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- 后端：应用 go fmt 自动格式化，统一代码风格 - 前端：更新 API 配置，完善类型安全 - 所有代码符合项目规范，准备生产部署
102 lines
2.7 KiB
Go
Executable File
102 lines
2.7 KiB
Go
Executable File
package model
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import (
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"context"
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"fmt"
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"github.com/zeromicro/go-zero/core/stores/sqlx"
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"strings"
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)
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var _ PhotoModel = (*customPhotoModel)(nil)
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type (
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// PhotoModel is an interface to be customized, add more methods here,
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// and implement the added methods in customPhotoModel.
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PhotoModel interface {
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photoModel
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withSession(session sqlx.Session) PhotoModel
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FindList(ctx context.Context, page, pageSize int, categoryId, userId int64, keyword string) ([]*Photo, error)
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Count(ctx context.Context, categoryId, userId int64, keyword string) (int64, error)
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}
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customPhotoModel struct {
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*defaultPhotoModel
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}
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)
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// NewPhotoModel returns a model for the database table.
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func NewPhotoModel(conn sqlx.SqlConn) PhotoModel {
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return &customPhotoModel{
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defaultPhotoModel: newPhotoModel(conn),
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}
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}
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func (m *customPhotoModel) withSession(session sqlx.Session) PhotoModel {
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return NewPhotoModel(sqlx.NewSqlConnFromSession(session))
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}
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// FindList 分页查询照片列表
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func (m *customPhotoModel) FindList(ctx context.Context, page, pageSize int, categoryId, userId int64, keyword string) ([]*Photo, error) {
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var conditions []string
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var args []interface{}
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if categoryId > 0 {
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conditions = append(conditions, "`category_id` = ?")
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args = append(args, categoryId)
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}
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if userId > 0 {
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conditions = append(conditions, "`user_id` = ?")
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args = append(args, userId)
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}
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if keyword != "" {
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conditions = append(conditions, "(`title` LIKE ? OR `description` LIKE ?)")
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args = append(args, "%"+keyword+"%", "%"+keyword+"%")
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}
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whereClause := ""
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if len(conditions) > 0 {
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whereClause = " WHERE " + strings.Join(conditions, " AND ")
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}
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offset := (page - 1) * pageSize
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args = append(args, pageSize, offset)
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query := fmt.Sprintf("select %s from %s%s ORDER BY `created_at` DESC LIMIT ? OFFSET ?", photoRows, m.table, whereClause)
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var resp []*Photo
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err := m.conn.QueryRowsCtx(ctx, &resp, query, args...)
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return resp, err
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}
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// Count 统计照片数量
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func (m *customPhotoModel) Count(ctx context.Context, categoryId, userId int64, keyword string) (int64, error) {
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var conditions []string
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var args []interface{}
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if categoryId > 0 {
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conditions = append(conditions, "`category_id` = ?")
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args = append(args, categoryId)
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}
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if userId > 0 {
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conditions = append(conditions, "`user_id` = ?")
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args = append(args, userId)
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}
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if keyword != "" {
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conditions = append(conditions, "(`title` LIKE ? OR `description` LIKE ?)")
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args = append(args, "%"+keyword+"%", "%"+keyword+"%")
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}
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whereClause := ""
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if len(conditions) > 0 {
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whereClause = " WHERE " + strings.Join(conditions, " AND ")
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}
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query := fmt.Sprintf("select count(*) from %s%s", m.table, whereClause)
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var count int64
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err := m.conn.QueryRowCtx(ctx, &count, query, args...)
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return count, err
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}
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