nigo81/nigo-skills/flowchart-generator

nodes_data = [
    {
        "id": "1",                       # 唯一标识
        "step": "提交付款申请\n（附单据）", # 步骤描述（\n 换行）
        "type": "process",               # process=矩形 | decision=菱形
        "swimlane_role": "采购部",        # 泳道（部门名）
        "node_role": "采购经办",          # 节点内角色标签
        "output_docs": "请款单",          # 输出文档（可选）
        "next_steps": [                  # 下游节点
            {"id": "2", "condition": ""}  # condition 空=普通流转
        ]
    },
    {
        "id": "2",
        "step": "金额>2000？",
        "type": "decision",
        "swimlane_role": "财务部",
        "node_role": "财务经理",
        "output_docs": "",
        "next_steps": [
            {"id": "3", "condition": "是"},
            {"id": "4", "condition": "否"}
        ]
    },
    {
        "id": "5",
        "step": "登记账簿",
        "type": "process",
        "swimlane_role": "财务部",
        "node_role": "会计",
        "output_docs": "",
        "next_steps": []  # 空列表=流程终点
    }
]

from engine import StyleManager
sm = StyleManager(theme_name="governance")
# 临时覆盖样式（不影响主题文件）
sm.override({
    'colors': {
        'decision': {'fill': '#FFA500'}  # 判断节点橙色
    },
    'edges': {
        'dashed_for_negative': True  # 否分支虚线
    }
})

# 列出所有主题
sm.list_themes()
# 查看主题详情
sm.get_theme_info("governance")
# 保存自定义主题
sm.save_as_theme(
    name="我的主题",
    description="橙色判断节点，虚线否分支"
)
# 加载自定义主题
sm.load_theme("我的主题")

用户描述 → AI 解析为节点数据 → 选择导出格式 → 引擎生成 .drawio → 渲染导出

请选择要导出的格式：
- ✓ .drawio（可编辑源文件，始终生成）
- □ .png（高清图片）
- □ .svg（矢量图）
- □ .vsdx（Visio格式）

import sys
sys.path.insert(0, "/path/to/flowchart-generator")
from engine import StyleManager, FlowchartBuilder, Renderer
from pathlib import Path
# 1. 定义流程节点
nodes_data = [
    {"id": "1", "step": "提交申请", "type": "process",
     "swimlane_role": "部门A", "node_role": "申请人",
     "output_docs": "申请单", "next_steps": [{"id": "2", "condition": ""}]},
    {"id": "2", "step": "部门经理审批", "type": "process",
     "swimlane_role": "部门A", "node_role": "部门经理",
     "output_docs": "", "next_steps": [{"id": "3", "condition": ""}]},
    {"id": "3", "step": "财务审核", "type": "process",
     "swimlane_role": "财务部", "node_role": "财务",
     "output_docs": "", "next_steps": [{"id": "4", "condition": ""}]},
    {"id": "4", "step": "出纳付款", "type": "process",
     "swimlane_role": "财务部", "node_role": "出纳",
     "output_docs": "付款凭证", "next_steps": []},
]
# 2. 格式选择（默认导出 .drawio + .png）
# 实际使用时由 AI 调用 question 工具询问用户
export_formats = ['png']  # 用户选择导出 PNG
# 3. 生成 .drawio（始终生成）
sm = StyleManager(theme_name="governance")
builder = FlowchartBuilder(style_manager=sm, sheet_name="费用报销流程", nodes_data=nodes_data)
xml = builder.generate_xml_content()
drawio_path = Path("费用报销.drawio")
drawio_path.write_text(xml, encoding="utf-8")
# 4. 根据用户选择导出对应格式
renderer = Renderer()
if 'png' in export_formats:
    renderer.export_to_png(drawio_path, Path("费用报销.png"), scale=2.0)
if 'svg' in export_formats:
    renderer.export_to_svg(drawio_path, Path("费用报销.svg"))
if 'vsdx' in export_formats:
    # VSDX 需要 draw.io v26.0.16 或更低版本
    renderer.export_to_vsdx(drawio_path, Path("费用报销.vsdx"), auto_install=True)
print(f"✓ 已生成 .drawio（始终生成）")
if export_formats:
    print(f"✓ 已导出: {', '.join(export_formats)}")
else:
    print("✓ 使用默认格式: .drawio + .png")

renderer.export_to_vsdx(
    Path("费用报销.drawio"),
    Path("费用报销.vsdx"),
    auto_install=True  # 自动安装兼容版本
)

# 禁用自动更新
import os
import json
config_path = Path.home() / "Library" / "Application Support" / "draw.io" / ".preferences"  # macOS
# Windows: Path(os.environ['APPDATA']) / 'draw.io' / '.preferences'
# Linux: Path.home() / '.config' / 'draw.io' / '.preferences'
config = {
    "checkForUpdates": False,
    "disableUpdate": True
}
with open(config_path, 'w') as f:
    json.dump(config, f)

# 保存新主题
sm.save_as_theme(
    name="审计专用",
    description="深色主题，高对比度"
)
# 加载自定义主题
sm2 = StyleManager(theme_name="审计专用")

# 调整间距和尺寸
sm.override({
    'layout': {
        'y_gap': 60,  # 行间距
        'node_width': 140,  # 节点宽度
        'swimlane_width': 300  # 泳道宽度
    }
})