[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"article-public-wLyZvGac":3,"public-project-articles-wLyZvGac":17},{"id":4,"uuid":5,"project_id":6,"title":7,"content":8,"type":9,"status":10,"public_enabled":10,"views":11,"sort":12,"created_at":13,"updated_at":14,"project_title":15,"project_slug":16},1136,"wLyZvGac",55,"06. 开发班级信息管理","## SQL\n\n```sql\nCREATE TABLE `clazz` (\n  `id` int NOT NULL AUTO_INCREMENT COMMENT 'ID',\n  `no` varchar(255) COLLATE utf8mb4_unicode_ci DEFAULT NULL COMMENT '编号',\n  `name` varchar(255) COLLATE utf8mb4_unicode_ci DEFAULT NULL COMMENT '名称',\n  `major_id` int DEFAULT NULL COMMENT '专业ID',\n  `teacher` varchar(255) COLLATE utf8mb4_unicode_ci DEFAULT NULL COMMENT '班主任',\n  PRIMARY KEY (`id`)\n) ENGINE=InnoDB AUTO_INCREMENT=3 DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci COMMENT='班级信息';\n```\n\n## 后端部分\n\nmodels.py\n\n```python\nclass Clazz(Model):\n    \"\"\"班级模块\"\"\"\n    id = fields.IntField(pk=True, null=False)\n    no = fields.CharField(max_length=255, null=True)\n    name = fields.CharField(max_length=255, null=True)\n    major = fields.ForeignKeyField('models.Major', null=True)\n    teacher = fields.CharField(max_length=255, null=True)\n\n    class Meta:\n        table = 'clazz'\n```\n\n\n\nclazz.py\n\n```python\nfrom typing import Optional\n\nfrom fastapi import APIRouter\nfrom pydantic import create_model, BaseModel, Field\nfrom tortoise.contrib.pydantic import pydantic_model_creator\n\nfrom common.exception_handler import CustomException\nfrom common.result import Result, PageInfo\nfrom models import Clazz\n\nrouter = APIRouter(prefix=\"\u002Fclazz\")\n\nClazzPydantic = pydantic_model_creator(Clazz)\n\nClazzCreatePydantic = create_model(\n    \"ClazzCreatePydantic\",\n    **{\n        name: (Optional[field.annotation], None)\n        for name, field in ClazzPydantic.model_fields.items()\n    },\n    major_id=(Optional[int], Field(None, alias=\"majorId\"))\n)\n\n\n# 新增\n@router.post(\"\u002Fadd\")\nasync def add(clazz_create_pydantic: ClazzCreatePydantic):\n    db_clazz = await Clazz.get_or_none(no=clazz_create_pydantic.no)\n    if db_clazz is not None:\n        raise CustomException(\"班级编号重复\")\n    # 将参数转换成 字典数据\n    create_data = clazz_create_pydantic.model_dump(exclude_unset=True, exclude={\"id\"})\n    await Clazz.create(**create_data)  # no=xxx,name=xxx,college=xxx\n    return Result.success()\n\n\n# 更新\n@router.put(\"\u002Fupdate\")\nasync def add(clazz_create_pydantic: ClazzCreatePydantic):\n    if clazz_create_pydantic.id is None:\n        raise CustomException(\"缺少参数ID\")\n    # 将参数转换成 字典数据\n    update_data = clazz_create_pydantic.model_dump(exclude_unset=True, exclude={\"id\"})\n    await Clazz.filter(id=clazz_create_pydantic.id).update(**update_data)  # no=xxx,name=xxx,college=xxx where id = xxx\n    return Result.success()\n\n\n# 删除\n@router.delete('\u002Fdelete\u002F{clazz_id}')\nasync def delete(clazz_id: int):\n    await Clazz.filter(id=clazz_id).delete()\n    return Result.success()\n\n\n# 单个查询\n@router.get('\u002FselectById\u002F{clazz_id}')\nasync def select_by_id(clazz_id: int):\n    clazz = await Clazz.get_or_none(id=clazz_id)\n    return Result.success(clazz)\n\n\n# 查询所有数据\n@router.get('\u002FselectAll')\nasync def select_all(name: str = \"\"):\n    clazz_list = await Clazz.filter(name__contains=name)  # name__contains表示根据name进行模糊查询\n    return Result.success(clazz_list)\n\n\n# 分页查询数据\n@router.get('\u002FselectPage')\nasync def select_page(name: str = \"\", pageNum: int = 1, pageSize: int = 10):\n    # name__contains表示根据name进行模糊查询  prefetch_related 关联查询到 major模块的数据\n    query = Clazz.filter(name__contains=name).prefetch_related(\"major\")\n    clazz_list = await query.order_by(\"-id\").offset((pageNum - 1) * pageSize).limit(pageSize)\n    total = await query.count()\n    # clazz_list 转成字典数据\n    # majorName 怎么返回？？\n    # {id=xxx, name=xxx, no=xxx}\n    clazz_dict_list = [\n        {\n            **ClazzPydantic.model_validate(clazz).model_dump(),  # id=xxx,no=xxx,name=xxx\n            \"majorId\": clazz.major.id if clazz.major else None,\n            \"majorName\": clazz.major.name if clazz.major else None\n        }\n        for clazz in clazz_list\n    ]\n    page_info = PageInfo(list=clazz_dict_list, total=total)\n    return Result.success(page_info)\n\n```\n\n## 前端部分\n\nClazz.vue\n\n```vue\n\u003Ctemplate>\n  \u003Cdiv>\n\n    \u003Cdiv class=\"card\" style=\"margin-bottom: 5px;\">\n      \u003Cel-input v-model=\"data.name\" style=\"width: 300px; margin-right: 10px\" placeholder=\"请输入名称查询\">\u003C\u002Fel-input>\n      \u003Cel-button type=\"primary\" @click=\"load\">查询\u003C\u002Fel-button>\n      \u003Cel-button type=\"info\" style=\"margin: 0 10px\" @click=\"reset\">重置\u003C\u002Fel-button>\n    \u003C\u002Fdiv>\n\n    \u003Cdiv class=\"card\" style=\"margin-bottom: 5px\">\n      \u003Cdiv style=\"margin-bottom: 10px\">\n        \u003Cel-button type=\"primary\" @click=\"handleAdd\">新增\u003C\u002Fel-button>\n      \u003C\u002Fdiv>\n      \u003Cel-table :data=\"data.tableData\" stripe>\n        \u003Cel-table-column label=\"班级编号\" prop=\"no\">\u003C\u002Fel-table-column>\n        \u003Cel-table-column label=\"名称\" prop=\"name\">\u003C\u002Fel-table-column>\n        \u003Cel-table-column label=\"所属专业\" prop=\"majorName\">\u003C\u002Fel-table-column>\n        \u003Cel-table-column label=\"班主任\" prop=\"teacher\">\u003C\u002Fel-table-column>\n        \u003Cel-table-column label=\"操作\" align=\"center\" width=\"160\">\n          \u003Ctemplate #default=\"scope\">\n            \u003Cel-button type=\"primary\" @click=\"handleEdit(scope.row)\">编辑\u003C\u002Fel-button>\n            \u003Cel-button type=\"danger\" @click=\"handleDelete(scope.row.id)\">删除\u003C\u002Fel-button>\n          \u003C\u002Ftemplate>\n        \u003C\u002Fel-table-column>\n      \u003C\u002Fel-table>\n    \u003C\u002Fdiv>\n\n    \u003Cdiv class=\"card\">\n      \u003Cel-pagination @current-change=\"load\" background layout=\"total, prev, pager, next\" v-model:page-size=\"data.pageSize\" v-model:current-page=\"data.pageNum\" :total=\"data.total\"\u002F>\n    \u003C\u002Fdiv>\n\n    \u003Cel-dialog title=\"班级信息\" width=\"40%\" v-model=\"data.formVisible\" :close-on-click-modal=\"false\" destroy-on-close>\n      \u003Cel-form ref=\"formRef\" :model=\"data.form\" :rules=\"data.rules\" label-width=\"100px\" style=\"padding-right: 50px\">\n        \u003Cel-form-item label=\"班级编号\" prop=\"no\">\n          \u003Cel-input placeholder=\"请输入班级编号\" v-model=\"data.form.no\" autocomplete=\"off\" \u002F>\n        \u003C\u002Fel-form-item>\n        \u003Cel-form-item label=\"名称\" prop=\"name\">\n          \u003Cel-input placeholder=\"请输入名称\" v-model=\"data.form.name\" autocomplete=\"off\" \u002F>\n        \u003C\u002Fel-form-item>\n        \u003Cel-form-item label=\"所属专业\" prop=\"majorId\">\n          \u003Cel-select placeholder=\"请选择专业\" v-model=\"data.form.majorId\">\n            \u003Cel-option v-for=\"item in data.majorList\" :key=\"item.id\" :label=\"item.name\" :value=\"item.id\">\u003C\u002Fel-option>\n          \u003C\u002Fel-select>\n        \u003C\u002Fel-form-item>\n        \u003Cel-form-item label=\"班主任\" prop=\"teacher\">\n          \u003Cel-input placeholder=\"请输入班主任\" v-model=\"data.form.teacher\" autocomplete=\"off\" \u002F>\n        \u003C\u002Fel-form-item>\n      \u003C\u002Fel-form>\n      \u003Ctemplate #footer>\n      \u003Cspan class=\"dialog-footer\">\n        \u003Cel-button @click=\"data.formVisible = false\">取 消\u003C\u002Fel-button>\n        \u003Cel-button type=\"primary\" @click=\"save\">保 存\u003C\u002Fel-button>\n      \u003C\u002Fspan>\n      \u003C\u002Ftemplate>\n    \u003C\u002Fel-dialog>\n\n  \u003C\u002Fdiv>\n\u003C\u002Ftemplate>\n\n\u003Cscript setup>\nimport request from \"@\u002Futils\u002Frequest\";\nimport {reactive, ref} from \"vue\";\nimport {ElMessageBox, ElMessage} from \"element-plus\";\n\nconst formRef = ref()\nconst data = reactive({\n  user: JSON.parse(localStorage.getItem('system-user') || '{}'),\n  pageNum: 1,\n  pageSize: 10,\n  total: 0,\n  formVisible: false,\n  form: {},\n  tableData: [],\n  majorList: [],\n  name: null,\n  rules: {\n    no: [\n      { required: true, message: '请输入专业代码', trigger: 'blur' }\n    ],\n    name: [\n      { required: true, message: '请输入名称', trigger: 'blur' }\n    ],\n    majorId: [\n      { required: true, message: '请选择专业', trigger: 'change' }\n    ],\n    teacher: [\n      { required: true, message: '请输入班主任', trigger: 'blur' }\n    ],\n  }\n})\n\n\u002F\u002F 查询专业的信息list\nrequest.get('\u002Fmajor\u002FselectAll').then(res => {\n  data.majorList = res.data\n})\n\n\u002F\u002F 分页查询\nconst load = () => {\n  request.get('\u002Fclazz\u002FselectPage', {\n    params: {\n      pageNum: data.pageNum,\n      pageSize: data.pageSize,\n      name: data.name\n    }\n  }).then(res => {\n    if (res.code === '200') {\n      data.tableData = res.data?.list\n      data.total = res.data?.total\n    } else {\n      ElMessage.error(res.msg)\n    }\n  })\n}\nload()\n\n\u002F\u002F 新增\nconst handleAdd = () => {\n  data.form = {}\n  data.formVisible = true\n}\n\n\u002F\u002F 编辑\nconst handleEdit = (row) => {\n  data.form = JSON.parse(JSON.stringify(row))\n  data.formVisible = true\n}\n\n\u002F\u002F 新增保存\nconst add = () => {\n  request.post('\u002Fclazz\u002Fadd', data.form).then(res => {\n    if (res.code === '200') {\n      load()\n      ElMessage.success('操作成功')\n      data.formVisible = false\n    } else {\n      ElMessage.error(res.msg)\n    }\n  })\n}\n\n\u002F\u002F 编辑保存\nconst update = () => {\n  request.put('\u002Fclazz\u002Fupdate', data.form).then(res => {\n    if (res.code === '200') {\n      load()\n      ElMessage.success('操作成功')\n      data.formVisible = false\n    } else {\n      ElMessage.error(res.msg)\n    }\n  })\n}\n\n\u002F\u002F 弹窗保存\nconst save = () => {\n  formRef.value.validate(valid => {\n    if (valid) {\n      \u002F\u002F data.form有id就是更新，没有就是新增\n      data.form.id ? update() : add()\n    }\n  })\n}\n\n\u002F\u002F 删除\nconst handleDelete = (id) => {\n  ElMessageBox.confirm('删除后数据无法恢复，您确定删除吗?', '删除确认', { type: 'warning' }).then(res => {\n    request.delete('\u002Fclazz\u002Fdelete\u002F' + id).then(res => {\n      if (res.code === '200') {\n        load()\n        ElMessage.success('操作成功')\n      } else {\n        ElMessage.error(res.msg)\n      }\n    })\n  }).catch(err => {})\n}\n\n\u002F\u002F 重置\nconst reset = () => {\n  data.name = null\n  load()\n}\n\u003C\u002Fscript>\n```\n\n","coding",1,207,2225,"2026-01-08 18:03:28","2026-05-03 22:49:02","基于FastAPI+Vue3的学生信息管理系统","student-information",{"project":18,"items":19},{"id":6,"title":15,"slug":16},[20,28,35,42,49,56,63,64,71,78,85,92,98,105],{"id":21,"uuid":22,"project_id":6,"title":23,"type":9,"status":10,"public_enabled":10,"views":24,"sort":25,"created_at":26,"updated_at":27,"project_title":15,"project_slug":16},1118,"ziKCD5pq","00. 资料和脚手架获取方式",1029,2182,"2026-01-08 17:19:23","2026-05-03 22:50:49",{"id":29,"uuid":30,"project_id":6,"title":31,"type":9,"status":10,"public_enabled":10,"views":32,"sort":33,"created_at":34,"updated_at":14,"project_title":15,"project_slug":16},1119,"bxgr45Kb","01. 学生信息管理系统介绍",461,2187,"2025-12-18 18:35:51",{"id":36,"uuid":37,"project_id":6,"title":38,"type":9,"status":10,"public_enabled":10,"views":39,"sort":40,"created_at":41,"updated_at":14,"project_title":15,"project_slug":16},1120,"jlnSrc9J","02. 导入并运行项目脚手架",509,2188,"2025-12-18 18:36:05",{"id":43,"uuid":44,"project_id":6,"title":45,"type":9,"status":10,"public_enabled":10,"views":46,"sort":47,"created_at":48,"updated_at":14,"project_title":15,"project_slug":16},1124,"OIwLCsr8","03. 开发专业信息增删改查功能（一）",366,2198,"2025-12-19 17:28:47",{"id":50,"uuid":51,"project_id":6,"title":52,"type":9,"status":10,"public_enabled":10,"views":53,"sort":54,"created_at":55,"updated_at":14,"project_title":15,"project_slug":16},1128,"anqokUWU","04. 开发专业信息增删改查功能（二）",241,2211,"2025-12-22 17:24:47",{"id":57,"uuid":58,"project_id":6,"title":59,"type":9,"status":10,"public_enabled":10,"views":60,"sort":61,"created_at":62,"updated_at":14,"project_title":15,"project_slug":16},1129,"8MbeMJwP","05. 开发前端页面管理专业信息",239,2212,"2025-12-22 17:25:07",{"id":4,"uuid":5,"project_id":6,"title":7,"type":9,"status":10,"public_enabled":10,"views":11,"sort":12,"created_at":13,"updated_at":14,"project_title":15,"project_slug":16},{"id":65,"uuid":66,"project_id":6,"title":67,"type":9,"status":10,"public_enabled":10,"views":68,"sort":69,"created_at":70,"updated_at":14,"project_title":15,"project_slug":16},1137,"PIryZqq8","07. 开发学生信息管理功能",191,2226,"2025-12-23 18:00:42",{"id":72,"uuid":73,"project_id":6,"title":74,"type":9,"status":10,"public_enabled":10,"views":75,"sort":76,"created_at":77,"updated_at":14,"project_title":15,"project_slug":16},1141,"PeUzzy9n","08. 优化学生模块代码",167,2233,"2025-12-24 16:54:01",{"id":79,"uuid":80,"project_id":6,"title":81,"type":9,"status":10,"public_enabled":10,"views":82,"sort":83,"created_at":84,"updated_at":14,"project_title":15,"project_slug":16},1142,"CTQ2w9Yp","09. 开发学生登录、注册、个人信息、修改密码功能",164,2234,"2025-12-24 16:54:18",{"id":86,"uuid":87,"project_id":6,"title":88,"type":9,"status":10,"public_enabled":10,"views":89,"sort":90,"created_at":91,"updated_at":14,"project_title":15,"project_slug":16},1143,"6GmNfUzm","10. 开发课程信息管理模块",161,2235,"2025-12-24 16:54:34",{"id":93,"uuid":94,"project_id":6,"title":95,"type":9,"status":10,"public_enabled":10,"views":75,"sort":96,"created_at":97,"updated_at":14,"project_title":15,"project_slug":16},1148,"u4OeLaw2","11. 开发学生选课功能",2245,"2025-12-25 17:51:39",{"id":99,"uuid":100,"project_id":6,"title":101,"type":9,"status":10,"public_enabled":10,"views":102,"sort":103,"created_at":104,"updated_at":14,"project_title":15,"project_slug":16},1149,"OSx3Mogl","12. 开发学生成绩模块",163,2246,"2026-01-08 18:02:51",{"id":106,"uuid":107,"project_id":6,"title":108,"type":9,"status":10,"public_enabled":10,"views":109,"sort":110,"created_at":111,"updated_at":14,"project_title":15,"project_slug":16},1155,"mnCD9CqK","13. 开发系统公告功能",157,2258,"2025-12-29 15:53:35"]