export type OracleCanvasView =
  | 'pipeline'
  | 'team_performance'
  | 'account_timeline'
  | 'lead_map'
  | 'calendar_tasks';

export interface OracleQueryPayload {
  prompt: string;
  history: Array<{ role: 'user' | 'assistant'; content: string }>;
  mode: 'cot-rag';
  preferredView?: OracleCanvasView;
}

export interface PipelineCardData {
  id: string;
  name: string;
  company: string;
  value: string;
  avatar: string;
}

export interface TeamMemberData {
  id: string;
  name: string;
  dealsClosed: number;
  revenueGenerated: string;
  avatar: string;
}

export interface TimelineEvent {
  id: string;
  type: 'email' | 'meeting' | 'call';
  title: string;
  when: string;
  summary: string;
}

export interface CalendarEventData {
  id: string;
  day: string;
  time: string;
  title: string;
  suggested?: boolean;
}

export interface OracleQueryResult {
  view: OracleCanvasView;
  insight: string;
  summary: string;
  payload: {
    pipeline?: Record<string, PipelineCardData[]>;
    revenueSeries?: Array<{ month: string; revenue: number; goal: number }>;
    quotaAttainment?: number;
    team?: TeamMemberData[];
    account?: {
      name: string;
      totalDealValue: string;
      primaryContact: string;
      industry: string;
      contacts: Array<{ name: string; role: string; avatar: string }>;
      timeline: TimelineEvent[];
    };
    map?: {
      region: string;
      pins: Array<{
        id: string;
        label: string;
        x: number;
        y: number;
        temperature: 'cold' | 'warm' | 'hot';
        count?: number;
      }>;
    };
    calendar?: {
      weekLabel: string;
      events: CalendarEventData[];
      tasks: Array<{ id: string; title: string; subtitle: string; due: string }>;
    };
  };
}

export const DEFAULT_ORACLE_RESULT: OracleQueryResult = {
  view: 'pipeline',
  insight: 'Pipeline Velocity: Average deal cycle is 21 days, 10% faster than Q3.',
  summary: 'Pipeline view generated for Q4 by stage.',
  payload: {
    pipeline: {
      'New Leads': [
        {
          id: 'n1',
          name: 'Elena Rostova',
          company: 'Rostova Ventures',
          value: '$120k',
          avatar:
            'https://images.unsplash.com/photo-1494790108377-be9c29b29330?auto=format&fit=crop&w=80&q=80',
        },
        {
          id: 'n2',
          name: 'Mary Iluskimon',
          company: 'Nexloop',
          value: '$130k',
          avatar:
            'https://images.unsplash.com/photo-1554151228-14d9def656e4?auto=format&fit=crop&w=80&q=80',
        },
      ],
      Qualified: [
        {
          id: 'q1',
          name: 'Etlena Roya',
          company: 'Mianaperson',
          value: '$120k',
          avatar:
            'https://images.unsplash.com/photo-1506794778202-cad84cf45f1d?auto=format&fit=crop&w=80&q=80',
        },
        {
          id: 'q2',
          name: 'Silver Rostova',
          company: 'Silverline Co',
          value: '$130k',
          avatar:
            'https://images.unsplash.com/photo-1542206395-9feb3edaa68d?auto=format&fit=crop&w=80&q=80',
        },
      ],
      'Proposal Sent': [
        {
          id: 'p1',
          name: 'Magulanta Senneciton',
          company: 'Senneciton',
          value: '$140k',
          avatar:
            'https://images.unsplash.com/photo-1472099645785-5658abf4ff4e?auto=format&fit=crop&w=80&q=80',
        },
        {
          id: 'p2',
          name: 'Minatie Ganrison',
          company: 'Ganrison Group',
          value: '$130k',
          avatar:
            'https://images.unsplash.com/photo-1487412720507-e7ab37603c6f?auto=format&fit=crop&w=80&q=80',
        },
      ],
      Negotiation: [
        {
          id: 'g1',
          name: 'Jomath Bilotmberg',
          company: 'Biotmberg',
          value: '$130k',
          avatar:
            'https://images.unsplash.com/photo-1507003211169-0a1dd7228f2d?auto=format&fit=crop&w=80&q=80',
        },
        {
          id: 'g2',
          name: 'Josen Oateliars',
          company: 'Oateliars',
          value: '$100k',
          avatar:
            'https://images.unsplash.com/photo-1560250097-0b93528c311a?auto=format&fit=crop&w=80&q=80',
        },
      ],
    },
  },
};

const VIEW_TO_PROMPT: Record<OracleCanvasView, string> = {
  pipeline: 'Show me a pipeline view by stage for Q4.',
  team_performance: "What's the performance of the sales team this month?",
  account_timeline: "Find all contacts at 'Apex Innovations' and their recent activity.",
  lead_map: 'Give me a map of all leads in California.',
  calendar_tasks: 'Schedule a follow-up with the top 3 high-value leads.',
};

export function mockOracleResultForPrompt(prompt: string): OracleQueryResult {
  const text = prompt.toLowerCase();
  if (text.includes('performance') || text.includes('team')) {
    return {
      view: 'team_performance',
      insight: 'Team is on track to exceed monthly quota by 15%.',
      summary: 'Performance dashboard for current month.',
      payload: {
        revenueSeries: [
          { month: 'Jan', revenue: 10, goal: 20 },
          { month: 'Feb', revenue: 30, goal: 35 },
          { month: 'Mar', revenue: 28, goal: 40 },
          { month: 'Sep', revenue: 52, goal: 55 },
          { month: 'Oct', revenue: 56, goal: 60 },
          { month: 'Nov', revenue: 74, goal: 70 },
          { month: 'Dec', revenue: 88, goal: 80 },
        ],
        quotaAttainment: 85,
        team: [
          {
            id: 't1',
            name: 'Elena Rostova',
            dealsClosed: 12,
            revenueGenerated: '$1.2M',
            avatar:
              'https://images.unsplash.com/photo-1494790108377-be9c29b29330?auto=format&fit=crop&w=80&q=80',
          },
          {
            id: 't2',
            name: 'Etlena Roya',
            dealsClosed: 12,
            revenueGenerated: '$1.2M',
            avatar:
              'https://images.unsplash.com/photo-1506794778202-cad84cf45f1d?auto=format&fit=crop&w=80&q=80',
          },
          {
            id: 't3',
            name: 'Minatie Ganrison',
            dealsClosed: 13,
            revenueGenerated: '$1.2M',
            avatar:
              'https://images.unsplash.com/photo-1487412720507-e7ab37603c6f?auto=format&fit=crop&w=80&q=80',
          },
          {
            id: 't4',
            name: 'Josen Oateliars',
            dealsClosed: 18,
            revenueGenerated: '$0.8M',
            avatar:
              'https://images.unsplash.com/photo-1560250097-0b93528c311a?auto=format&fit=crop&w=80&q=80',
          },
        ],
      },
    };
  }
  if (text.includes('apex') || text.includes('activity') || text.includes('contacts')) {
    return {
      view: 'account_timeline',
      insight: "Action: Schedule a check-in call with Apex's CEO regarding the proposal.",
      summary: 'Account history and associated contacts for Apex Innovations.',
      payload: {
        account: {
          name: 'Apex Innovations',
          totalDealValue: '$4.5M',
          primaryContact: 'Elena Rostova, CEO',
          industry: 'Technology',
          contacts: [
            {
              name: 'Elena Rostova',
              role: 'CEO',
              avatar:
                'https://images.unsplash.com/photo-1494790108377-be9c29b29330?auto=format&fit=crop&w=80&q=80',
            },
            {
              name: 'Mary Iluskimon',
              role: 'COO',
              avatar:
                'https://images.unsplash.com/photo-1554151228-14d9def656e4?auto=format&fit=crop&w=80&q=80',
            },
            {
              name: 'Entin Veenos',
              role: 'VP Finance',
              avatar:
                'https://images.unsplash.com/photo-1560250097-0b93528c311a?auto=format&fit=crop&w=80&q=80',
            },
          ],
          timeline: [
            {
              id: 'a1',
              type: 'email',
              title: 'Email Sent',
              when: 'Today, 10:30 AM',
              summary: 'Proposal Follow-up',
            },
            {
              id: 'a2',
              type: 'meeting',
              title: 'Meeting',
              when: 'Yesterday, 2:00 PM',
              summary: 'Q4 Strategy',
            },
            {
              id: 'a3',
              type: 'call',
              title: 'Call Logged',
              when: 'Yesterday, 6:20 PM',
              summary: 'Discussed pricing',
            },
          ],
        },
      },
    };
  }
  if (text.includes('map') || text.includes('california') || text.includes('geographic')) {
    return {
      view: 'lead_map',
      insight: 'Insight: 60% of high-value leads are concentrated in the Bay Area.',
      summary: 'Geographic lead distribution in California.',
      payload: {
        map: {
          region: 'California',
          pins: [
            { id: 'm1', label: 'SF', x: 26, y: 32, temperature: 'warm', count: 24 },
            { id: 'm2', label: 'Oakland', x: 29, y: 35, temperature: 'cold', count: 19 },
            { id: 'm3', label: 'San Jose', x: 32, y: 42, temperature: 'hot' },
            { id: 'm4', label: 'LA', x: 44, y: 78, temperature: 'warm', count: 8 },
            { id: 'm5', label: 'San Diego', x: 46, y: 88, temperature: 'cold' },
            { id: 'm6', label: 'Sacramento', x: 36, y: 28, temperature: 'hot' },
          ],
        },
      },
    };
  }
  if (text.includes('schedule') || text.includes('calendar') || text.includes('follow-up')) {
    return {
      view: 'calendar_tasks',
      insight:
        "Scheduling: Proposed times minimize conflicts and align with contact's preferred hours.",
      summary: 'Weekly calendar and follow-up actions generated.',
      payload: {
        calendar: {
          weekLabel: 'Week 21',
          events: [
            { id: 'c1', day: 'Mon', time: '10:00', title: 'Elena Rostova' },
            { id: 'c2', day: 'Tue', time: '12:00', title: 'Appointments' },
            { id: 'c3', day: 'Wed', time: '13:00', title: 'Follow-up', suggested: true },
            { id: 'c4', day: 'Thu', time: '14:00', title: 'Meeting' },
            { id: 'c5', day: 'Fri', time: '12:00', title: 'Follow-up', suggested: true },
          ],
          tasks: [
            { id: 'k1', title: 'Follow-up', subtitle: 'Elena Rostova', due: 'Due Today' },
            { id: 'k2', title: 'Prepare Proposal', subtitle: 'Apex Innovations', due: 'Due Tomorrow' },
            { id: 'k3', title: 'Confirm Slot', subtitle: 'Mr. Kapoor', due: 'Due Today' },
          ],
        },
      },
    };
  }
  return DEFAULT_ORACLE_RESULT;
}

export async function queryOracle(payload: OracleQueryPayload): Promise<OracleQueryResult> {
  const endpoint = import.meta.env.VITE_ORACLE_QUERY_URL;
  if (!endpoint) {
    if (payload.preferredView) {
      return mockOracleResultForPrompt(VIEW_TO_PROMPT[payload.preferredView]);
    }
    return mockOracleResultForPrompt(payload.prompt);
  }

  const response = await fetch(endpoint, {
    method: 'POST',
    headers: { 'Content-Type': 'application/json' },
    body: JSON.stringify(payload),
  });

  if (!response.ok) {
    throw new Error(`Oracle query failed with ${response.status}`);
  }

  return (await response.json()) as OracleQueryResult;
}