Files
LoveChengke 9d5ac7adf9 feat(shared,server,web,client,plugin)!: 角色与权限重构 + 学期周次 + 课表方向反转(1.2.0)
学生、任课关系、周次口径三处长期靠约定维持的事情,改为由数据模型保证。

学生不是账号
- 拆出独立 Student 表,没有 passwordHash / role / 任何登录字段
- 「学生不能登录」由表结构保证,不再靠「登录前判 role 再 403」的代码分支
- 三张个人数据表外键 userId → studentId;删掉 Enrollment 与 ClassTeacher
- 学生一律称「学号」、教师一律称「工号」,「学生账号」这个概念消失

任课关系唯一来源 = Course(班级 + 科目 + 教师)
- 班主任 = Class.teacherId,科任 = Course.teacherId,同一人两处指向同一账号、不重复建号
- 作业与成绩按科目再收一道:挂科目只由该科任课老师改,没挂科目归班主任 / 管理员
- 新增「任课教师分配」与「班级教师批量导入」(带「使用工号匹配」开关)

成绩与名单
- 成绩等级:百分制 / 等级制 A·B·C·D / 自定义,支持单个与批量改等级
- 按学号查成绩明细(教师端 + 班级端 + 设备令牌),受按班开关控制
- 调班 / 转出(单个与批量)+ 可查历史;学号不变、历史作业成绩留原归属
- 毕业归档页(按年度记录毕业班级 / 毕业生 / 转出学生 / 该届通知与作业)
- 学年升级(未毕业不归档、数据沿用);班级称呼改为「2026级1班」

ClassHelper 班级端在线状态
- Web 端显示 班级 / 设备名 / 设备号 / 在线离线 / 最后在线 / 最后心跳
- lastHeartbeatAt 驱动 60 秒在线窗口,与只表示「带状态上报」的 lastSeenAt 分开

学期周次
- 新增 TermWeek(classId 空串 = 全校默认),管理员可用日期范围选择器逐周配置
- 一键按开学日期生成整学期;联网拉取调休建议(只给建议、不改数据,无外网失败属正常)
- 改周次后随课表下发给教室的 ClassHelper 班级端

课表方向反转
- 主方向改为「服务端 → 教室」自动下发;教室不再自动回传
- 取教室课表改为手动动作(点击前弹警告),插件按待办标记在下一次心跳补报

改名
- 班级小助手 → ClassHelper:界面、窗口标题、托盘、灵动岛、EXE、安装包、
  安装目录、systemd 描述、插件清单与设置页、官网、文档站、README

BREAKING CHANGE: 产品名与 EXE 名变更(班级小助手.exe → ClassHelper.exe),
安装目录随之改变,不支持覆盖安装,需先卸载旧版。
服务端首次启动会自动应用 6 个数据库迁移(学生行按 id 原样搬迁,历史数据不丢),
升级前请先备份。
2026-10-06 19:41:18 +08:00

146 lines
7.6 KiB
SQL

-- 毕业归档:届别档案 + 班级/学生的归档标记
--
-- 背景(需求):管理员要有一个「归档」页,按**年度**记录毕业的班级与学生、当年转出的学生,
-- 以及毕业班级发过的作业与通知;**未毕业而升级的班级不归档、数据沿用**。
--
-- 关键设计:**归档是打标记 + 只读,不删任何数据**。
-- `ArchivedYear` 是届别档案(入学年份 + 毕业年份 + 归档时的统计快照);
-- `Class.archivedYearId` / `Student.archivedYearId` 指向它,常规列表据此过滤掉归档项;
-- 毕业班级的作业与通知原样留在库里(`Homework.classId` / `Notification.classId` 不变),
-- 归档详情页只读地查它们 —— 「记录每个年度毕业班级的消息和作业」就是这么满足的。
--
-- 升级 ≠ 归档:高一 → 高二 只改 `Class.grade`,班级记录、学生名单、作业成绩全部沿用,
-- 不碰 archivedYearId。因此归档只能由管理员在归档页显式执行。
--
-- 班级称呼改成「XXXX级X班」:新列 `enrollmentYear`(入学年份)+ `classIndex`(班号),
-- `Class.name` 由服务端按二者生成。下面会对**已有班级**做一次尽力而为的推断回填。
-- CreateTable
CREATE TABLE "ArchivedYear" (
"id" TEXT NOT NULL PRIMARY KEY,
"enrollmentYear" INTEGER NOT NULL,
"graduationYear" INTEGER NOT NULL,
"name" TEXT NOT NULL,
"note" TEXT NOT NULL DEFAULT '',
"operatorId" TEXT,
"operatorName" TEXT NOT NULL DEFAULT '',
"classCount" INTEGER NOT NULL DEFAULT 0,
"studentCount" INTEGER NOT NULL DEFAULT 0,
"transferredCount" INTEGER NOT NULL DEFAULT 0,
"homeworkCount" INTEGER NOT NULL DEFAULT 0,
"notificationCount" INTEGER NOT NULL DEFAULT 0,
"archivedAt" DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP
);
-- RedefineTables
PRAGMA defer_foreign_keys=ON;
PRAGMA foreign_keys=OFF;
CREATE TABLE "new_Class" (
"id" TEXT NOT NULL PRIMARY KEY,
"name" TEXT NOT NULL,
"grade" TEXT NOT NULL,
"enrollmentYear" INTEGER,
"classIndex" INTEGER,
"teacherId" TEXT NOT NULL,
"code" TEXT NOT NULL,
"passwordHash" TEXT,
"termWeeks" INTEGER NOT NULL DEFAULT 20,
"notificationChannel" TEXT NOT NULL DEFAULT 'both',
"studentGradeQueryEnabled" BOOLEAN NOT NULL DEFAULT true,
"archivedYearId" TEXT,
"archivedAt" DATETIME,
"createdAt" DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP,
"updatedAt" DATETIME NOT NULL,
CONSTRAINT "Class_teacherId_fkey" FOREIGN KEY ("teacherId") REFERENCES "User" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
CONSTRAINT "Class_archivedYearId_fkey" FOREIGN KEY ("archivedYearId") REFERENCES "ArchivedYear" ("id") ON DELETE SET NULL ON UPDATE CASCADE
);
INSERT INTO "new_Class" ("code", "createdAt", "grade", "id", "name", "notificationChannel", "passwordHash", "studentGradeQueryEnabled", "teacherId", "termWeeks", "updatedAt") SELECT "code", "createdAt", "grade", "id", "name", "notificationChannel", "passwordHash", "studentGradeQueryEnabled", "teacherId", "termWeeks", "updatedAt" FROM "Class";
DROP TABLE "Class";
ALTER TABLE "new_Class" RENAME TO "Class";
CREATE UNIQUE INDEX "Class_code_key" ON "Class"("code");
CREATE INDEX "Class_teacherId_idx" ON "Class"("teacherId");
CREATE INDEX "Class_enrollmentYear_idx" ON "Class"("enrollmentYear");
CREATE INDEX "Class_archivedYearId_idx" ON "Class"("archivedYearId");
-- 已有班级的届别推断(尽力而为):
-- 入学年份 = 当前学年起始年 − 该班现在的年级偏移。学年在 9 月切换,
-- 所以 9 月及以后算今年起始、之前算去年起始;高一偏移 0、高二 1、高三 2,
-- 认不出的年级(初中 / 四年制等)按高三处理(宁可偏早,管理员可在班级管理页改正)。
UPDATE "Class"
SET "enrollmentYear" = (
CASE WHEN CAST(strftime('%m', 'now') AS INTEGER) >= 9
THEN CAST(strftime('%Y', 'now') AS INTEGER)
ELSE CAST(strftime('%Y', 'now') AS INTEGER) - 1 END
) - CASE "grade" WHEN '高二' THEN 1 WHEN '高三' THEN 2 ELSE 0 END
WHERE "enrollmentYear" IS NULL;
-- 班号按「同一届内按创建先后」编号(老名字里的括号数字没法跨库 reliably 解析,这是等价的近似)。
UPDATE "Class"
SET "classIndex" = (
SELECT COUNT(*) FROM "Class" c2
WHERE c2."enrollmentYear" = "Class"."enrollmentYear"
AND (c2."createdAt" < "Class"."createdAt"
OR (c2."createdAt" = "Class"."createdAt" AND c2."id" <= "Class"."id"))
)
WHERE "classIndex" IS NULL;
-- 按新口径重写称呼:「2026级1班」。管理员若觉得推断不对,可在班级管理页改入学年份/班号。
UPDATE "Class"
SET "name" = CAST("enrollmentYear" AS TEXT) || '级' || CAST("classIndex" AS TEXT) || '班'
WHERE "enrollmentYear" IS NOT NULL AND "classIndex" IS NOT NULL;
CREATE TABLE "new_Student" (
"id" TEXT NOT NULL PRIMARY KEY,
"studentNo" TEXT NOT NULL,
"name" TEXT NOT NULL,
"classId" TEXT,
"gender" TEXT NOT NULL DEFAULT '',
"guardianPhone" TEXT NOT NULL DEFAULT '',
"status" TEXT NOT NULL DEFAULT 'active',
"archivedYearId" TEXT,
"archivedAt" DATETIME,
"transferredAt" DATETIME,
"transferNote" TEXT NOT NULL DEFAULT '',
"createdAt" DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP,
"updatedAt" DATETIME NOT NULL,
CONSTRAINT "Student_classId_fkey" FOREIGN KEY ("classId") REFERENCES "Class" ("id") ON DELETE SET NULL ON UPDATE CASCADE,
CONSTRAINT "Student_archivedYearId_fkey" FOREIGN KEY ("archivedYearId") REFERENCES "ArchivedYear" ("id") ON DELETE SET NULL ON UPDATE CASCADE
);
INSERT INTO "new_Student" ("classId", "createdAt", "gender", "guardianPhone", "id", "name", "status", "studentNo", "updatedAt") SELECT "classId", "createdAt", "gender", "guardianPhone", "id", "name", "status", "studentNo", "updatedAt" FROM "Student";
DROP TABLE "Student";
ALTER TABLE "new_Student" RENAME TO "Student";
CREATE UNIQUE INDEX "Student_studentNo_key" ON "Student"("studentNo");
CREATE INDEX "Student_classId_idx" ON "Student"("classId");
CREATE INDEX "Student_name_idx" ON "Student"("name");
CREATE INDEX "Student_status_idx" ON "Student"("status");
CREATE INDEX "Student_archivedYearId_idx" ON "Student"("archivedYearId");
CREATE TABLE "new_StudentClassTransfer" (
"id" TEXT NOT NULL PRIMARY KEY,
"studentId" TEXT NOT NULL,
"studentNo" TEXT NOT NULL,
"studentName" TEXT NOT NULL,
"fromClassId" TEXT,
"fromClassName" TEXT NOT NULL DEFAULT '',
"toClassId" TEXT,
"toClassName" TEXT NOT NULL DEFAULT '',
"operatorId" TEXT,
"operatorName" TEXT NOT NULL DEFAULT '',
"mode" TEXT NOT NULL DEFAULT 'single',
"note" TEXT NOT NULL DEFAULT '',
"createdAt" DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP,
CONSTRAINT "StudentClassTransfer_studentId_fkey" FOREIGN KEY ("studentId") REFERENCES "Student" ("id") ON DELETE CASCADE ON UPDATE CASCADE
);
INSERT INTO "new_StudentClassTransfer" ("createdAt", "fromClassId", "fromClassName", "id", "mode", "operatorId", "operatorName", "studentId", "studentName", "studentNo", "toClassId", "toClassName") SELECT "createdAt", "fromClassId", "fromClassName", "id", "mode", "operatorId", "operatorName", "studentId", "studentName", "studentNo", "toClassId", "toClassName" FROM "StudentClassTransfer";
DROP TABLE "StudentClassTransfer";
ALTER TABLE "new_StudentClassTransfer" RENAME TO "StudentClassTransfer";
CREATE INDEX "StudentClassTransfer_studentId_createdAt_idx" ON "StudentClassTransfer"("studentId", "createdAt");
CREATE INDEX "StudentClassTransfer_createdAt_idx" ON "StudentClassTransfer"("createdAt");
PRAGMA foreign_keys=ON;
PRAGMA defer_foreign_keys=OFF;
-- CreateIndex
CREATE UNIQUE INDEX "ArchivedYear_enrollmentYear_key" ON "ArchivedYear"("enrollmentYear");