import os
import json
import uuid
def generate_retaining_wall_excalidraw(height, top_width, bottom_width, sf_sliding, sf_overturning):
"""
生成擋土牆剖面圖的 Excalidraw JSON。
"""
# Base coordinates
base_x = 500
base_y = 500
scale = 100 # 1m = 100px
h_px = height * scale
tw_px = top_width * scale
bw_px = bottom_width * scale
# Points for the wall (polygon)
# 0: top-left, 1: top-right, 2: bottom-right, 3: bottom-left
# Assume rectangular/trapezoidal wall facing right
p0 = {"x": base_x, "y": base_y - h_px}
p1 = {"x": base_x + tw_px, "y": base_y - h_px}
p2 = {"x": base_x + bw_px, "y": base_y}
p3 = {"x": base_x, "y": base_y}
elements = [
# The Wall Body
{
"type": "rectangle",
"x": p3["x"], "y": p0["y"],
"width": bw_px, "height": h_px,
"backgroundColor": "#e5e7eb",
"strokeColor": "#374151",
"id": "wall_body"
},
# Title
{
"type": "text",
"x": base_x, "y": base_y - h_px - 40,
"text": f"擋土牆剖面圖 (H={height}m)",
"fontSize": 20,
"fontFamily": 5
},
# SF Info
{
"type": "text",
"x": base_x + bw_px + 20, "y": base_y - h_px,
"text": f"安全係數:\n滑動: {sf_sliding}\n傾倒: {sf_overturning}",
"fontSize": 14,
"strokeColor": "#1e40af" if sf_sliding >= 1.5 else "#ef4444"
}
]
# Simple Excalidraw wrapper
data = {
"type": "excalidraw",
"version": 2,
"source": "https://openclaw.ai",
"elements": elements,
"appState": {"viewBackgroundColor": "#ffffff"},
"files": {}
}
return json.dumps(data, ensure_ascii=False)
def wrap_in_obsidian_excalidraw(json_data):
return f"""---
excalidraw-plugin: parsed
tags: [excalidraw, civil-tools]
---
# Excalidraw Data
## Text Elements
%%
## Drawing
```json
{json_data}
```
%%"""
