// Code generated by sqlc. DO NOT EDIT.
// versions:
//   sqlc v1.31.1
// source: attachment.sql

package db

import (
	"context"

	"github.com/jackc/pgx/v5/pgtype"
)

const createAttachment = `-- name: CreateAttachment :one
INSERT INTO attachment (
  id, workspace_id, issue_id, comment_id, chat_session_id,
  uploader_type, uploader_id, filename, url, content_type, size_bytes
)
VALUES (
  $1, $2, $9, $10, $11,
  $3, $4, $5, $6, $7, $8
)
RETURNING id, workspace_id, issue_id, comment_id, uploader_type, uploader_id, filename, url, content_type, size_bytes, created_at, chat_session_id, chat_message_id
`

type CreateAttachmentParams struct {
	ID            pgtype.UUID `json:"id"`
	WorkspaceID   pgtype.UUID `json:"workspace_id"`
	UploaderType  string      `json:"uploader_type"`
	UploaderID    pgtype.UUID `json:"uploader_id"`
	Filename      string      `json:"filename"`
	Url           string      `json:"url"`
	ContentType   string      `json:"content_type"`
	SizeBytes     int64       `json:"size_bytes"`
	IssueID       pgtype.UUID `json:"issue_id"`
	CommentID     pgtype.UUID `json:"comment_id"`
	ChatSessionID pgtype.UUID `json:"chat_session_id"`
}

func (q *Queries) CreateAttachment(ctx context.Context, arg CreateAttachmentParams) (Attachment, error) {
	row := q.db.QueryRow(ctx, createAttachment,
		arg.ID,
		arg.WorkspaceID,
		arg.UploaderType,
		arg.UploaderID,
		arg.Filename,
		arg.Url,
		arg.ContentType,
		arg.SizeBytes,
		arg.IssueID,
		arg.CommentID,
		arg.ChatSessionID,
	)
	var i Attachment
	err := row.Scan(
		&i.ID,
		&i.WorkspaceID,
		&i.IssueID,
		&i.CommentID,
		&i.UploaderType,
		&i.UploaderID,
		&i.Filename,
		&i.Url,
		&i.ContentType,
		&i.SizeBytes,
		&i.CreatedAt,
		&i.ChatSessionID,
		&i.ChatMessageID,
	)
	return i, err
}

const deleteAttachment = `-- name: DeleteAttachment :exec
DELETE FROM attachment WHERE id = $1 AND workspace_id = $2
`

type DeleteAttachmentParams struct {
	ID          pgtype.UUID `json:"id"`
	WorkspaceID pgtype.UUID `json:"workspace_id"`
}

func (q *Queries) DeleteAttachment(ctx context.Context, arg DeleteAttachmentParams) error {
	_, err := q.db.Exec(ctx, deleteAttachment, arg.ID, arg.WorkspaceID)
	return err
}

const detachAttachmentsFromUserChatMessageByTask = `-- name: DetachAttachmentsFromUserChatMessageByTask :many
UPDATE attachment
SET chat_message_id = NULL
WHERE chat_message_id IN (
  SELECT id FROM chat_message WHERE task_id = $1 AND role = 'user'
)
RETURNING id, workspace_id, issue_id, comment_id, uploader_type, uploader_id, filename, url, content_type, size_bytes, created_at, chat_session_id, chat_message_id
`

// When an empty chat task is cancelled, its user message is deleted. The
// attachment FK is ON DELETE CASCADE, so without this the bound rows would be
// destroyed and a restored draft could never re-bind them. Detach first
// (chat_message_id -> NULL, keep chat_session_id) so the rows survive as
// workspace/session-scoped unattached attachments and re-send can re-link them.
func (q *Queries) DetachAttachmentsFromUserChatMessageByTask(ctx context.Context, taskID pgtype.UUID) ([]Attachment, error) {
	rows, err := q.db.Query(ctx, detachAttachmentsFromUserChatMessageByTask, taskID)
	if err != nil {
		return nil, err
	}
	defer rows.Close()
	items := []Attachment{}
	for rows.Next() {
		var i Attachment
		if err := rows.Scan(
			&i.ID,
			&i.WorkspaceID,
			&i.IssueID,
			&i.CommentID,
			&i.UploaderType,
			&i.UploaderID,
			&i.Filename,
			&i.Url,
			&i.ContentType,
			&i.SizeBytes,
			&i.CreatedAt,
			&i.ChatSessionID,
			&i.ChatMessageID,
		); err != nil {
			return nil, err
		}
		items = append(items, i)
	}
	if err := rows.Err(); err != nil {
		return nil, err
	}
	return items, nil
}

const getAttachment = `-- name: GetAttachment :one
SELECT id, workspace_id, issue_id, comment_id, uploader_type, uploader_id, filename, url, content_type, size_bytes, created_at, chat_session_id, chat_message_id FROM attachment
WHERE id = $1 AND workspace_id = $2
`

type GetAttachmentParams struct {
	ID          pgtype.UUID `json:"id"`
	WorkspaceID pgtype.UUID `json:"workspace_id"`
}

func (q *Queries) GetAttachment(ctx context.Context, arg GetAttachmentParams) (Attachment, error) {
	row := q.db.QueryRow(ctx, getAttachment, arg.ID, arg.WorkspaceID)
	var i Attachment
	err := row.Scan(
		&i.ID,
		&i.WorkspaceID,
		&i.IssueID,
		&i.CommentID,
		&i.UploaderType,
		&i.UploaderID,
		&i.Filename,
		&i.Url,
		&i.ContentType,
		&i.SizeBytes,
		&i.CreatedAt,
		&i.ChatSessionID,
		&i.ChatMessageID,
	)
	return i, err
}

const getAttachmentByIDOnly = `-- name: GetAttachmentByIDOnly :one
SELECT id, workspace_id, issue_id, comment_id, uploader_type, uploader_id, filename, url, content_type, size_bytes, created_at, chat_session_id, chat_message_id FROM attachment
WHERE id = $1
`

// Used by the download endpoint, which derives workspace context from the
// attachment row itself rather than from request headers/query params. The
// caller still has to verify the requester is a member of the returned
// workspace_id before serving the bytes — this query is access-neutral on
// purpose so a self-contained URL like /api/attachments/{id}/download can
// work as a native <img>/<video> resource load (no header attachment).
func (q *Queries) GetAttachmentByIDOnly(ctx context.Context, id pgtype.UUID) (Attachment, error) {
	row := q.db.QueryRow(ctx, getAttachmentByIDOnly, id)
	var i Attachment
	err := row.Scan(
		&i.ID,
		&i.WorkspaceID,
		&i.IssueID,
		&i.CommentID,
		&i.UploaderType,
		&i.UploaderID,
		&i.Filename,
		&i.Url,
		&i.ContentType,
		&i.SizeBytes,
		&i.CreatedAt,
		&i.ChatSessionID,
		&i.ChatMessageID,
	)
	return i, err
}

const linkAttachmentsToChatMessage = `-- name: LinkAttachmentsToChatMessage :many
UPDATE attachment
SET chat_message_id = $1,
    chat_session_id = $2
WHERE workspace_id = $3
  AND issue_id IS NULL
  AND comment_id IS NULL
  AND chat_message_id IS NULL
  AND (
    chat_session_id IS NULL
    OR chat_session_id = $2
  )
  AND uploader_type = $4
  AND uploader_id = $5
  AND id = ANY($6::uuid[])
RETURNING id
`

type LinkAttachmentsToChatMessageParams struct {
	ChatMessageID pgtype.UUID   `json:"chat_message_id"`
	ChatSessionID pgtype.UUID   `json:"chat_session_id"`
	WorkspaceID   pgtype.UUID   `json:"workspace_id"`
	UploaderType  string        `json:"uploader_type"`
	UploaderID    pgtype.UUID   `json:"uploader_id"`
	AttachmentIds []pgtype.UUID `json:"attachment_ids"`
}

func (q *Queries) LinkAttachmentsToChatMessage(ctx context.Context, arg LinkAttachmentsToChatMessageParams) ([]pgtype.UUID, error) {
	rows, err := q.db.Query(ctx, linkAttachmentsToChatMessage,
		arg.ChatMessageID,
		arg.ChatSessionID,
		arg.WorkspaceID,
		arg.UploaderType,
		arg.UploaderID,
		arg.AttachmentIds,
	)
	if err != nil {
		return nil, err
	}
	defer rows.Close()
	items := []pgtype.UUID{}
	for rows.Next() {
		var id pgtype.UUID
		if err := rows.Scan(&id); err != nil {
			return nil, err
		}
		items = append(items, id)
	}
	if err := rows.Err(); err != nil {
		return nil, err
	}
	return items, nil
}

const linkAttachmentsToComment = `-- name: LinkAttachmentsToComment :exec
UPDATE attachment
SET comment_id = $1
WHERE issue_id = $2
  AND comment_id IS NULL
  AND id = ANY($3::uuid[])
`

type LinkAttachmentsToCommentParams struct {
	CommentID pgtype.UUID   `json:"comment_id"`
	IssueID   pgtype.UUID   `json:"issue_id"`
	Column3   []pgtype.UUID `json:"column_3"`
}

func (q *Queries) LinkAttachmentsToComment(ctx context.Context, arg LinkAttachmentsToCommentParams) error {
	_, err := q.db.Exec(ctx, linkAttachmentsToComment, arg.CommentID, arg.IssueID, arg.Column3)
	return err
}

const linkAttachmentsToIssue = `-- name: LinkAttachmentsToIssue :exec
UPDATE attachment
SET issue_id = $1
WHERE workspace_id = $2
  AND issue_id IS NULL
  AND id = ANY($3::uuid[])
`

type LinkAttachmentsToIssueParams struct {
	IssueID     pgtype.UUID   `json:"issue_id"`
	WorkspaceID pgtype.UUID   `json:"workspace_id"`
	Column3     []pgtype.UUID `json:"column_3"`
}

func (q *Queries) LinkAttachmentsToIssue(ctx context.Context, arg LinkAttachmentsToIssueParams) error {
	_, err := q.db.Exec(ctx, linkAttachmentsToIssue, arg.IssueID, arg.WorkspaceID, arg.Column3)
	return err
}

const listAttachmentURLsByCommentID = `-- name: ListAttachmentURLsByCommentID :many
SELECT url FROM attachment
WHERE comment_id = $1
`

func (q *Queries) ListAttachmentURLsByCommentID(ctx context.Context, commentID pgtype.UUID) ([]string, error) {
	rows, err := q.db.Query(ctx, listAttachmentURLsByCommentID, commentID)
	if err != nil {
		return nil, err
	}
	defer rows.Close()
	items := []string{}
	for rows.Next() {
		var url string
		if err := rows.Scan(&url); err != nil {
			return nil, err
		}
		items = append(items, url)
	}
	if err := rows.Err(); err != nil {
		return nil, err
	}
	return items, nil
}

const listAttachmentURLsByIssueOrComments = `-- name: ListAttachmentURLsByIssueOrComments :many
SELECT a.url FROM attachment a
WHERE a.issue_id = $1
   OR a.comment_id IN (SELECT c.id FROM comment c WHERE c.issue_id = $1)
`

func (q *Queries) ListAttachmentURLsByIssueOrComments(ctx context.Context, issueID pgtype.UUID) ([]string, error) {
	rows, err := q.db.Query(ctx, listAttachmentURLsByIssueOrComments, issueID)
	if err != nil {
		return nil, err
	}
	defer rows.Close()
	items := []string{}
	for rows.Next() {
		var url string
		if err := rows.Scan(&url); err != nil {
			return nil, err
		}
		items = append(items, url)
	}
	if err := rows.Err(); err != nil {
		return nil, err
	}
	return items, nil
}

const listAttachmentsByChatMessage = `-- name: ListAttachmentsByChatMessage :many
SELECT id, workspace_id, issue_id, comment_id, uploader_type, uploader_id, filename, url, content_type, size_bytes, created_at, chat_session_id, chat_message_id FROM attachment
WHERE chat_message_id = $1 AND workspace_id = $2
ORDER BY created_at ASC
`

type ListAttachmentsByChatMessageParams struct {
	ChatMessageID pgtype.UUID `json:"chat_message_id"`
	WorkspaceID   pgtype.UUID `json:"workspace_id"`
}

func (q *Queries) ListAttachmentsByChatMessage(ctx context.Context, arg ListAttachmentsByChatMessageParams) ([]Attachment, error) {
	rows, err := q.db.Query(ctx, listAttachmentsByChatMessage, arg.ChatMessageID, arg.WorkspaceID)
	if err != nil {
		return nil, err
	}
	defer rows.Close()
	items := []Attachment{}
	for rows.Next() {
		var i Attachment
		if err := rows.Scan(
			&i.ID,
			&i.WorkspaceID,
			&i.IssueID,
			&i.CommentID,
			&i.UploaderType,
			&i.UploaderID,
			&i.Filename,
			&i.Url,
			&i.ContentType,
			&i.SizeBytes,
			&i.CreatedAt,
			&i.ChatSessionID,
			&i.ChatMessageID,
		); err != nil {
			return nil, err
		}
		items = append(items, i)
	}
	if err := rows.Err(); err != nil {
		return nil, err
	}
	return items, nil
}

const listAttachmentsByChatMessageIDs = `-- name: ListAttachmentsByChatMessageIDs :many
SELECT id, workspace_id, issue_id, comment_id, uploader_type, uploader_id, filename, url, content_type, size_bytes, created_at, chat_session_id, chat_message_id FROM attachment
WHERE chat_message_id = ANY($1::uuid[]) AND workspace_id = $2
ORDER BY created_at ASC
`

type ListAttachmentsByChatMessageIDsParams struct {
	Column1     []pgtype.UUID `json:"column_1"`
	WorkspaceID pgtype.UUID   `json:"workspace_id"`
}

func (q *Queries) ListAttachmentsByChatMessageIDs(ctx context.Context, arg ListAttachmentsByChatMessageIDsParams) ([]Attachment, error) {
	rows, err := q.db.Query(ctx, listAttachmentsByChatMessageIDs, arg.Column1, arg.WorkspaceID)
	if err != nil {
		return nil, err
	}
	defer rows.Close()
	items := []Attachment{}
	for rows.Next() {
		var i Attachment
		if err := rows.Scan(
			&i.ID,
			&i.WorkspaceID,
			&i.IssueID,
			&i.CommentID,
			&i.UploaderType,
			&i.UploaderID,
			&i.Filename,
			&i.Url,
			&i.ContentType,
			&i.SizeBytes,
			&i.CreatedAt,
			&i.ChatSessionID,
			&i.ChatMessageID,
		); err != nil {
			return nil, err
		}
		items = append(items, i)
	}
	if err := rows.Err(); err != nil {
		return nil, err
	}
	return items, nil
}

const listAttachmentsByComment = `-- name: ListAttachmentsByComment :many
SELECT id, workspace_id, issue_id, comment_id, uploader_type, uploader_id, filename, url, content_type, size_bytes, created_at, chat_session_id, chat_message_id FROM attachment
WHERE comment_id = $1 AND workspace_id = $2
ORDER BY created_at ASC
`

type ListAttachmentsByCommentParams struct {
	CommentID   pgtype.UUID `json:"comment_id"`
	WorkspaceID pgtype.UUID `json:"workspace_id"`
}

func (q *Queries) ListAttachmentsByComment(ctx context.Context, arg ListAttachmentsByCommentParams) ([]Attachment, error) {
	rows, err := q.db.Query(ctx, listAttachmentsByComment, arg.CommentID, arg.WorkspaceID)
	if err != nil {
		return nil, err
	}
	defer rows.Close()
	items := []Attachment{}
	for rows.Next() {
		var i Attachment
		if err := rows.Scan(
			&i.ID,
			&i.WorkspaceID,
			&i.IssueID,
			&i.CommentID,
			&i.UploaderType,
			&i.UploaderID,
			&i.Filename,
			&i.Url,
			&i.ContentType,
			&i.SizeBytes,
			&i.CreatedAt,
			&i.ChatSessionID,
			&i.ChatMessageID,
		); err != nil {
			return nil, err
		}
		items = append(items, i)
	}
	if err := rows.Err(); err != nil {
		return nil, err
	}
	return items, nil
}

const listAttachmentsByCommentIDs = `-- name: ListAttachmentsByCommentIDs :many
SELECT id, workspace_id, issue_id, comment_id, uploader_type, uploader_id, filename, url, content_type, size_bytes, created_at, chat_session_id, chat_message_id FROM attachment
WHERE comment_id = ANY($1::uuid[]) AND workspace_id = $2
ORDER BY created_at ASC
`

type ListAttachmentsByCommentIDsParams struct {
	Column1     []pgtype.UUID `json:"column_1"`
	WorkspaceID pgtype.UUID   `json:"workspace_id"`
}

func (q *Queries) ListAttachmentsByCommentIDs(ctx context.Context, arg ListAttachmentsByCommentIDsParams) ([]Attachment, error) {
	rows, err := q.db.Query(ctx, listAttachmentsByCommentIDs, arg.Column1, arg.WorkspaceID)
	if err != nil {
		return nil, err
	}
	defer rows.Close()
	items := []Attachment{}
	for rows.Next() {
		var i Attachment
		if err := rows.Scan(
			&i.ID,
			&i.WorkspaceID,
			&i.IssueID,
			&i.CommentID,
			&i.UploaderType,
			&i.UploaderID,
			&i.Filename,
			&i.Url,
			&i.ContentType,
			&i.SizeBytes,
			&i.CreatedAt,
			&i.ChatSessionID,
			&i.ChatMessageID,
		); err != nil {
			return nil, err
		}
		items = append(items, i)
	}
	if err := rows.Err(); err != nil {
		return nil, err
	}
	return items, nil
}

const listAttachmentsByIssue = `-- name: ListAttachmentsByIssue :many
SELECT id, workspace_id, issue_id, comment_id, uploader_type, uploader_id, filename, url, content_type, size_bytes, created_at, chat_session_id, chat_message_id FROM attachment
WHERE issue_id = $1 AND workspace_id = $2
ORDER BY created_at ASC
`

type ListAttachmentsByIssueParams struct {
	IssueID     pgtype.UUID `json:"issue_id"`
	WorkspaceID pgtype.UUID `json:"workspace_id"`
}

func (q *Queries) ListAttachmentsByIssue(ctx context.Context, arg ListAttachmentsByIssueParams) ([]Attachment, error) {
	rows, err := q.db.Query(ctx, listAttachmentsByIssue, arg.IssueID, arg.WorkspaceID)
	if err != nil {
		return nil, err
	}
	defer rows.Close()
	items := []Attachment{}
	for rows.Next() {
		var i Attachment
		if err := rows.Scan(
			&i.ID,
			&i.WorkspaceID,
			&i.IssueID,
			&i.CommentID,
			&i.UploaderType,
			&i.UploaderID,
			&i.Filename,
			&i.Url,
			&i.ContentType,
			&i.SizeBytes,
			&i.CreatedAt,
			&i.ChatSessionID,
			&i.ChatMessageID,
		); err != nil {
			return nil, err
		}
		items = append(items, i)
	}
	if err := rows.Err(); err != nil {
		return nil, err
	}
	return items, nil
}

const replaceCommentAttachments = `-- name: ReplaceCommentAttachments :exec
UPDATE attachment
SET comment_id = CASE
  WHEN id = ANY($3::uuid[]) THEN $1
  ELSE NULL
END
WHERE issue_id = $2
  AND (
    comment_id = $1
    OR (comment_id IS NULL AND id = ANY($3::uuid[]))
  )
`

type ReplaceCommentAttachmentsParams struct {
	CommentID     pgtype.UUID   `json:"comment_id"`
	IssueID       pgtype.UUID   `json:"issue_id"`
	AttachmentIds []pgtype.UUID `json:"attachment_ids"`
}

func (q *Queries) ReplaceCommentAttachments(ctx context.Context, arg ReplaceCommentAttachmentsParams) error {
	_, err := q.db.Exec(ctx, replaceCommentAttachments, arg.CommentID, arg.IssueID, arg.AttachmentIds)
	return err
}