Initialize AutoLibrary website with Gitea deployment
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package bulletins_handler
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import (
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"log"
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"net/http"
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"strconv"
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"time"
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"autolibrary.top/webserver/utils"
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"autolibrary.top/webserver/backend/database/bulletins_database"
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"autolibrary.top/webserver/backend/models/bulletins_model"
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"github.com/gin-gonic/gin"
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)
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/*
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These handlers are used to manage bulletins.
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*/
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// GET /bulletins?date={yyyy-MM-dd}&time={HH:mm:ss}&range_hour={0<number}
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//
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// This handler regard the given 'date' and 'time' in Shanghai(+8:00) time zone.
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func GetBulletins(c *gin.Context) {
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dateStr := c.Query("date")
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timeStr := c.Query("time")
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rangeHourStr := c.Query("range_hour")
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loc := utils.ShanghaiLocation
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// Default to current date_time and range
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if dateStr == "" {
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dateStr = utils.NowInShanghai().Format("2006-01-02")
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}
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if timeStr == "" {
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timeStr = "00:00:00"
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}
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if rangeHourStr == "" {
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rangeHourStr = "24"
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}
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dateTimeStr := dateStr + " " + timeStr
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dateTime, err := utils.ParseInShanghai("2006-01-02 15:04:05", dateTimeStr)
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if err != nil {
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log.Printf("[E] GET > try to get bulletins, but got invalid (date=%s, time=%s, tz=%s) parameters: %v", dateStr, timeStr, loc.String(), err)
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c.JSON(http.StatusBadRequest, gin.H{
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"code": http.StatusBadRequest,
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"msg": "GET > try to get bulletins, but got invalid parameters: 'date' or 'time'",
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"data": nil,
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})
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return
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}
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rangeHours, err := strconv.Atoi(rangeHourStr)
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if err != nil {
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log.Printf("[E] GET > try to get bulletins, but got invalid (range_hour=%s) parameter: %v", rangeHourStr, err)
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c.JSON(http.StatusBadRequest, gin.H{
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"code": http.StatusBadRequest,
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"msg": "GET > try to get bulletins, but got invalid parameter: 'range_hour'",
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"data": nil,
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})
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return
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}
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startOfDateTime := dateTime
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endOfDateTime := startOfDateTime.Add(time.Duration(rangeHours)*time.Hour)
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startOfDateTimeStr := startOfDateTime.Format(time.RFC3339)
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endOfDateTimeStr := endOfDateTime.Format(time.RFC3339)
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var bulletins []bulletins_model.Bulletin
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result := bulletins_database.DB.Where(
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"date_time >= ? AND date_time < ? AND is_deleted = ?", startOfDateTime, endOfDateTime, false,
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).Find(&bulletins)
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if result.Error != nil {
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log.Printf("[E] GET > occur an error when get bulletins from %s to %s: %v", startOfDateTimeStr, endOfDateTimeStr, result.Error)
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c.JSON(http.StatusInternalServerError, gin.H{
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"code": http.StatusInternalServerError,
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"msg": "GET > occur an error when get bulletins",
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"data": nil,
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})
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return
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}
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var deleteIds []int64
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result = bulletins_database.DB.Model(bulletins_model.Bulletin{}).Where(
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"date_time >= ? AND date_time < ? AND is_deleted = ?", startOfDateTime, endOfDateTime, true,
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).Pluck("id", &deleteIds)
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if result.Error != nil {
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log.Printf("[E] GET > occur an error when get bulletins from %s to %s: %v", startOfDateTimeStr, endOfDateTimeStr, result.Error)
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c.JSON(http.StatusInternalServerError, gin.H{
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"code": http.StatusInternalServerError,
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"msg": "GET > occur an error when get bulletins",
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"data": nil,
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})
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return
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}
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data := gin.H{
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"bulletins": bulletins,
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"delete_ids": deleteIds,
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}
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log.Printf("[I] GET > get bulletins from %s to %s successfully", startOfDateTimeStr, endOfDateTimeStr)
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c.JSON(http.StatusOK, gin.H{
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"code": http.StatusOK,
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"msg": "GET > get bulletins successful",
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"data": data,
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})
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}
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// GET /bulletins/:id
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func GetBulletinByID(c *gin.Context) {
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id, err := strconv.Atoi(c.Param("id"))
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if err != nil {
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log.Printf("[E] GET > try to get bulletin, but got invalid id parameter: %v", err)
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c.JSON(http.StatusBadRequest, gin.H{
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"code": http.StatusBadRequest,
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"msg": "GET > try to get bulletin, but got invalid id",
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"data": nil,
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})
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return
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}
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var bulletin bulletins_model.Bulletin
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result := bulletins_database.DB.Where("is_deleted = ?", false).First(&bulletin, id)
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if result.Error != nil {
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log.Printf("[E] GET > bulletin (id=%d) can not found: %v", id, result.Error)
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c.JSON(http.StatusNotFound, gin.H{
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"code": http.StatusNotFound,
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"msg": "GET > bulletin can not found",
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"data": nil,
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})
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return
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}
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log.Printf("[I] GET > get bulletin (id=%d) successfully", id)
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c.JSON(http.StatusOK, gin.H{
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"code": http.StatusOK,
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"msg": "GET > get bulletin successful",
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"data": bulletin,
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})
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}
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// POST /bulletins
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func PostBulletin(c *gin.Context) {
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var bulletin bulletins_model.Bulletin
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if err := c.ShouldBindJSON(&bulletin); err != nil {
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log.Printf("[E] POST > try to create bulletin, but got invalid request data: %v", err)
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c.JSON(http.StatusBadRequest, gin.H{
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"code": http.StatusBadRequest,
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"msg": "POST > try to create bulletin, but got invalid request data",
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"data": nil,
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})
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return
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}
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bulletin.CreateAt = utils.NowInShanghai()
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// set default value to make sure the bulletin is not edited and not deleted before
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// get into the database
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bulletin.IsEdited = false
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bulletin.IsDeleted = false
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result := bulletins_database.DB.Create(&bulletin)
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if result.Error != nil {
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log.Printf("[E] POST > occur an error when create bulletin: %v", result.Error)
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c.JSON(http.StatusInternalServerError, gin.H{
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"code": http.StatusInternalServerError,
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"msg": "POST > occur an error when create bulletin",
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"data": nil,
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})
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return
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}
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dataTimeStr := bulletin.DateTime.Format(time.RFC3339)
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id := strconv.FormatUint(uint64(bulletin.ID), 10)
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log.Printf("[I] POST > create bulletin (id=%s, date_time=%s) successful", id, dataTimeStr)
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c.JSON(http.StatusOK, gin.H{
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"code": http.StatusOK,
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"msg": "POST > create bulletin successful",
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"data": bulletin,
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})
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}
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// PUT /bulletins/:id
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func PutBulletinByID(c *gin.Context) {
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id, err := strconv.Atoi(c.Param("id"))
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if err != nil {
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log.Printf("[E] PUT > try to update bulletin, but got invalid id parameter: %v", err)
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c.JSON(http.StatusBadRequest, gin.H{
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"code": http.StatusBadRequest,
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"msg": "PUT > try to update bulletin, but got invalid id",
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"data": nil,
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})
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return
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}
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var updateBulletin bulletins_model.Bulletin
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if err := c.ShouldBindJSON(&updateBulletin); err != nil {
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log.Printf("[E] PUT > try to update bulletin, but got invalid request data: %v", err)
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c.JSON(http.StatusBadRequest, gin.H{
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"code": http.StatusBadRequest,
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"msg": "PUT > try to update bulletin, but got invalid request data",
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"data": nil,
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})
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return
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}
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var existingBulletin bulletins_model.Bulletin
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result := bulletins_database.DB.Where("is_deleted = ?", false).First(&existingBulletin, id)
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if result.Error != nil {
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log.Printf("[E] PUT > bulletin (id=%d) can not found: %v", id, result.Error)
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c.JSON(http.StatusNotFound, gin.H{
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"code": http.StatusNotFound,
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"msg": "PUT > bulletin can not found",
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"data": nil,
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})
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return
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}
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// keep the original date time
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updateBulletin.DateTime = existingBulletin.DateTime
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// set last edit time to current time
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updateBulletin.LastEditAt = utils.NowInShanghai()
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// set is edited to true
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updateBulletin.IsEdited = true
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result = bulletins_database.DB.Model(&existingBulletin).Where("id = ?", id).Updates(updateBulletin)
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if result.Error != nil {
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log.Printf("[E] PUT > occur an error when update bulletin (id=%d): %v", id, result.Error)
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c.JSON(http.StatusInternalServerError, gin.H{
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"code": http.StatusInternalServerError,
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"msg": "PUT > occur an error when update bulletin",
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"data": nil,
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})
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return
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}
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// post check after update
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var updatedBulletin bulletins_model.Bulletin
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if result = bulletins_database.DB.Where("is_deleted = ?", false).First(&updatedBulletin, id); result.Error == nil {
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log.Printf("[I] PUT > update bulletin (id=%d) successful", id)
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c.JSON(http.StatusOK, gin.H{
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"code": http.StatusOK,
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"msg": "PUT > update bulletin successful",
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"data": updatedBulletin,
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})
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} else {
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log.Printf("[E] PUT > update successful but failed to retrieve updated bulletin (id=%d): %v", id, result.Error)
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c.JSON(http.StatusInternalServerError, gin.H{
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"code": http.StatusInternalServerError,
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"msg": "PUT > update successful but failed to retrieve updated bulletin",
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"data": nil,
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})
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}
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}
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// DELETE /bulletins/:id
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func DeleteBulletinByID(c *gin.Context) {
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id, err := strconv.Atoi(c.Param("id"))
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if err != nil {
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log.Printf("[E] DELETE > try to delete bulletin, but got invalid id: %v", err)
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c.JSON(http.StatusBadRequest, gin.H{
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"code": http.StatusBadRequest,
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"msg": "DELETE > try to delete bulletin, but got invalid id",
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"data": nil,
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})
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return
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}
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// soft delete, actually is a update operation
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var existingBulletin bulletins_model.Bulletin
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result := bulletins_database.DB.Where("is_deleted = ?", false).First(&existingBulletin, id)
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if result.Error != nil {
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log.Printf("[E] DELETE > bulletin (id=%d) can not found: %v", id, result.Error)
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c.JSON(http.StatusNotFound, gin.H{
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"code": http.StatusNotFound,
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"msg": "DELETE > bulletin can not found",
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"data": nil,
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})
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return
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}
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// set is_deleted to true
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existingBulletin.IsDeleted = true
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result = bulletins_database.DB.Model(&existingBulletin).Where("id = ?", id).Updates(existingBulletin)
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if result.Error != nil {
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log.Printf("[E] DELETE > occur an error when soft delete bulletin (id=%d): %v", id, result.Error)
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c.JSON(http.StatusInternalServerError, gin.H{
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"code": http.StatusInternalServerError,
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"msg": "DELETE > occur an error when soft delete bulletin",
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"data": nil,
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})
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return
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}
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// post check after soft delete
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var deletedBulletin bulletins_model.Bulletin
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if result = bulletins_database.DB.Where("is_deleted = ?", true).First(&deletedBulletin, id); result.Error == nil {
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log.Printf("[I] DELETE > soft delete bulletin (id=%d) successful", id)
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c.JSON(http.StatusOK, gin.H{
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"code": http.StatusOK,
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"msg": "DELETE > soft delete bulletin successful",
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"data": deletedBulletin,
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})
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} else {
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log.Printf("[E] DELETE > soft delete successful but failed to retrieve deleted bulletin (id=%d): %v", id, result.Error)
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c.JSON(http.StatusInternalServerError, gin.H{
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"code": http.StatusInternalServerError,
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"msg": "DELETE > soft delete successful but failed to retrieve deleted bulletin",
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"data": nil,
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})
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}
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}
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