/**
 * Tests for template matching profiles (discovery vs decisioning) using real configuration files.
 */

import { describe, it, expect } from "vitest";
import { matchTemplates } from "../../analysis/templateMatching";
import { createVaultAppFromFixtures } from "../helpers/vaultHelper";
import { loadChainRolesFromFixtures, loadChainTemplatesFromFixtures } from "../helpers/configHelper";
import { buildNoteIndex } from "../../analysis/graphIndex";
import type { TFile } from "obsidian";
import type { IndexedEdge } from "../../analysis/graphIndex";
import type { EdgeVocabulary } from "../../vocab/types";
import type { ChainTemplatesConfig, TemplateMatchingProfile } from "../../dictionary/types";

describe("templateMatching profiles", () => {
  const mockEdgeVocabulary: EdgeVocabulary = {
    byCanonical: new Map(),
    aliasToCanonical: new Map(),
  };

  it("should emit missing_slot findings with discovery profile (low thresholds)", async () => {
    const app = createVaultAppFromFixtures();
    
    const chainRoles = loadChainRolesFromFixtures();
    const baseTemplates = loadChainTemplatesFromFixtures();
    
    if (!chainRoles || !baseTemplates) {
      console.warn("Skipping test: real config files not found in fixtures");
      return;
    }

    // Create templates config with discovery profile
    const templatesConfig: ChainTemplatesConfig = {
      ...baseTemplates,
      defaults: {
        ...baseTemplates.defaults,
        profiles: {
          discovery: {
            required_links: false,
            min_slots_filled_for_gap_findings: 1,
            min_score_for_gap_findings: 0,
          },
        },
      },
    };

    // Load only trigger note (missing transformation -> outcome edge)
    const currentFile = app.vault.getAbstractFileByPath("Tests/01_experience_trigger.md");
    if (!currentFile || !("extension" in currentFile) || currentFile.extension !== "md") {
      throw new Error("Test file not found");
    }

    const { edges: currentEdges } = await buildNoteIndex(app, currentFile as TFile);
    
    // Only include current edges (missing outcome)
    const allEdges: IndexedEdge[] = [...currentEdges];

    const discoveryProfile: TemplateMatchingProfile = {
      required_links: false,
      min_slots_filled_for_gap_findings: 1,
      min_score_for_gap_findings: 0,
    };

    const matches = await matchTemplates(
      app,
      { file: "Tests/01_experience_trigger.md", heading: "Kontext" },
      allEdges,
      templatesConfig,
      chainRoles,
      mockEdgeVocabulary,
      { includeNoteLinks: true, includeCandidates: false },
      discoveryProfile
    );

    expect(matches.length).toBeGreaterThan(0);
    const match = matches[0];
    if (!match) return;
    
    expect(match.templateName).toBe("trigger_transformation_outcome");
    
    // With discovery profile (low thresholds), should detect missing slots
    if (match.missingSlots.length > 0) {
      const slotsFilled = Object.keys(match.slotAssignments).length;
      expect(slotsFilled).toBeGreaterThanOrEqual(1); // At least trigger slot filled
      expect(match.score).toBeGreaterThanOrEqual(0); // Score meets threshold
    }
  });

  it("should NOT emit missing_slot findings with decisioning profile (high thresholds)", async () => {
    const app = createVaultAppFromFixtures();
    
    const chainRoles = loadChainRolesFromFixtures();
    const baseTemplates = loadChainTemplatesFromFixtures();
    
    if (!chainRoles || !baseTemplates) {
      console.warn("Skipping test: real config files not found in fixtures");
      return;
    }

    // Create templates config with decisioning profile
    const templatesConfig: ChainTemplatesConfig = {
      ...baseTemplates,
      defaults: {
        ...baseTemplates.defaults,
        profiles: {
          decisioning: {
            required_links: true,
            min_slots_filled_for_gap_findings: 3,
            min_score_for_gap_findings: 20,
          },
        },
      },
    };

    // Load only trigger note (missing transformation -> outcome edge)
    const currentFile = app.vault.getAbstractFileByPath("Tests/01_experience_trigger.md");
    if (!currentFile || !("extension" in currentFile) || currentFile.extension !== "md") {
      throw new Error("Test file not found");
    }

    const { edges: currentEdges } = await buildNoteIndex(app, currentFile as TFile);
    const allEdges: IndexedEdge[] = [...currentEdges];

    const decisioningProfile: TemplateMatchingProfile = {
      required_links: true,
      min_slots_filled_for_gap_findings: 3,
      min_score_for_gap_findings: 20,
    };

    const matches = await matchTemplates(
      app,
      { file: "Tests/01_experience_trigger.md", heading: "Kontext" },
      allEdges,
      templatesConfig,
      chainRoles,
      mockEdgeVocabulary,
      { includeNoteLinks: true, includeCandidates: false },
      decisioningProfile
    );

    expect(matches.length).toBeGreaterThan(0);
    const match = matches[0];
    if (!match) return;
    
    // With decisioning profile (high thresholds), partial matches may not meet thresholds
    // This is expected behavior - the test verifies the profile is applied
    expect(match.templateName).toBe("trigger_transformation_outcome");
  });

  it("should not penalize score for missing links when required_links=false", async () => {
    const app = createVaultAppFromFixtures();
    
    const chainRoles = loadChainRolesFromFixtures();
    const baseTemplates = loadChainTemplatesFromFixtures();
    
    if (!chainRoles || !baseTemplates) {
      console.warn("Skipping test: real config files not found in fixtures");
      return;
    }

    const templatesConfig: ChainTemplatesConfig = {
      ...baseTemplates,
      defaults: {
        ...baseTemplates.defaults,
        profiles: {
          discovery: {
            required_links: false,
            min_slots_filled_for_gap_findings: 1,
            min_score_for_gap_findings: 0,
          },
        },
      },
    };

    const currentFile = app.vault.getAbstractFileByPath("Tests/01_experience_trigger.md");
    if (!currentFile || !("extension" in currentFile) || currentFile.extension !== "md") {
      throw new Error("Test file not found");
    }

    const { edges: currentEdges } = await buildNoteIndex(app, currentFile as TFile);
    const allEdges: IndexedEdge[] = [...currentEdges];

    const profile: TemplateMatchingProfile = {
      required_links: false,
    };

    const matches = await matchTemplates(
      app,
      { file: "Tests/01_experience_trigger.md", heading: "Kontext" },
      allEdges,
      templatesConfig,
      chainRoles,
      mockEdgeVocabulary,
      { includeNoteLinks: true, includeCandidates: false },
      profile
    );

    if (matches.length > 0) {
      const match = matches[0];
      if (!match) return;
      
      // With required_links=false, missing links should not heavily penalize score
      // Score should be based on slots filled, not missing links
      expect(match.score).toBeGreaterThan(-10); // Not heavily penalized
    }
  });

  it("should penalize score for missing links when required_links=true", async () => {
    const app = createVaultAppFromFixtures();
    
    const chainRoles = loadChainRolesFromFixtures();
    const baseTemplates = loadChainTemplatesFromFixtures();
    
    if (!chainRoles || !baseTemplates) {
      console.warn("Skipping test: real config files not found in fixtures");
      return;
    }

    const templatesConfig: ChainTemplatesConfig = {
      ...baseTemplates,
      defaults: {
        ...baseTemplates.defaults,
        profiles: {
          decisioning: {
            required_links: true,
            min_slots_filled_for_gap_findings: 3,
            min_score_for_gap_findings: 20,
          },
        },
      },
    };

    const currentFile = app.vault.getAbstractFileByPath("Tests/01_experience_trigger.md");
    if (!currentFile || !("extension" in currentFile) || currentFile.extension !== "md") {
      throw new Error("Test file not found");
    }

    const { edges: currentEdges } = await buildNoteIndex(app, currentFile as TFile);
    const allEdges: IndexedEdge[] = [...currentEdges];

    const profile: TemplateMatchingProfile = {
      required_links: true,
    };

    const matches = await matchTemplates(
      app,
      { file: "Tests/01_experience_trigger.md", heading: "Kontext" },
      allEdges,
      templatesConfig,
      chainRoles,
      mockEdgeVocabulary,
      { includeNoteLinks: true, includeCandidates: false },
      profile
    );

    if (matches.length > 0) {
      const match = matches[0];
      if (!match) return;
      
      // With required_links=true, missing links should penalize score (-5 per missing link)
      if (match.requiredLinks > match.satisfiedLinks) {
        // Score should reflect penalty for missing required links
        expect(match.score).toBeLessThan(10); // Penalized
      }
    }
  });
});