import { z } from "zod";

import {
  OrgMembershipRole,
  ProjectMembershipRole,
  ProjectMembershipsSchema,
  ProjectUserMembershipRolesSchema,
  UserEncryptionKeysSchema,
  UsersSchema
} from "@app/db/schemas";
import { EventType } from "@app/ee/services/audit-log/audit-log-types";
import { ApiDocsTags, PROJECT_USERS } from "@app/lib/api-docs";
import { ms } from "@app/lib/ms";
import { readLimit, writeLimit } from "@app/server/config/rateLimiter";
import { verifyAuth } from "@app/server/plugins/auth/verify-auth";
import { AuthMode } from "@app/services/auth/auth-type";
import { ProjectUserMembershipTemporaryMode } from "@app/services/project-membership/project-membership-types";

export const registerProjectMembershipRouter = async (server: FastifyZodProvider) => {
  server.route({
    method: "GET",
    url: "/:projectId/memberships",
    config: {
      rateLimit: readLimit
    },
    schema: {
      hide: false,
      tags: [ApiDocsTags.ProjectUsers],
      description: "Return project user memberships",
      security: [
        {
          bearerAuth: []
        }
      ],
      params: z.object({
        projectId: z.string().trim().describe(PROJECT_USERS.GET_USER_MEMBERSHIPS.projectId)
      }),
      response: {
        200: z.object({
          memberships: ProjectMembershipsSchema.extend({
            user: UsersSchema.pick({
              email: true,
              firstName: true,
              lastName: true,
              id: true,
              username: true
            }).merge(UserEncryptionKeysSchema.pick({ publicKey: true })),
            roles: z.array(
              z.object({
                id: z.string(),
                role: z.string(),
                customRoleId: z.string().optional().nullable(),
                customRoleName: z.string().optional().nullable(),
                customRoleSlug: z.string().optional().nullable(),
                isTemporary: z.boolean(),
                temporaryMode: z.string().optional().nullable(),
                temporaryRange: z.string().nullable().optional(),
                temporaryAccessStartTime: z.date().nullable().optional(),
                temporaryAccessEndTime: z.date().nullable().optional()
              })
            )
          })
            .omit({ updatedAt: true })
            .array()
        })
      }
    },
    onRequest: verifyAuth([AuthMode.JWT, AuthMode.API_KEY, AuthMode.IDENTITY_ACCESS_TOKEN]),
    handler: async (req) => {
      const memberships = await server.services.projectMembership.getProjectMemberships({
        actorId: req.permission.id,
        actor: req.permission.type,
        actorAuthMethod: req.permission.authMethod,
        actorOrgId: req.permission.orgId,
        projectId: req.params.projectId
      });
      return { memberships };
    }
  });

  server.route({
    method: "GET",
    url: "/:projectId/memberships/:membershipId",
    config: {
      rateLimit: readLimit
    },
    schema: {
      description: "Return project user membership",
      security: [
        {
          bearerAuth: []
        }
      ],
      params: z.object({
        projectId: z.string().min(1).trim().describe(PROJECT_USERS.GET_USER_MEMBERSHIP.projectId),
        membershipId: z.string().min(1).trim().describe(PROJECT_USERS.GET_USER_MEMBERSHIP.membershipId)
      }),
      response: {
        200: z.object({
          membership: ProjectMembershipsSchema.extend({
            user: UsersSchema.pick({
              email: true,
              firstName: true,
              lastName: true,
              id: true,
              username: true
            }).merge(UserEncryptionKeysSchema.pick({ publicKey: true })),
            roles: z.array(
              z.object({
                id: z.string(),
                role: z.string(),
                customRoleId: z.string().optional().nullable(),
                customRoleName: z.string().optional().nullable(),
                customRoleSlug: z.string().optional().nullable(),
                isTemporary: z.boolean(),
                temporaryMode: z.string().optional().nullable(),
                temporaryRange: z.string().nullable().optional(),
                temporaryAccessStartTime: z.date().nullable().optional(),
                temporaryAccessEndTime: z.date().nullable().optional()
              })
            )
          }).omit({ updatedAt: true })
        })
      }
    },
    onRequest: verifyAuth([AuthMode.JWT, AuthMode.IDENTITY_ACCESS_TOKEN]),
    handler: async (req) => {
      const membership = await server.services.projectMembership.getProjectMembershipById({
        actorId: req.permission.id,
        actor: req.permission.type,
        actorAuthMethod: req.permission.authMethod,
        actorOrgId: req.permission.orgId,
        projectId: req.params.projectId,
        id: req.params.membershipId
      });
      return { membership };
    }
  });

  server.route({
    method: "POST",
    url: "/:projectId/memberships/details",
    config: {
      rateLimit: readLimit
    },
    schema: {
      hide: false,
      tags: [ApiDocsTags.ProjectUsers],
      description: "Return project user memberships",
      security: [
        {
          bearerAuth: []
        }
      ],
      params: z.object({
        projectId: z.string().min(1).trim().describe(PROJECT_USERS.GET_USER_MEMBERSHIP.projectId)
      }),
      body: z.object({
        username: z.string().min(1).trim().describe(PROJECT_USERS.GET_USER_MEMBERSHIP.username)
      }),
      response: {
        200: z.object({
          membership: ProjectMembershipsSchema.extend({
            user: UsersSchema.pick({
              email: true,
              firstName: true,
              lastName: true,
              id: true
            }).merge(UserEncryptionKeysSchema.pick({ publicKey: true })),
            roles: z.array(
              z.object({
                id: z.string(),
                role: z.string(),
                customRoleId: z.string().optional().nullable(),
                customRoleName: z.string().optional().nullable(),
                customRoleSlug: z.string().optional().nullable(),
                isTemporary: z.boolean(),
                temporaryMode: z.string().optional().nullable(),
                temporaryRange: z.string().nullable().optional(),
                temporaryAccessStartTime: z.date().nullable().optional(),
                temporaryAccessEndTime: z.date().nullable().optional()
              })
            )
          }).omit({ createdAt: true, updatedAt: true })
        })
      }
    },
    onRequest: verifyAuth([AuthMode.JWT, AuthMode.API_KEY, AuthMode.IDENTITY_ACCESS_TOKEN]),
    handler: async (req) => {
      const membership = await server.services.projectMembership.getProjectMembershipByUsername({
        actorId: req.permission.id,
        actor: req.permission.type,
        actorAuthMethod: req.permission.authMethod,
        actorOrgId: req.permission.orgId,
        projectId: req.params.projectId,
        username: req.body.username
      });
      return { membership };
    }
  });

  server.route({
    method: "POST",
    url: "/:projectId/memberships",
    config: {
      rateLimit: writeLimit
    },
    schema: {
      hide: false,
      tags: [ApiDocsTags.ProjectUsers],
      description: "Invite members to project",
      security: [
        {
          bearerAuth: []
        }
      ],
      params: z.object({
        projectId: z.string().describe(PROJECT_USERS.INVITE_MEMBER.projectId)
      }),
      body: z.object({
        emails: z
          .string()
          .email()
          .array()
          .default([])
          .describe(PROJECT_USERS.INVITE_MEMBER.emails)
          .refine((val) => val.every((el) => el === el.toLowerCase()), "Email must be lowercase"),
        usernames: z
          .string()
          .array()
          .default([])
          .describe(PROJECT_USERS.INVITE_MEMBER.usernames)
          .refine((val) => val.every((el) => el === el.toLowerCase()), "Username must be lowercase"),
        roleSlugs: z.string().array().min(1).optional().describe(PROJECT_USERS.INVITE_MEMBER.roleSlugs)
      }),
      response: {
        200: z.object({
          memberships: ProjectMembershipsSchema.array()
        })
      }
    },
    onRequest: verifyAuth([AuthMode.JWT, AuthMode.API_KEY, AuthMode.IDENTITY_ACCESS_TOKEN]),
    handler: async (req) => {
      const usernamesAndEmails = [...req.body.emails, ...req.body.usernames];
      const { projectMemberships: memberships } = await server.services.org.inviteUserToOrganization({
        actorAuthMethod: req.permission.authMethod,
        actorId: req.permission.id,
        actorOrgId: req.permission.orgId,
        actor: req.permission.type,
        inviteeEmails: usernamesAndEmails,
        orgId: req.permission.orgId,
        organizationRoleSlug: OrgMembershipRole.NoAccess,
        projects: [
          {
            id: req.params.projectId,
            projectRoleSlug: req.body.roleSlugs || [ProjectMembershipRole.Member]
          }
        ]
      });

      await server.services.auditLog.createAuditLog({
        projectId: req.params.projectId,
        ...req.auditLogInfo,
        event: {
          type: EventType.ADD_BATCH_PROJECT_MEMBER,
          metadata: memberships.map(({ userId, id }) => ({
            userId: userId || "",
            membershipId: id,
            email: ""
          }))
        }
      });

      return { memberships };
    }
  });

  server.route({
    method: "PATCH",
    url: "/:projectId/memberships/:membershipId",
    config: {
      rateLimit: writeLimit
    },
    schema: {
      hide: false,
      tags: [ApiDocsTags.ProjectUsers],
      description: "Update project user membership",
      security: [
        {
          bearerAuth: []
        }
      ],
      params: z.object({
        projectId: z.string().trim().describe(PROJECT_USERS.UPDATE_USER_MEMBERSHIP.projectId),
        membershipId: z.string().trim().describe(PROJECT_USERS.UPDATE_USER_MEMBERSHIP.membershipId)
      }),
      body: z.object({
        roles: z
          .array(
            z.union([
              z.object({
                role: z.string(),
                isTemporary: z.literal(false).default(false)
              }),
              z.object({
                role: z.string(),
                isTemporary: z.literal(true),
                temporaryMode: z.nativeEnum(ProjectUserMembershipTemporaryMode),
                temporaryRange: z.string().refine((val) => ms(val) > 0, "Temporary range must be a positive number"),
                temporaryAccessStartTime: z.string().datetime()
              })
            ])
          )
          .min(1)
          .refine((data) => data.some(({ isTemporary }) => !isTemporary), "At least one long lived role is required")
          .describe(PROJECT_USERS.UPDATE_USER_MEMBERSHIP.roles)
      }),
      response: {
        200: z.object({
          roles: ProjectUserMembershipRolesSchema.array()
        })
      }
    },
    onRequest: verifyAuth([AuthMode.JWT, AuthMode.API_KEY, AuthMode.IDENTITY_ACCESS_TOKEN]),
    handler: async (req) => {
      const roles = await server.services.projectMembership.updateProjectMembership({
        actorId: req.permission.id,
        actor: req.permission.type,
        actorAuthMethod: req.permission.authMethod,
        actorOrgId: req.permission.orgId,
        projectId: req.params.projectId,
        membershipId: req.params.membershipId,
        roles: req.body.roles
      });

      return { roles };
    }
  });

  server.route({
    method: "DELETE",
    url: "/:projectId/memberships",
    config: {
      rateLimit: writeLimit
    },
    schema: {
      hide: false,
      tags: [ApiDocsTags.ProjectUsers],
      description: "Remove members from project",
      security: [
        {
          bearerAuth: []
        }
      ],
      params: z.object({
        projectId: z.string().describe(PROJECT_USERS.REMOVE_MEMBER.projectId)
      }),
      body: z.object({
        emails: z
          .string()
          .email()
          .array()
          .default([])
          .describe(PROJECT_USERS.REMOVE_MEMBER.emails)
          .refine((val) => val.every((el) => el === el.toLowerCase()), "Email must be lowercase"),
        usernames: z
          .string()
          .array()
          .default([])
          .describe(PROJECT_USERS.REMOVE_MEMBER.usernames)
          .refine((val) => val.every((el) => el === el.toLowerCase()), "Username must be lowercase")
      }),
      response: {
        200: z.object({
          memberships: ProjectMembershipsSchema.array()
        })
      }
    },
    onRequest: verifyAuth([AuthMode.JWT, AuthMode.API_KEY, AuthMode.IDENTITY_ACCESS_TOKEN]),
    handler: async (req) => {
      const memberships = await server.services.projectMembership.deleteProjectMemberships({
        actorId: req.permission.id,
        actor: req.permission.type,
        actorAuthMethod: req.permission.authMethod,
        actorOrgId: req.permission.orgId,
        projectId: req.params.projectId,
        emails: req.body.emails,
        usernames: req.body.usernames
      });

      for (const membership of memberships) {
        // eslint-disable-next-line no-await-in-loop
        await server.services.auditLog.createAuditLog({
          ...req.auditLogInfo,
          projectId: req.params.projectId,
          event: {
            type: EventType.REMOVE_PROJECT_MEMBER,
            metadata: {
              userId: membership.userId,
              email: ""
            }
          }
        });
      }
      return { memberships };
    }
  });

  server.route({
    method: "DELETE",
    url: "/:projectId/memberships/:membershipId",
    config: {
      rateLimit: writeLimit
    },
    schema: {
      description: "Delete project user membership",
      security: [
        {
          bearerAuth: []
        }
      ],
      params: z.object({
        projectId: z.string().trim(),
        membershipId: z.string().trim()
      }),
      response: {
        200: z.object({
          membership: ProjectMembershipsSchema
        })
      }
    },
    onRequest: verifyAuth([AuthMode.JWT, AuthMode.API_KEY, AuthMode.IDENTITY_ACCESS_TOKEN]),
    handler: async (req) => {
      const membership = await server.services.projectMembership.deleteProjectMembership({
        actorId: req.permission.id,
        actor: req.permission.type,
        actorAuthMethod: req.permission.authMethod,
        actorOrgId: req.permission.orgId,
        projectId: req.params.projectId,
        membershipId: req.params.membershipId
      });

      await server.services.auditLog.createAuditLog({
        ...req.auditLogInfo,
        projectId: req.params.projectId,
        event: {
          type: EventType.REMOVE_PROJECT_MEMBER,
          metadata: {
            userId: membership.userId,
            email: ""
          }
        }
      });
      return { membership };
    }
  });

  server.route({
    method: "DELETE",
    url: "/:projectId/leave",
    config: {
      rateLimit: writeLimit
    },
    schema: {
      params: z.object({
        projectId: z.string().trim()
      }),
      response: {
        200: z.object({
          membership: ProjectMembershipsSchema
        })
      }
    },

    onRequest: verifyAuth([AuthMode.JWT]),
    handler: async (req) => {
      const membership = await server.services.projectMembership.leaveProject({
        actorId: req.permission.id,
        actor: req.permission.type,
        projectId: req.params.projectId
      });
      return { membership };
    }
  });
};