import { createWorkspaceModel, type Folder, modelTypeLabel } from '@yaakapp-internal/models';
import { applySync, calculateSync } from '@yaakapp-internal/sync';
import { Banner } from '../components/core/Banner';
import { Button } from '../components/core/Button';
import { InlineCode } from '../components/core/InlineCode';
import {
  Table,
  TableBody,
  TableCell,
  TableHead,
  TableHeaderCell,
  TableRow,
  TruncatedWideTableCell,
} from '../components/core/Table';
import { activeWorkspaceIdAtom } from '../hooks/useActiveWorkspace';
import { createFastMutation } from '../hooks/useFastMutation';
import { showDialog } from '../lib/dialog';
import { jotaiStore } from '../lib/jotai';
import { pluralizeCount } from '../lib/pluralize';
import { showPrompt } from '../lib/prompt';
import { resolvedModelNameWithFolders } from '../lib/resolvedModelName';

export const createFolder = createFastMutation<
  string | null,
  void,
  Partial<Pick<Folder, 'name' | 'sortPriority' | 'folderId'>>
>({
  mutationKey: ['create_folder'],
  mutationFn: async (patch) => {
    const workspaceId = jotaiStore.get(activeWorkspaceIdAtom);
    if (workspaceId == null) {
      throw new Error("Cannot create folder when there's no active workspace");
    }

    if (!patch.name) {
      const name = await showPrompt({
        id: 'new-folder',
        label: 'Name',
        defaultValue: 'Folder',
        title: 'New Folder',
        confirmText: 'Create',
        placeholder: 'Name',
      });
      if (name == null) return null;

      patch.name = name;
    }

    patch.sortPriority = patch.sortPriority || -Date.now();
    const id = await createWorkspaceModel({ model: 'folder', workspaceId, ...patch });
    return id;
  },
});

export const syncWorkspace = createFastMutation<
  void,
  void,
  { workspaceId: string; syncDir: string; force?: boolean }
>({
  mutationKey: [],
  mutationFn: async ({ workspaceId, syncDir, force }) => {
    const ops = (await calculateSync(workspaceId, syncDir)) ?? [];
    if (ops.length === 0) {
      console.log('Nothing to sync', workspaceId, syncDir);
      return;
    }
    console.log('Syncing workspace', workspaceId, syncDir, ops);

    const dbOps = ops.filter((o) => o.type.startsWith('db'));

    if (dbOps.length === 0) {
      await applySync(workspaceId, syncDir, ops);
      return;
    }

    const isDeletingWorkspace = ops.some(
      (o) => o.type === 'dbDelete' && o.model.model === 'workspace',
    );

    console.log('Directory changes detected', { dbOps, ops });

    if (force) {
      await applySync(workspaceId, syncDir, ops);
      return;
    }

    showDialog({
      id: 'commit-sync',
      title: 'Changes Detected',
      size: 'md',
      render: ({ hide }) => (
        <form
          className="h-full grid grid-rows-[auto_auto_minmax(0,1fr)_auto] gap-3"
          onSubmit={async (e) => {
            e.preventDefault();
            await applySync(workspaceId, syncDir, ops);
            hide();
          }}
        >
          {isDeletingWorkspace ? (
            <Banner color="danger">
              🚨 <strong>Changes contain a workspace deletion!</strong>
            </Banner>
          ) : (
            <span />
          )}
          <p>
            {pluralizeCount('file', dbOps.length)} in the directory{' '}
            {dbOps.length === 1 ? 'has' : 'have'} changed. Do you want to update your workspace?
          </p>
          <Table scrollable className="my-4">
            <TableHead>
              <TableRow>
                <TableHeaderCell>Type</TableHeaderCell>
                <TableHeaderCell>Name</TableHeaderCell>
                <TableHeaderCell>Operation</TableHeaderCell>
              </TableRow>
            </TableHead>
            <TableBody>
              {dbOps.map((op, i) => {
                let name: string;
                let label: string;
                let color: string;
                let model: string;

                if (op.type === 'dbCreate') {
                  label = 'create';
                  name = resolvedModelNameWithFolders(op.fs.model);
                  color = 'text-success';
                  model = modelTypeLabel(op.fs.model);
                } else if (op.type === 'dbUpdate') {
                  label = 'update';
                  name = resolvedModelNameWithFolders(op.fs.model);
                  color = 'text-info';
                  model = modelTypeLabel(op.fs.model);
                } else if (op.type === 'dbDelete') {
                  label = 'delete';
                  name = resolvedModelNameWithFolders(op.model);
                  color = 'text-danger';
                  model = modelTypeLabel(op.model);
                } else {
                  return null;
                }

                return (
                  // biome-ignore lint/suspicious/noArrayIndexKey: none
                  <TableRow key={i}>
                    <TableCell className="text-text-subtle">{model}</TableCell>
                    <TruncatedWideTableCell>{name}</TruncatedWideTableCell>
                    <TableCell className="text-right">
                      <InlineCode className={color}>{label}</InlineCode>
                    </TableCell>
                  </TableRow>
                );
              })}
            </TableBody>
          </Table>
          <footer className="py-3 flex flex-row-reverse items-center gap-3">
            <Button type="submit" color="primary">
              Apply Changes
            </Button>
            <Button onClick={hide} color="secondary">
              Cancel
            </Button>
          </footer>
        </form>
      ),
    });
  },
});