144 lines
3.3 KiB
Go
144 lines
3.3 KiB
Go
package commentser
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import (
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"fmt"
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"net/url"
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"strconv"
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"strings"
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"time"
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"videoweb/app/service/authser"
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"videoweb/app/service/upstream"
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"videoweb/pub/common/log"
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"github.com/gin-gonic/gin"
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)
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const (
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listPath = "/api/app/comment/list"
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defaultCommentSize = 10
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)
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// ListQuery 评论列表查询参数。
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type ListQuery struct {
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ObjectID int64
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ObjectType int
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PageNum int
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PageSize int
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SortOrder int
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}
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// Normalize 校正分页与排序默认值。
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func (q *ListQuery) Normalize() {
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if q.PageNum <= 0 {
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q.PageNum = 1
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}
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if q.PageSize <= 0 {
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q.PageSize = defaultCommentSize
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}
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if q.PageSize > 50 {
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q.PageSize = 50
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}
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q.ObjectType = NormalizeObjectType(q.ObjectType)
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if q.SortOrder != SortLatest {
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q.SortOrder = SortHot
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}
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}
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// FetchList 分页查询评论。
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func FetchList(c *gin.Context, q ListQuery) (*GetCommentListResp, error) {
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q.Normalize()
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if q.ObjectID <= 0 {
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return nil, fmt.Errorf("comment list invalid objectId")
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}
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params := url.Values{}
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params.Set("objectId", strconv.FormatInt(q.ObjectID, 10))
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params.Set("objectType", strconv.Itoa(q.ObjectType))
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params.Set("pageNum", strconv.Itoa(q.PageNum))
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params.Set("pageSize", strconv.Itoa(q.PageSize))
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params.Set("sortOrder", strconv.Itoa(q.SortOrder))
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authser.EnsureGuestOnEnter(c)
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requestPath := listPath + "?" + params.Encode()
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env, err := fetchListOnce(c, requestPath)
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if err != nil {
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return nil, err
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}
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if env.Code != 200 && authser.IsSessionExpiredCode(env.Code) && authser.RecoverContentSession(c, env.Code) {
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env, err = fetchListOnce(c, requestPath)
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if err != nil {
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return nil, err
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}
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}
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if env.Code != 200 {
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return nil, fmt.Errorf("comment list code=%d msg=%s", env.Code, env.Msg)
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}
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return &env.Data, nil
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}
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func fetchListOnce(c *gin.Context, path string) (*APIEnvelope[GetCommentListResp], error) {
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var env APIEnvelope[GetCommentListResp]
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if err := upstream.GetJSON(c, path, &env); err != nil {
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return nil, err
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}
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return &env, nil
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}
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// FetchListOrEmpty 失败时返回空列表。
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func FetchListOrEmpty(c *gin.Context, q ListQuery) *GetCommentListResp {
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data, err := FetchList(c, q)
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if err != nil {
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log.Error("fetch comment list failed", log.E(err))
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return &GetCommentListResp{
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ObjectID: q.ObjectID,
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PageNum: q.PageNum,
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PageSize: q.PageSize,
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}
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}
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if data == nil {
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return &GetCommentListResp{
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ObjectID: q.ObjectID,
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PageNum: q.PageNum,
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PageSize: q.PageSize,
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}
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}
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return data
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}
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// ParseSortOrder 解析站点评论排序（1 热门 / 2 最新）。
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func ParseSortOrder(s string) int {
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n, err := strconv.Atoi(strings.TrimSpace(s))
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if err != nil || n != SortLatest {
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return SortHot
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}
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return SortLatest
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}
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// FormatCreatedAt 展示用时间格式化（非字段映射）。
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func FormatCreatedAt(raw string) string {
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raw = strings.TrimSpace(raw)
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if raw == "" {
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return ""
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}
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layouts := []string{
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time.RFC3339Nano,
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time.RFC3339,
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"2006-01-02T15:04:05Z07:00",
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"2006-01-02 15:04:05",
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}
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for _, layout := range layouts {
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if t, err := time.Parse(layout, raw); err == nil {
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return t.Local().Format("2006/1/2 15:04")
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}
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}
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return raw
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}
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// AvatarOrDefault 头像空时回退默认图。
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func AvatarOrDefault(avatar string) string {
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avatar = strings.TrimSpace(avatar)
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if avatar == "" {
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return "/static/images/profile/avatar.png"
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}
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return avatar
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}
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