92 lines
2.2 KiB
Go
92 lines
2.2 KiB
Go
package posts
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import (
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"context"
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"database/sql"
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"backend/app/requests"
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"backend/database"
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"backend/database/models/qvyun_v2/public/model"
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"backend/database/models/qvyun_v2/public/table"
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"backend/providers/otel"
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. "github.com/go-jet/jet/v2/postgres"
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log "github.com/sirupsen/logrus"
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"go.opentelemetry.io/otel/attribute"
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semconv "go.opentelemetry.io/otel/semconv/v1.4.0"
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)
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// @provider:except
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type Service struct {
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db *sql.DB
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log *log.Entry `inject:"false"`
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}
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func (svc *Service) Prepare() error {
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svc.log = log.WithField("module", "posts.service")
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_ = Int(1)
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return nil
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}
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// GetPosts
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func (svc *Service) GetPosts(ctx context.Context, pagination *requests.Pagination, filter *UserPostFilter) ([]model.Posts, int64, error) {
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_, span := otel.Start(ctx, "users.service.GetPosts")
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defer span.End()
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span.SetAttributes(
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attribute.Int64("user.id", filter.UserID),
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attribute.Int64("page.page", pagination.Page),
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attribute.Int64("page.limit", pagination.Limit),
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)
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tbl := table.Posts
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cond := Bool(true)
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if filter.ID != nil {
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cond = cond.AND(tbl.ID.EQ(Int64(*filter.ID)))
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}
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if filter.UserID != 0 {
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cond = cond.AND(tbl.UserID.EQ(Int64(filter.UserID)))
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}
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if filter.CreatedAt != nil {
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cond = cond.AND(tbl.CreatedAt.LT_EQ(TimestampT(*filter.CreatedAt)))
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}
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if filter.TenantID != 0 {
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cond = cond.AND(tbl.TenantID.EQ(Int64(filter.TenantID)))
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}
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if filter.Keyword != nil {
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cond = cond.AND(
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tbl.Title.
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LIKE(String(database.WrapLike(*filter.Keyword))).
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OR(
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tbl.Description.LIKE(String(database.WrapLike(*filter.Keyword))),
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).
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OR(
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tbl.Content.LIKE(String(database.WrapLike(*filter.Keyword))),
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),
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)
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}
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cntStmt := tbl.SELECT(COUNT(tbl.ID).AS("cnt")).WHERE(cond)
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span.SetAttributes(semconv.DBStatementKey.String(cntStmt.DebugSql()))
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var count struct {
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Cnt int64
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}
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if err := cntStmt.QueryContext(ctx, svc.db, &count); err != nil {
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return nil, 0, err
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}
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stmt := tbl.
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SELECT(tbl.AllColumns).
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ORDER_BY(tbl.ID.DESC()).
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LIMIT(pagination.Limit).
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OFFSET(pagination.Offset())
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span.SetAttributes(semconv.DBStatementKey.String(stmt.DebugSql()))
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var posts []model.Posts
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if err := stmt.QueryContext(ctx, svc.db, &posts); err != nil {
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return nil, 0, err
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}
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return posts, count.Cnt, nil
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}
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