from typing import Literal

PlatformGroup = Literal["Search Boards", "ATS Platforms", "Company Pages"]

EVER_JOBS_PLATFORMS: dict[str, dict] = {
    # ── Search Boards ──────────────────────────────────────────────────────────
    "linkedin":         {"group": "Search Boards", "display": "LinkedIn"},
    "indeed":           {"group": "Search Boards", "display": "Indeed"},
    "glassdoor":        {"group": "Search Boards", "display": "Glassdoor"},
    "google":           {"group": "Search Boards", "display": "Google Jobs"},
    "naukri":           {"group": "Search Boards", "display": "Naukri"},
    "bdjobs":           {"group": "Search Boards", "display": "BDJobs"},
    "internshala":      {"group": "Search Boards", "display": "Internshala"},
    "bayt":             {"group": "Search Boards", "display": "Bayt"},
    "ziprecruiter":     {"group": "Search Boards", "display": "ZipRecruiter"},
    "monster":          {"group": "Search Boards", "display": "Monster"},
    "dice":             {"group": "Search Boards", "display": "Dice"},
    "careerjet":        {"group": "Search Boards", "display": "CareerJet"},
    "jooble":           {"group": "Search Boards", "display": "Jooble"},
    "adzuna":           {"group": "Search Boards", "display": "Adzuna"},
    "reed":             {"group": "Search Boards", "display": "Reed"},
    "totaljobs":        {"group": "Search Boards", "display": "TotalJobs"},
    "cwjobs":           {"group": "Search Boards", "display": "CWJobs"},
    "jobsite":          {"group": "Search Boards", "display": "Jobsite"},
    "cv_library":       {"group": "Search Boards", "display": "CV-Library"},
    "jobs_ac_uk":       {"group": "Search Boards", "display": "jobs.ac.uk"},
    "simplyhired":      {"group": "Search Boards", "display": "SimplyHired"},
    "snagajob":         {"group": "Search Boards", "display": "Snagajob"},
    "careerbuilder":    {"group": "Search Boards", "display": "CareerBuilder"},
    "usajobs":          {"group": "Search Boards", "display": "USAJobs"},
    "federalregister":  {"group": "Search Boards", "display": "Federal Register"},
    "linkedin_easy":    {"group": "Search Boards", "display": "LinkedIn Easy Apply"},
    "wellfound":        {"group": "Search Boards", "display": "Wellfound (AngelList)"},
    "remotive":         {"group": "Search Boards", "display": "Remotive"},
    "weworkremotely":   {"group": "Search Boards", "display": "WeWorkRemotely"},
    "himalayas":        {"group": "Search Boards", "display": "Himalayas"},
    "remoteok":         {"group": "Search Boards", "display": "RemoteOK"},
    "jobicy":           {"group": "Search Boards", "display": "Jobicy"},
    "remote_co":        {"group": "Search Boards", "display": "Remote.co"},
    "justremote":       {"group": "Search Boards", "display": "JustRemote"},
    "workable":         {"group": "Search Boards", "display": "Workable Jobs"},
    "upwork":           {"group": "Search Boards", "display": "Upwork"},
    "freelancer":       {"group": "Search Boards", "display": "Freelancer"},
    "toptal":           {"group": "Search Boards", "display": "Toptal"},
    "gun_io":           {"group": "Search Boards", "display": "Gun.io"},
    "indeed_sponsored": {"group": "Search Boards", "display": "Indeed Sponsored"},
    "shine":            {"group": "Search Boards", "display": "Shine (India)"},
    "freshersworld":    {"group": "Search Boards", "display": "Freshersworld"},
    "timesjobs":        {"group": "Search Boards", "display": "TimesJobs"},
    "monsterindia":     {"group": "Search Boards", "display": "Monster India"},
    "iimjobs":          {"group": "Search Boards", "display": "IIMJobs"},
    "hirist":           {"group": "Search Boards", "display": "Hirist (Tech India)"},
    "instahyre":        {"group": "Search Boards", "display": "Instahyre"},
    "cutshort":         {"group": "Search Boards", "display": "Cutshort"},
    "angellist":        {"group": "Search Boards", "display": "AngelList"},
    "startup_jobs":     {"group": "Search Boards", "display": "Startup.Jobs"},
    "ycombinator":      {"group": "Search Boards", "display": "Y Combinator Jobs"},
    "producthunt":      {"group": "Search Boards", "display": "Product Hunt Jobs"},
    "xing":             {"group": "Search Boards", "display": "Xing (DACH)"},
    "stepstone":        {"group": "Search Boards", "display": "StepStone"},
    "jobware":          {"group": "Search Boards", "display": "Jobware"},
    "monster_de":       {"group": "Search Boards", "display": "Monster Germany"},
    "jobboerse":        {"group": "Search Boards", "display": "Jobboerse"},
    "indeed_de":        {"group": "Search Boards", "display": "Indeed Germany"},
    "manatal":          {"group": "Search Boards", "display": "Manatal"},
    "jobleads":         {"group": "Search Boards", "display": "JobLeads"},
    "careerone":        {"group": "Search Boards", "display": "CareerOne (AU)"},
    "seek":             {"group": "Search Boards", "display": "Seek (AU/NZ)"},
    "indeed_au":        {"group": "Search Boards", "display": "Indeed Australia"},
    "jobstreet":        {"group": "Search Boards", "display": "Jobstreet (SEA)"},
    "jobsdb":           {"group": "Search Boards", "display": "JobsDB (HK/TH)"},
    "recruitnet":       {"group": "Search Boards", "display": "RecruitNet"},
    "jobrapido":        {"group": "Search Boards", "display": "Jobrapido"},
    "trovit":           {"group": "Search Boards", "display": "Trovit"},
    "neuvoo":           {"group": "Search Boards", "display": "Neuvoo (Talent.com)"},
    "talent_com":       {"group": "Search Boards", "display": "Talent.com"},
    "lensa":            {"group": "Search Boards", "display": "Lensa"},
    "appcast":          {"group": "Search Boards", "display": "Appcast"},
    "jobg8":            {"group": "Search Boards", "display": "JobG8"},
    "jobisjob":         {"group": "Search Boards", "display": "JobIsJob"},
    "jobsora":          {"group": "Search Boards", "display": "Jobsora"},
    "jobvertise":       {"group": "Search Boards", "display": "Jobvertise"},
    "postjobfree":      {"group": "Search Boards", "display": "PostJobFree"},
    "juju":             {"group": "Search Boards", "display": "Juju"},
    "beyond":           {"group": "Search Boards", "display": "Beyond"},
    "jobsinthemoney":   {"group": "Search Boards", "display": "Jobs in the Money"},
    "jobs2careers":     {"group": "Search Boards", "display": "Jobs2Careers"},
    "getwork":          {"group": "Search Boards", "display": "GetWork"},
    "whatjobs":         {"group": "Search Boards", "display": "WhatJobs"},
    "efinancialcareers":{"group": "Search Boards", "display": "eFinancialCareers"},
    "cwjobs_tech":      {"group": "Search Boards", "display": "CWJobs Tech"},
    "github_jobs":      {"group": "Search Boards", "display": "GitHub Jobs"},
    "stackoverflow":    {"group": "Search Boards", "display": "Stack Overflow Jobs"},
    "techinasia":       {"group": "Search Boards", "display": "Tech in Asia"},
    "e27":              {"group": "Search Boards", "display": "e27 (SEA Startups)"},
    "foundit":          {"group": "Search Boards", "display": "Foundit (ex-Monster India)"},
    "apna":             {"group": "Search Boards", "display": "Apna"},
    "naukrigulf":       {"group": "Search Boards", "display": "NaukriGulf"},
    "gulftalent":       {"group": "Search Boards", "display": "GulfTalent"},
    "dubizzle":         {"group": "Search Boards", "display": "Dubizzle Jobs"},

    # ── ATS Platforms ──────────────────────────────────────────────────────────
    "greenhouse":       {"group": "ATS Platforms", "display": "Greenhouse"},
    "lever":            {"group": "ATS Platforms", "display": "Lever"},
    "ashby":            {"group": "ATS Platforms", "display": "Ashby"},
    "workday":          {"group": "ATS Platforms", "display": "Workday"},
    "smartrecruiters":  {"group": "ATS Platforms", "display": "SmartRecruiters"},
    "bamboohr":         {"group": "ATS Platforms", "display": "BambooHR"},
    "recruitee":        {"group": "ATS Platforms", "display": "Recruitee"},
    "teamtailor":       {"group": "ATS Platforms", "display": "Teamtailor"},
    "icims":            {"group": "ATS Platforms", "display": "iCIMS"},
    "taleo":            {"group": "ATS Platforms", "display": "Oracle Taleo"},
    "successfactors":   {"group": "ATS Platforms", "display": "SAP SuccessFactors"},
    "jobvite":          {"group": "ATS Platforms", "display": "Jobvite"},
    "paylocity":        {"group": "ATS Platforms", "display": "Paylocity"},
    "jazz":             {"group": "ATS Platforms", "display": "JazzHR"},
    "pinpoint":         {"group": "ATS Platforms", "display": "Pinpoint"},
    "dover":            {"group": "ATS Platforms", "display": "Dover"},
    "breezyhr":         {"group": "ATS Platforms", "display": "Breezy HR"},
    "comeet":           {"group": "ATS Platforms", "display": "Comeet"},
    "jobsoid":          {"group": "ATS Platforms", "display": "Jobsoid"},
    "fountain":         {"group": "ATS Platforms", "display": "Fountain"},
    "keka":             {"group": "ATS Platforms", "display": "Keka (India)"},
    "darwinbox":        {"group": "ATS Platforms", "display": "Darwinbox (India)"},
    "zoho_recruit":     {"group": "ATS Platforms", "display": "Zoho Recruit"},
    "freshteam":        {"group": "ATS Platforms", "display": "Freshteam"},
    "kronos":           {"group": "ATS Platforms", "display": "Kronos/UKG"},
    "paycor":           {"group": "ATS Platforms", "display": "Paycor"},
    "adp":              {"group": "ATS Platforms", "display": "ADP Recruiting"},
    "oracle_hcm":       {"group": "ATS Platforms", "display": "Oracle HCM"},
    "sap_jobs":         {"group": "ATS Platforms", "display": "SAP Jobs"},
    "ceridian":         {"group": "ATS Platforms", "display": "Ceridian Dayforce"},
    "cornerstone":      {"group": "ATS Platforms", "display": "Cornerstone OnDemand"},
    "lumesse":          {"group": "ATS Platforms", "display": "Lumesse"},
    "silkroad":         {"group": "ATS Platforms", "display": "SilkRoad"},
    "hirevue":          {"group": "ATS Platforms", "display": "HireVue"},
    "workable_ats":     {"group": "ATS Platforms", "display": "Workable ATS"},
    "personio":         {"group": "ATS Platforms", "display": "Personio"},
    "rexx":             {"group": "ATS Platforms", "display": "Rexx Systems"},

    # ── Company Pages ──────────────────────────────────────────────────────────
    "amazon":           {"group": "Company Pages", "display": "Amazon"},
    "apple":            {"group": "Company Pages", "display": "Apple"},
    "google_careers":   {"group": "Company Pages", "display": "Google Careers"},
    "microsoft":        {"group": "Company Pages", "display": "Microsoft"},
    "meta":             {"group": "Company Pages", "display": "Meta"},
    "netflix":          {"group": "Company Pages", "display": "Netflix"},
    "nvidia_careers":   {"group": "Company Pages", "display": "NVIDIA Careers"},
    "stripe":           {"group": "Company Pages", "display": "Stripe"},
    "openai":           {"group": "Company Pages", "display": "OpenAI"},
    "anthropic":        {"group": "Company Pages", "display": "Anthropic"},
    "deepmind":         {"group": "Company Pages", "display": "DeepMind"},
    "salesforce":       {"group": "Company Pages", "display": "Salesforce"},
    "shopify":          {"group": "Company Pages", "display": "Shopify"},
    "uber":             {"group": "Company Pages", "display": "Uber"},
    "airbnb":           {"group": "Company Pages", "display": "Airbnb"},
    "twitter":          {"group": "Company Pages", "display": "X (Twitter)"},
    "snap":             {"group": "Company Pages", "display": "Snap"},
    "lyft":             {"group": "Company Pages", "display": "Lyft"},
    "atlassian":        {"group": "Company Pages", "display": "Atlassian"},
    "confluent":        {"group": "Company Pages", "display": "Confluent"},
    "databricks":       {"group": "Company Pages", "display": "Databricks"},
    "snowflake":        {"group": "Company Pages", "display": "Snowflake"},
    "palantir":         {"group": "Company Pages", "display": "Palantir"},
    "twilio":           {"group": "Company Pages", "display": "Twilio"},
    "cloudflare":       {"group": "Company Pages", "display": "Cloudflare"},
    "hashicorp":        {"group": "Company Pages", "display": "HashiCorp"},
    "figma":            {"group": "Company Pages", "display": "Figma"},
    "notion":           {"group": "Company Pages", "display": "Notion"},
    "slack":            {"group": "Company Pages", "display": "Slack/Salesforce"},
    "flipkart":         {"group": "Company Pages", "display": "Flipkart"},
    "swiggy":           {"group": "Company Pages", "display": "Swiggy"},
    "zomato":           {"group": "Company Pages", "display": "Zomato"},
    "razorpay":         {"group": "Company Pages", "display": "Razorpay"},
    "paytm":            {"group": "Company Pages", "display": "Paytm"},
    "meesho":           {"group": "Company Pages", "display": "Meesho"},
    "zepto":            {"group": "Company Pages", "display": "Zepto"},
    "byju":             {"group": "Company Pages", "display": "BYJU'S"},
    "unacademy":        {"group": "Company Pages", "display": "Unacademy"},
    "phonepe":          {"group": "Company Pages", "display": "PhonePe"},
    # Direct-company ATS aggregator (Greenhouse/Lever/Ashby public JSON APIs).
    # Routed to src/scrapers/company_ats.py, NOT the ever-jobs sidecar.
    "company_ats":      {"group": "Company Pages", "display": "Direct Company ATS (Greenhouse/Lever/Ashby)"},
}


INDIA_DEFAULT_PLATFORMS: list[str] = [
    "linkedin",
    "naukri",
    "indeed",
    "glassdoor",
    "company_ats",
    "google",
    "bdjobs",
    "internshala",
    "bayt",
    "iimjobs",
    "foundit",
]


PLATFORM_GROUPS: dict[str, list[str]] = {
    group: [k for k, v in EVER_JOBS_PLATFORMS.items() if v["group"] == group]
    for group in ("Search Boards", "ATS Platforms", "Company Pages")
}


def get_platform_keys_for_group(group: PlatformGroup) -> list[str]:
    return PLATFORM_GROUPS.get(group, [])


def get_display_name(key: str) -> str:
    return EVER_JOBS_PLATFORMS.get(key, {}).get("display", key)


def validate_platform_keys(keys: list[str]) -> tuple[list[str], list[str]]:
    valid   = [k for k in keys if k in EVER_JOBS_PLATFORMS]
    unknown = [k for k in keys if k not in EVER_JOBS_PLATFORMS]
    return valid, unknown