_prompt",
"size": "600x400",
"outputs": [
{"key": "content_image_urls", "name": "正文图片URL数组", "type": "array"}
]
}
},
{
"id": "image_generate_cover",
"type": "imageGenerate",
"name": "文生图：生成封面图",
"inputs": ["in"],
"outputs": ["out"],
"config": {
"provider": "ByteArtist",
"promptKey": "content_json.cover_image_prompt",
"sizeKey": "cover_image_ratio",
"outputs": [
{"key": "cover_image_url", "name": "封面图URL", "type": "string"}
]
}
},
{
"id": "wechat_get_token",
"type": "apiCall",
"name": "公众号：获取Access Token",
"inputs": ["in"],
"outputs": ["out"],
"config": {
"method": "GET",
"url": "https://api.weixin.qq.com/cgi-bin/token?grant_type=client_credential&appid={{wechat_appid}}&secret={{wechat_appsecret}}",
"outputs": [
{"key": "access_token", "name": "Access Token", "type": "string", "path": "$.access_token"},
{"key": "token_expires_in", "name": "Token有效期（秒）", "type": "number", "path": "$.expires_in"}
]
}
},
{
"id": "wechat_upload_content_image",
"type": "apiCall",
"name": "公众号：上传正文图片到素材库",
"inputs": ["in"],
"outputs": ["out"],
"config": {
"method": "POST",
"url": "https://api.weixin.qq.com/cgi-bin/media/uploadimg?access_token={{access_token}}",
"headers": {"Content-Type": "application/json"},
"bodyType": "json",
"body": "{{#each content_image_urls}} {\"media\": \"{{this}}\"} {{/each}}",
"outputs": [
{"key": "content_media_ids", "name": "正文图片MediaID数组", "type": "array", "path": "$[*].url.match(/mmbiz.qpic.cn\\/([^\\/]+)\\//)[1]"}
]
}
},
{
"id": "wechat_upload_cover_image",
"type": "apiCall",
"name": "公众号：上传封面图到素材库",
"inputs": ["in"],
"outputs": ["out"],
"config": {
"method": "POST",
"url": "https://api.weixin.qq.com/cgi-bin/media/upload?access_token={{access_token}}&type=image",
"headers": {"Content-Type": "application/json"},
"bodyType": "json",
"body": {"media": "{{cover_image_url}}"},
"outputs": [
{"key": "cover_media_id", "name": "封面图MediaID", "type": "string", "path": "$.media_id"}
]
}
},
{
"id": "text_assemble_html",
"type": "textProcess",
"name": "文本处理：组装公众号HTML正文",
"inputs": ["in"],
"outputs": ["out"],
"config": {
"processType": "templateRender",
"template": "<div style=\"font-family:Microsoft YaHei, sans-serif; line-height:1.8; color:#333; padding:0 15px;\">\n {{#each content_sections}}\n <p style=\"margin:25px 0; font-size:16px;\">{{this.sentence}}</p>\n <img src=\"https://mmbiz.qpic.cn/mmbiz_jpg/{{content_media_ids @index}}/0\" style=\"width:100%; height:auto; border-radius:8px; margin:10px 0;\" />\n {{/each}}\n <div style=\"margin-top:40px; padding-top:20px; border-top:1px dashed #eee;\">\n <p style=\"font-size:14px; color:#666;\"><strong>作者简介：</strong>{{content_json.author_bio}}</p>\n </div>\n</div>",
"outputs": [
{"key": "final_content_html", "name": "最终HTML正文", "type": "string"}
]
}
},
{
"id": "wechat_create_draft",
"type": "apiCall",
"name": "公众号：生成草稿箱文章",
"inputs": ["in"],
"outputs": ["out"],
"config": {
"method": "POST",
"url": "https://api.weixin.qq.com/cgi-bin/draft/add?access_token={{access_token}}",
"headers": {"Content-Type": "application/json"},
"bodyType": "json",
"body": {
"articles": [
{
"title": "{{title}}",
"thumb_media_id": "{{cover_media_id}}",
"author": "自动生成",
"digest": "{{content_json.author_bio.substr(0,50)}}...",
"show_cover_pic": 1,
"content": "{{final_content_html}}",
"content_source_url": "",
"need_open_comment": 0,
"only_fans_can_comment": 0
}
]
},
"outputs": [
{"key": "draft_id", "name": "草稿ID", "type": "string", "path": "$.media_id"},
{"key": "draft_create_time", "name": "草稿创建时间", "type": "number", "path": "$.create_time"}
]
}
},
{
"id": "end",
"type": "end",
"name": "结束节点",
"inputs": ["in"],
"outputs": [],
"config": {
"outputParams": [
{"key": "draft_id", "name": "公众号草稿ID"},
{"key": "title", "name": "文章标题"},
{"key": "draft_create_time", "name": "草稿创建时间"}
]
}
}
],
"connections": [
{"from": "start.out", "to": "llm_generate_content.in"},
{"from": "llm_generate_content.out", "to": "text_split_content.in"},
{"from": "text_split_content.out", "to": "image_generate_content.in"},
{"from": "llm_generate_content.out", "to": "image_generate_cover.in"},
{"from": "start.out", "to": "wechat_get_token.in"},
{"from": "image_generate_content.out", "to": "wechat_upload_content_image.in"},
{"from": "wechat_get_token.out", "to": "wechat_upload_content_image.in"},
{"from": "image_generate_cover.out", "to": "wechat_upload_cover_image.in"},
{"from": "wechat_get_token.out", "to": "wechat_upload_cover_image.in"},
{"from": "text_split_content.out", "to": "text_assemble_html.in"},
{"from": "wechat_upload_content_image.out", "to": "text_assemble_html.in"},
{"from": "llm_generate_content.out", "to": "text_assemble_html.in"},
{"from": "text_assemble_html.out", "to": "wechat_create_draft.in"},
{"from": "wechat_get_token.out", "to": "wechat_create_draft.in"},
{"from": "wechat_upload_cover_image.out", "to": "wechat_create_draft.in"},
{"from": "wechat_create_draft.out", "to": "end.in"}
]
}保存为josn文件后，打包压缩为zip后，上传到扣子使用！
