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     "name": "stdout",
     "output_type": "stream",
     "text": [
      "题号: 012287 , 字段: ans 中已修改数据: $\\{-1,0,1\\}$\n",
      "题号: 012288 , 字段: ans 中已修改数据: $\\pi$\n",
      "题号: 012289 , 字段: ans 中已修改数据: $3+4\\mathrm{i}$\n",
      "题号: 012290 , 字段: ans 中已修改数据: $2$\n",
      "题号: 012291 , 字段: ans 中已修改数据: $1$\n",
      "题号: 012292 , 字段: ans 中已修改数据: $16\\pi$\n",
      "题号: 012293 , 字段: ans 中已修改数据: $(-\\dfrac 15,\\dfrac 25)$\n",
      "题号: 012294 , 字段: ans 中已修改数据: $[-1,\\dfrac 12]$\n",
      "题号: 012295 , 字段: ans 中已修改数据: $(4,5]$\n",
      "题号: 012296 , 字段: ans 中已修改数据: $y=\\pm 2\\sqrt{2} x$\n",
      "题号: 012297 , 字段: ans 中已修改数据: $\\dfrac{5\\sqrt{3}}6\\pi$\n",
      "题号: 012298 , 字段: ans 中已修改数据: $(0,2)$, $-6$\n",
      "题号: 012299 , 字段: ans 中已修改数据: B\n",
      "题号: 012300 , 字段: ans 中已修改数据: C\n",
      "题号: 012301 , 字段: ans 中已修改数据: A\n",
      "题号: 012302 , 字段: ans 中已修改数据: A\n",
      "题号: 012303 , 字段: ans 中已修改数据: (1) 证明略; (2) $\\arccos \\dfrac{\\sqrt{5}}3$\n",
      "题号: 012304 , 字段: ans 中已修改数据: (1) $\\dfrac\\pi 3$; (2) $2\\sqrt{3}+2$\n",
      "题号: 012305 , 字段: ans 中已修改数据: (1) $120$米; (2) $20$米时, 总造价最低\n",
      "题号: 012306 , 字段: ans 中已修改数据: (1) $\\dfrac{x^2}3+y^2=1$; (2) $\\dfrac 12$; (3) $2$\n",
      "题号: 012307 , 字段: ans 中已修改数据: (1) $f(x)=\\mathrm{e}^{x+1}$; (2) $g(n)=\\begin{cases}\\dfrac{3n-1}{2}, & n\\text{为奇数},\\\\ \\dfrac{3n-2}{2}, & n\\text{为偶数};\\end{cases}$ (3) 存在``阈度'', 取值范围为$[\\dfrac{\\mathrm{e}^4+1}{\\mathrm{e}^4-\\mathrm{e}},+\\infty)$\n",
      "题号: 012308 , 字段: ans 中已修改数据: $\\{2,3,4\\}$\n",
      "题号: 012309 , 字段: ans 中已修改数据: $(-\\dfrac 12,2)$\n",
      "题号: 012310 , 字段: ans 中已修改数据: $6$\n",
      "题号: 012311 , 字段: ans 中已修改数据: $2$\n",
      "题号: 012312 , 字段: ans 中已修改数据: $-8$\n",
      "题号: 012313 , 字段: ans 中已修改数据: $-4$\n",
      "题号: 012314 , 字段: ans 中已修改数据: $\\dfrac 12$\n",
      "题号: 012315 , 字段: ans 中已修改数据: $\\sqrt{3}$\n",
      "题号: 012316 , 字段: ans 中已修改数据: $y=2x-1$\n",
      "题号: 012317 , 字段: ans 中已修改数据: $2$\n",
      "题号: 012318 , 字段: ans 中已修改数据: $[-4,12]$\n",
      "题号: 012319 , 字段: ans 中已修改数据: $2+\\sqrt{3}$\n",
      "题号: 012320 , 字段: ans 中已修改数据: D\n",
      "题号: 012321 , 字段: ans 中已修改数据: A\n",
      "题号: 012322 , 字段: ans 中已修改数据: B\n",
      "题号: 012323 , 字段: ans 中已修改数据: A\n",
      "题号: 012324 , 字段: ans 中已修改数据: (1) $\\dfrac 43$; (2) $\\arccos \\dfrac{\\sqrt{6}}6$\n",
      "题号: 012325 , 字段: ans 中已修改数据: (1) $[k\\pi-\\dfrac{3\\pi}8,k\\pi+\\dfrac\\pi 8]$($k\\in \\mathbf{Z}$); (2) $[-\\dfrac{\\sqrt{2}}2,\\dfrac{\\sqrt{2}}2]$\n",
      "题号: 012326 , 字段: ans 中已修改数据: (1) $y=-0.02x^2+100$($0\\le x\\le 50$); (2) $f(x)=\\begin{cases}x(-0.02x^2+100), & 30\\le x\\le 50, \\\\ x(-x+100), & 50<x\\le 70;\\end{cases}$ (3) 当点$D$在曲线段$BC$上且其到$OA$的距离约为$66.7$米时, 游乐场的面积$S$最大\n",
      "题号: 012327 , 字段: ans 中已修改数据: (1) $\\dfrac{x^2}{\\frac{1+\\sqrt{5}}2}+y^2=1$; (2) $\\dfrac{4+2\\sqrt{3}}5$; (3) 相切, 证明略\n",
      "题号: 012328 , 字段: ans 中已修改数据: (1) $[4,+\\infty)$; (2) 证明略; (3) $4$或$5$\n"
     ]
    }
   ],
   "source": [
    "import os,re,json\n",
    "\n",
    "\"\"\"---明确数据文件位置---\"\"\"\n",
    "datafile = \"文本文件/metadata.txt\"\n",
    "# 双回车分隔，记录内单回车分隔列表，首行为字段名\n",
    "\"\"\"---文件位置结束---\"\"\"\n",
    "\n",
    "def trim(string):\n",
    "    string = re.sub(r\"^[ \\t\\n]*\",\"\",string)\n",
    "    string = re.sub(r\"[ \\t\\n]*$\",\"\",string)\n",
    "    return string\n",
    "def FloatToInt(string):\n",
    "    f = float(string)\n",
    "    if abs(f-round(f))<0.01:\n",
    "        f = round(f)\n",
    "    return f\n",
    "\n",
    "with open(datafile,\"r\",encoding=\"utf8\") as f:\n",
    "    data = f.read()\n",
    "pos = data.index(\"\\n\")\n",
    "field = data[:pos].strip()\n",
    "appending_data = data[pos:]\n",
    "\n",
    "with open(r\"../题库0.3/Problems.json\",\"r\",encoding = \"utf8\") as f:\n",
    "    database = f.read()\n",
    "pro_dict = json.loads(database)\n",
    "with open(r\"../题库0.3/LessonObj.json\",\"r\",encoding = \"utf8\") as f:\n",
    "    database = f.read()\n",
    "obj_dict = json.loads(database)\n",
    "\n",
    "#该字段列表可能需要更新\n",
    "fields = [\"content\",\"objs\",\"tags\",\"genre\",\"ans\",\"solution\",\"duration\",\"usages\",\"origin\",\"edit\",\"same\",\"related\",\"remark\",\"space\"]\n",
    "\n",
    "if field in fields:\n",
    "    field_type = type(pro_dict[\"000001\"][field])\n",
    "    datalist = [record.strip() for record in appending_data.split(\"\\n\\n\") if len(trim(record)) > 0]\n",
    "    for record in datalist:\n",
    "        id = re.findall(r\"^[\\d]{1,}\",record)[0]\n",
    "        data = record[len(id):].strip()\n",
    "        id = id.zfill(6)\n",
    "        if not id in pro_dict:\n",
    "            print(\"题号:\",id,\"不在数据库中.\")\n",
    "            break\n",
    "        \n",
    "        #字符串类型字段添加数据\n",
    "        elif field_type == str and data in pro_dict[id][field]:\n",
    "            print(\"题号:\",id,\", 字段:\",field,\"中已有该数据:\",data)\n",
    "        elif field_type == str and not data in pro_dict[id][field] and not field == \"ans\" and not field == \"space\":\n",
    "            origin_data = pro_dict[id][field]\n",
    "            new_data = trim(origin_data + \"\\n\" + data)\n",
    "            pro_dict[id][field] = new_data\n",
    "            print(\"题号:\",id,\", 字段:\",field,\"中已添加数据:\",data)\n",
    "        elif field_type == str and not data in pro_dict[id][field] and field == \"ans\" or field == \"space\":\n",
    "            pro_dict[id][field] = data\n",
    "            print(\"题号:\",id,\", 字段:\",field,\"中已修改数据:\",data)\n",
    "        \n",
    "        #数值类型字段添加数据\n",
    "        elif (field_type == int or field_type == float) and abs(float(data) - pro_dict[id][field])<0.01:\n",
    "            print(\"题号:\",id,\", 字段:\",field,\"中已有该数据:\",FloatToInt(data))\n",
    "        elif (field_type == int or field_type == float) and abs(float(data) - pro_dict[id][field])>=0.01:\n",
    "            pro_dict[id][field] = FloatToInt(data)\n",
    "            print(\"题号:\",id,\", 字段:\",field,\"中已修改数据:\",FloatToInt(data))\n",
    "        \n",
    "        #列表类型字段添加数据\n",
    "        elif field_type == list:\n",
    "            cell_data_list = [d.strip() for d in data.split(\"\\n\")]\n",
    "            for cell_data in cell_data_list:\n",
    "                if cell_data in pro_dict[id][field]:\n",
    "                    print(\"题号:\",id,\", 字段:\",field,\"中已有该数据:\",cell_data)\n",
    "                elif not field == \"objs\":\n",
    "                    pro_dict[id][field].append(cell_data)\n",
    "                    print(\"题号:\",id,\", 字段:\",field,\"中已添加数据:\",cell_data)\n",
    "                else:\n",
    "                    if not cell_data in obj_dict and not cell_data.upper() == \"KNONE\":\n",
    "                        print(\"题号:\",id,\", 字段:\",field,\"目标编号有误:\",cell_data)\n",
    "                    else:\n",
    "                        pro_dict[id][field].append(cell_data.upper())\n",
    "                        print(\"题号:\",id,\", 字段:\",field,\"中已添加数据:\",cell_data.upper())\n",
    "\n",
    "with open(r\"../题库0.3/Problems.json\",\"w\",encoding = \"utf8\") as f:\n",
    "    f.write(json.dumps(pro_dict,indent=4,ensure_ascii=False))"
   ]
  },
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   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
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   "source": []
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