import { useEffect, useState } from 'react'
import { Input, Modal, Select, Space, Switch, Typography } from '@arco-design/web-react'

const { Text } = Typography
const { TextArea } = Input

export type ProjectActionModal = 'project' | 'task' | 'source' | 'cron' | null

export type ProjectDraft = {
  name: string
  identifier: string
  icon: string
  background: string
  description: string
}

export type TaskDraft = {
  title: string
  description: string
  dueAt: string
  tag: string
}

export type SourceDraft = {
  title: string
  file: File | null
}

export type CronDraft = {
  title: string
  schedule: string
  enabled: boolean
  nextRunAt: string
}

export function ProjectActionModals({
  activeModal,
  loading,
  onClose,
  onCreateProject,
  onCreateTask,
  onUploadSource,
  onCreateCronPlan,
  tagOptions,
}: {
  activeModal: ProjectActionModal
  loading: boolean
  onClose: () => void
  onCreateProject: (draft: ProjectDraft) => void
  onCreateTask: (draft: TaskDraft) => void
  onUploadSource: (draft: SourceDraft) => void
  onCreateCronPlan: (draft: CronDraft) => void
  tagOptions: string[]
}) {
  const [project, setProject] = useState<ProjectDraft>({ name: '', identifier: '', icon: '', background: '', description: '' })
  const [task, setTask] = useState<TaskDraft>({ title: '', description: '', dueAt: '', tag: '' })
  const [source, setSource] = useState<SourceDraft>({ title: '', file: null })
  const [cron, setCron] = useState<CronDraft>({ title: '', schedule: '0 9 * * *', enabled: true, nextRunAt: '' })

  useEffect(() => {
    if (activeModal === null) {
      setProject({ name: '', identifier: '', icon: '', background: '', description: '' })
      setTask({ title: '', description: '', dueAt: '', tag: '' })
      setSource({ title: '', file: null })
      setCron({ title: '', schedule: '0 9 * * *', enabled: true, nextRunAt: '' })
    }
  }, [activeModal])

  return (
    <>
      <Modal
        className="action-modal"
        title="新建项目"
        visible={activeModal === 'project'}
        confirmLoading={loading}
        onCancel={onClose}
        onOk={() => onCreateProject(project)}
      >
        <Space direction="vertical" size={12} className="action-form">
          <label>
            <Text>项目名称</Text>
            <Input placeholder="例如：项目 A3" value={project.name} onChange={(name) => setProject((draft) => ({ ...draft, name }))} />
          </label>
          <label>
            <Text>项目标识</Text>
            <Input placeholder="例如：A3 / EXP / DATA" value={project.identifier} onChange={(identifier) => setProject((draft) => ({ ...draft, identifier }))} />
          </label>
          <label>
            <Text>项目图标</Text>
            <Input placeholder="例如：A3 / 🚀 / compass" value={project.icon} onChange={(icon) => setProject((draft) => ({ ...draft, icon }))} />
          </label>
          <label>
            <Text>项目背景</Text>
            <Input placeholder="例如：#165DFF 或背景图片 URL" value={project.background} onChange={(background) => setProject((draft) => ({ ...draft, background }))} />
          </label>
          <label>
            <Text>项目简介</Text>
            <TextArea rows={4} placeholder="项目目标、背景或协作说明" value={project.description} onChange={(description) => setProject((draft) => ({ ...draft, description }))} />
          </label>
        </Space>
      </Modal>

      <Modal
        className="action-modal"
        title="新建任务"
        visible={activeModal === 'task'}
        confirmLoading={loading}
        onCancel={onClose}
        onOk={() => onCreateTask(task)}
      >
        <Space direction="vertical" size={12} className="action-form">
          <label>
            <Text>任务标题</Text>
            <Input placeholder="要完成什么？" value={task.title} onChange={(title) => setTask((draft) => ({ ...draft, title }))} />
          </label>
          <label>
            <Text>任务说明</Text>
            <TextArea rows={4} placeholder="补充背景、验收口径或下一步" value={task.description} onChange={(description) => setTask((draft) => ({ ...draft, description }))} />
          </label>
          <label>
            <Text>截止时间</Text>
            <Input placeholder="2026-07-21T09:30:00Z，可留空" value={task.dueAt} onChange={(dueAt) => setTask((draft) => ({ ...draft, dueAt }))} />
          </label>
          <label>
            <Text>所属标签</Text>
            <Select
              allowCreate
              placeholder="选择或输入标签"
              value={task.tag}
              onChange={(tag) => setTask((draft) => ({ ...draft, tag }))}
            >
              {tagOptions.map((tag) => (
                <Select.Option key={tag} value={tag}>{tag}</Select.Option>
              ))}
            </Select>
          </label>
        </Space>
      </Modal>

      <Modal
        className="action-modal"
        title="上传文件"
        visible={activeModal === 'source'}
        confirmLoading={loading}
        onCancel={onClose}
        onOk={() => onUploadSource(source)}
      >
        <Space direction="vertical" size={12} className="action-form">
          <label>
            <Text>资料标题</Text>
            <Input placeholder="默认使用文件名" value={source.title} onChange={(title) => setSource((draft) => ({ ...draft, title }))} />
          </label>
          <label>
            <Text>选择文件</Text>
            <input
              className="native-file-input"
              type="file"
              onChange={(event) => setSource((draft) => ({ ...draft, file: event.target.files?.[0] ?? null }))}
            />
          </label>
        </Space>
      </Modal>

      <Modal
        className="action-modal"
        title="新建计划任务"
        visible={activeModal === 'cron'}
        confirmLoading={loading}
        onCancel={onClose}
        onOk={() => onCreateCronPlan(cron)}
      >
        <Space direction="vertical" size={12} className="action-form">
          <label>
            <Text>计划名称</Text>
            <Input placeholder="例如：每日 Inbox 整理" value={cron.title} onChange={(title) => setCron((draft) => ({ ...draft, title }))} />
          </label>
          <label>
            <Text>Cron 表达式</Text>
            <Input value={cron.schedule} onChange={(schedule) => setCron((draft) => ({ ...draft, schedule }))} />
          </label>
          <label>
            <Text>下次运行时间</Text>
            <Input placeholder="2026-07-22T08:00:00Z，可留空" value={cron.nextRunAt} onChange={(nextRunAt) => setCron((draft) => ({ ...draft, nextRunAt }))} />
          </label>
          <label className="action-switch">
            <Text>启用计划</Text>
            <Switch checked={cron.enabled} onChange={(enabled) => setCron((draft) => ({ ...draft, enabled }))} />
          </label>
        </Space>
      </Modal>
    </>
  )
}