# workspace_view.dspy - 查看文件：txt/md 用 MdWidget 渲染，其他文档下载查看

import os
import json as _json
from urllib.parse import quote

file_id = (params_kw or {}).get('id', '').strip()

uid = await get_user()
if not uid:
    uid = 'user-01'

dbname = get_module_dbname('pipeline-sdlc')

async with DBPools().sqlorContext(dbname) as sor:
    ws_dir, _ = await get_workspace_dir(sor, uid)

if not file_id or file_id == '__root__':
    return {"widgettype": "Message", "options": {"title": "查看失败", "message": "未指定文件"}}

full_path = ws_dir + '/' + file_id if ws_dir else file_id

# 路径穿越校验
real_ws = os.path.realpath(ws_dir)
real_full = os.path.realpath(full_path)
if not real_full.startswith(real_ws + os.sep):
    return {"widgettype": "Message", "options": {"title": "错误", "message": "非法路径"}}

if not os.path.isfile(full_path):
    return {"widgettype": "Message", "options": {"title": "查看失败", "message": "文件不存在: " + file_id}}

name = os.path.basename(full_path)
ext = os.path.splitext(name)[1].lower()

file_url = entire_url("/pipeline-sdlc/api/workspace_file.dspy") + "?id=" + quote(file_id)

# txt/md → VScrollPanel 包裹 MdWidget 渲染（可滚动，长文档不截断）
md_exts = ['.md', '.txt']
if ext in md_exts:
    return {
        "widgettype": "PopupWindow",
        "options": {"title": name + " (查看)", "width": "85%", "height": "85%", "auto_open": True, "resizable": True},
        "subwidgets": [{
            "widgettype": "VScrollPanel",
            "options": {"css": "filler", "width": "100%", "height": "100%"},
            "subwidgets": [{
                "widgettype": "MdWidget",
                "options": {"md_url": file_url, "width": "100%"}
            }]
        }]
    }

# 其他 → 下载查看
download_url = file_url + "&download=1"
download_script = (
    "window.open(" + _json.dumps(download_url) + ",'_blank');"
)
return {
    "widgettype": "PopupWindow",
    "options": {"title": name, "cwidth": 34, "cheight": 12, "auto_open": True, "resizable": True},
    "subwidgets": [
        {"widgettype": "Text", "options": {"text": "该文件类型需下载后查看", "cfontsize": 1, "padding": "16px", "halign": "middle"}},
        {"widgettype": "Button", "options": {"label": "下载文件", "css": "primary"},
         "binds": [{"wid": "self", "event": "click", "actiontype": "script", "target": "self", "script": download_script}]}
    ]
}