package com.emoon.okr.dto;

import jakarta.validation.constraints.NotEmpty;
import jakarta.validation.constraints.NotBlank;
import jakarta.validation.constraints.NotNull;
import jakarta.validation.constraints.Max;
import jakarta.validation.constraints.Min;
import jakarta.validation.constraints.Size;
import lombok.Data;

import java.util.ArrayList;
import java.util.List;

public final class PeerReviewDto {

    private PeerReviewDto() {
    }

    @Data
    public static class SubmitListRequest {
        @NotNull
        private Long periodId;
        @NotEmpty
        @Size(min = 3, max = 5)
        private List<Long> reviewerIds;
    }

    @Data
    public static class ReviewListRequest {
        @NotNull
        private Boolean approved;
        @Size(max = 300)
        private String reason;
    }

    @Data
    public static class DeclineRequest {
        @NotBlank
        @Size(max = 300)
        private String reason;
    }

    @Data
    public static class SupplementRequest {
        @NotNull
        private Long periodId;
        @NotNull
        private Long reviewerId;
    }

    @Data
    public static class SaveResponseRequest {
        @Min(1) @Max(5)
        private Integer goalContributionScore;
        @Min(1) @Max(5)
        private Integer collaborationScore;
        @Min(1) @Max(5)
        private Integer accountabilityScore;
        @Size(max = 300)
        private String strengths;
        @Size(max = 300)
        private String improvementSuggestion;
    }

    @Data
    public static class ReviewerWorkspace {
        private Long invitationId;
        private Long subjectUserId;
        private String subjectName;
        private String status;
        private List<ObjectiveSummary> objectives = new ArrayList<>();
        private List<WorkResultSummary> workResults = new ArrayList<>();
        private SaveResponseRequest response;
    }

    @Data
    public static class ObjectiveSummary {
        private String title;
        private Double progress;
        private List<KrSummary> keyResults = new ArrayList<>();
    }

    @Data
    public static class KrSummary {
        private String title;
        private Double currentValue;
        private Double targetValue;
        private String status;
    }

    @Data
    public static class WorkResultSummary {
        private String name;
        private String description;
    }

    @Data
    public static class Candidate {
        private Long userId;
        private String realName;
        private Long departmentId;
        private String relationType;
    }

    @Data
    public static class EmployeeProgress {
        private Long requestId;
        private String status;
        private String rejectionReason;
        private int invitedCount;
        private int submittedCount;
        private List<InvitationSummary> invitations = new ArrayList<>();
    }

    @Data
    public static class InvitationSummary {
        private Long invitationId;
        private Long reviewerId;
        private String reviewerName;
        private String relationType;
        private String status;
        private String declineReason;
    }

    @Data
    public static class LeaderSummary {
        private Long requestId;
        private Long subjectUserId;
        private String status;
        private int invitedCount;
        private int submittedCount;
        private boolean canFinalize;
        private Double averageGoalContributionScore;
        private Double averageCollaborationScore;
        private Double averageAccountabilityScore;
        private List<InvitationSummary> invitations = new ArrayList<>();
        private List<LeaderResponse> responses = new ArrayList<>();
    }

    @Data
    public static class LeaderResponse {
        private Long reviewerId;
        private String reviewerName;
        private Integer goalContributionScore;
        private Integer collaborationScore;
        private Integer accountabilityScore;
        private String strengths;
        private String improvementSuggestion;
    }

    @Data
    public static class LeaderQueueItem {
        private Long requestId;
        private Long subjectUserId;
        private String status;
        private int submittedCount;
        private boolean canFinalize;
    }

    @Data
    public static class AdminStatistics {
        private int requestedEmployeeCount;
        private int submittedResponseCount;
        private int blockedEmployeeCount;
        private List<Long> blockedSubjectUserIds = new ArrayList<>();
    }
}