IJoiningQuery.cs 5.8 KB

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  1. using System;
  2. using System.Linq.Expressions;
  3. namespace Ant.ORM
  4. {
  5. /// <summary>
  6. /// 关联最多可以支持六张表
  7. /// </summary>
  8. /// <typeparam name="T1"></typeparam>
  9. /// <typeparam name="T2"></typeparam>
  10. public interface IJoiningQuery<T1, T2>
  11. {
  12. IJoiningQuery<T1, T2> Where(Expression<Func<T1, T2, bool>> predicate);
  13. IJoiningQuery<T1, T2, T3> Join<T3>(JoinType joinType, Expression<Func<T1, T2, T3, bool>> on);
  14. IJoiningQuery<T1, T2, T3> Join<T3>(IQuery<T3> q, JoinType joinType, Expression<Func<T1, T2, T3, bool>> on);
  15. IJoiningQuery<T1, T2, T3> InnerJoin<T3>(Expression<Func<T1, T2, T3, bool>> on);
  16. IJoiningQuery<T1, T2, T3> LeftJoin<T3>(Expression<Func<T1, T2, T3, bool>> on);
  17. IJoiningQuery<T1, T2, T3> RightJoin<T3>(Expression<Func<T1, T2, T3, bool>> on);
  18. IJoiningQuery<T1, T2, T3> FullJoin<T3>(Expression<Func<T1, T2, T3, bool>> on);
  19. /// <summary>
  20. ///
  21. /// </summary>
  22. /// <typeparam name="T3"></typeparam>
  23. /// <param name="q"></param>
  24. /// <param name="on"></param>
  25. /// <returns></returns>
  26. IJoiningQuery<T1, T2, T3> InnerJoin<T3>(IQuery<T3> q, Expression<Func<T1, T2, T3, bool>> on);
  27. /// <summary>
  28. /// 左关联
  29. /// </summary>
  30. /// <typeparam name="T3"></typeparam>
  31. /// <param name="q"></param>
  32. /// <param name="on"></param>
  33. /// <returns></returns>
  34. IJoiningQuery<T1, T2, T3> LeftJoin<T3>(IQuery<T3> q, Expression<Func<T1, T2, T3, bool>> on);
  35. /// <summary>
  36. /// 右关联
  37. /// </summary>
  38. /// <typeparam name="T3"></typeparam>
  39. /// <param name="q"></param>
  40. /// <param name="on"></param>
  41. /// <returns></returns>
  42. IJoiningQuery<T1, T2, T3> RightJoin<T3>(IQuery<T3> q, Expression<Func<T1, T2, T3, bool>> on);
  43. /// <summary>
  44. ///
  45. /// </summary>
  46. /// <typeparam name="T3"></typeparam>
  47. /// <param name="q"></param>
  48. /// <param name="on"></param>
  49. /// <returns></returns>
  50. IJoiningQuery<T1, T2, T3> FullJoin<T3>(IQuery<T3> q, Expression<Func<T1, T2, T3, bool>> on);
  51. /// <summary>
  52. ///
  53. /// </summary>
  54. /// <typeparam name="TResult"></typeparam>
  55. /// <param name="selector"></param>
  56. /// <returns></returns>
  57. IQuery<TResult> Select<TResult>(Expression<Func<T1, T2, TResult>> selector);
  58. }
  59. public interface IJoiningQuery<T1, T2, T3>
  60. {
  61. IJoiningQuery<T1, T2, T3> Where(Expression<Func<T1, T2, T3, bool>> predicate);
  62. IJoiningQuery<T1, T2, T3, T4> Join<T4>(JoinType joinType, Expression<Func<T1, T2, T3, T4, bool>> on);
  63. IJoiningQuery<T1, T2, T3, T4> Join<T4>(IQuery<T4> q, JoinType joinType, Expression<Func<T1, T2, T3, T4, bool>> on);
  64. /// <summary>
  65. ///
  66. /// </summary>
  67. /// <typeparam name="T4"></typeparam>
  68. /// <param name="q"></param>
  69. /// <param name="on"></param>
  70. /// <returns></returns>
  71. IJoiningQuery<T1, T2, T3, T4> InnerJoin<T4>(IQuery<T4> q, Expression<Func<T1, T2, T3, T4, bool>> on);
  72. IJoiningQuery<T1, T2, T3, T4> LeftJoin<T4>(IQuery<T4> q, Expression<Func<T1, T2, T3, T4, bool>> on);
  73. IJoiningQuery<T1, T2, T3, T4> RightJoin<T4>(IQuery<T4> q, Expression<Func<T1, T2, T3, T4, bool>> on);
  74. IJoiningQuery<T1, T2, T3, T4> FullJoin<T4>(IQuery<T4> q, Expression<Func<T1, T2, T3, T4, bool>> on);
  75. IJoiningQuery<T1, T2, T3, T4> InnerJoin<T4>(Expression<Func<T1, T2, T3, T4, bool>> on);
  76. IJoiningQuery<T1, T2, T3, T4> LeftJoin<T4>(Expression<Func<T1, T2, T3, T4, bool>> on);
  77. IJoiningQuery<T1, T2, T3, T4> RightJoin<T4>(Expression<Func<T1, T2, T3, T4, bool>> on);
  78. IJoiningQuery<T1, T2, T3, T4> FullJoin<T4>(Expression<Func<T1, T2, T3, T4, bool>> on);
  79. IQuery<TResult> Select<TResult>(Expression<Func<T1, T2, T3, TResult>> selector);
  80. }
  81. public interface IJoiningQuery<T1, T2, T3, T4>
  82. {
  83. IJoiningQuery<T1, T2, T3, T4> Where(Expression<Func<T1, T2, T3, T4, bool>> predicate);
  84. IJoiningQuery<T1, T2, T3, T4, T5> Join<T5>(JoinType joinType, Expression<Func<T1, T2, T3, T4, T5, bool>> on);
  85. IJoiningQuery<T1, T2, T3, T4, T5> Join<T5>(IQuery<T5> q, JoinType joinType, Expression<Func<T1, T2, T3, T4, T5, bool>> on);
  86. IJoiningQuery<T1, T2, T3, T4, T5> InnerJoin<T5>(IQuery<T5> q, Expression<Func<T1, T2, T3, T4, T5, bool>> on);
  87. IJoiningQuery<T1, T2, T3, T4, T5> LeftJoin<T5>(IQuery<T5> q, Expression<Func<T1, T2, T3, T4, T5, bool>> on);
  88. IJoiningQuery<T1, T2, T3, T4, T5> RightJoin<T5>(IQuery<T5> q, Expression<Func<T1, T2, T3, T4, T5, bool>> on);
  89. IJoiningQuery<T1, T2, T3, T4, T5> FullJoin<T5>(IQuery<T5> q, Expression<Func<T1, T2, T3, T4, T5, bool>> on);
  90. IJoiningQuery<T1, T2, T3, T4, T5> InnerJoin<T5>(Expression<Func<T1, T2, T3, T4, T5, bool>> on);
  91. IJoiningQuery<T1, T2, T3, T4, T5> LeftJoin<T5>(Expression<Func<T1, T2, T3, T4, T5, bool>> on);
  92. IJoiningQuery<T1, T2, T3, T4, T5> RightJoin<T5>(Expression<Func<T1, T2, T3, T4, T5, bool>> on);
  93. IJoiningQuery<T1, T2, T3, T4, T5> FullJoin<T5>(Expression<Func<T1, T2, T3, T4, T5, bool>> on);
  94. IQuery<TResult> Select<TResult>(Expression<Func<T1, T2, T3, T4, TResult>> selector);
  95. }
  96. //GAME OVER
  97. public interface IJoiningQuery<T1, T2, T3, T4, T5>
  98. {
  99. //IJoiningQuery<T1, T2, T3, T4, T5> InnerJoin<T5>(IQuery<T5> q, Expression<Func<T1, T2, T3, T4, T5, bool>> on);
  100. //IJoiningQuery<T1, T2, T3, T4, T5> LeftJoin<T5>(IQuery<T5> q, Expression<Func<T1, T2, T3, T4, T5, bool>> on);
  101. //IJoiningQuery<T1, T2, T3, T4, T5> RightJoin<T5>(IQuery<T5> q, Expression<Func<T1, T2, T3, T4, T5, bool>> on);
  102. IQuery<TResult> Select<TResult>(Expression<Func<T1, T2, T3, T4, T5, TResult>> selector);
  103. }
  104. }