import type { GitLabRemoveMemberParams, GitLabRemoveMemberResponse } from '@/tools/gitlab/types'
import { getGitLabApiBase, getGitLabResourcePath } from '@/tools/gitlab/utils'
import type { ToolConfig } from '@/tools/types'

export const gitlabRemoveMemberTool: ToolConfig<
  GitLabRemoveMemberParams,
  GitLabRemoveMemberResponse
> = {
  id: 'gitlab_remove_member',
  name: 'GitLab Remove Member',
  description: 'Remove a member from a GitLab project or group',
  version: '1.0.0',

  params: {
    accessToken: {
      type: 'string',
      required: true,
      visibility: 'user-only',
      description: 'GitLab Personal Access Token',
    },
    host: {
      type: 'string',
      required: false,
      visibility: 'user-only',
      description: 'Self-managed GitLab host (e.g. gitlab.example.com). Defaults to gitlab.com.',
    },
    resourceType: {
      type: 'string',
      required: true,
      visibility: 'user-or-llm',
      description: "Whether the resource is a 'project' or a 'group'",
    },
    resourceId: {
      type: 'string',
      required: true,
      visibility: 'user-or-llm',
      description: 'Project or group ID or path (e.g. mygroup/myproject)',
    },
    userId: {
      type: 'number',
      required: true,
      visibility: 'user-or-llm',
      description: 'The ID of the member to remove',
    },
    skipSubresources: {
      type: 'boolean',
      required: false,
      visibility: 'user-or-llm',
      description:
        'Skip deleting the member from subgroups and projects below the target (defaults to false)',
    },
    unassignIssuables: {
      type: 'boolean',
      required: false,
      visibility: 'user-or-llm',
      description:
        'Unassign the member from all issues and merge requests in the target (defaults to false)',
    },
  },

  request: {
    url: (params) => {
      const resourcePath = getGitLabResourcePath(params.resourceType, params.resourceId)
      const queryParams = new URLSearchParams()
      if (params.skipSubresources) queryParams.append('skip_subresources', 'true')
      if (params.unassignIssuables) queryParams.append('unassign_issuables', 'true')
      const query = queryParams.toString()
      return `${getGitLabApiBase(params.host)}/${resourcePath}/members/${params.userId}${query ? `?${query}` : ''}`
    },
    method: 'DELETE',
    headers: (params) => ({
      'PRIVATE-TOKEN': params.accessToken,
    }),
  },

  transformResponse: async (response) => {
    if (!response.ok) {
      const errorText = await response.text()
      return {
        success: false,
        error: `GitLab API error: ${response.status} ${errorText}`,
        output: {},
      }
    }

    return {
      success: true,
      output: {
        success: true,
      },
    }
  },

  outputs: {
    success: {
      type: 'boolean',
      description: 'Whether the member was removed successfully',
    },
  },
}