fraiseql_cli/

cli.rs

//! CLI argument definitions: `Cli` struct, `Commands` enum, and all sub-command enums.

use clap::{Parser, Subcommand};

/// Exit codes documented in help text
pub(crate) const EXIT_CODES_HELP: &str = "\
EXIT CODES:
    0  Success - Command completed successfully
    1  Error - Command failed with an error
    2  Validation failed - Schema or input validation failed";

/// FraiseQL CLI - Compile GraphQL schemas to optimized SQL execution
#[derive(Parser)]
#[command(name = "fraiseql")]
#[command(author, version, about, long_about = None)]
#[command(propagate_version = true)]
#[command(after_help = EXIT_CODES_HELP)]
pub(crate) struct Cli {
    /// Enable verbose logging
    #[arg(short, long, global = true)]
    pub(crate) verbose: bool,

    /// Enable debug logging
    #[arg(short, long, global = true)]
    pub(crate) debug: bool,

    /// Output as JSON (machine-readable)
    #[arg(long, global = true)]
    pub(crate) json: bool,

    /// Suppress output (exit code only)
    #[arg(short, long, global = true)]
    pub(crate) quiet: bool,

    #[command(subcommand)]
    pub(crate) command: Commands,
}

#[derive(Subcommand)]
pub(crate) enum Commands {
    /// Compile schema to optimized schema.compiled.json
    ///
    /// Supports three workflows:
    /// 1. TOML-only: fraiseql compile fraiseql.toml
    /// 2. Language + TOML: fraiseql compile fraiseql.toml --types types.json
    /// 3. Legacy JSON: fraiseql compile schema.json
    #[command(after_help = "\
EXAMPLES:
    fraiseql compile fraiseql.toml
    fraiseql compile fraiseql.toml --types types.json
    fraiseql compile schema.json -o schema.compiled.json
    fraiseql compile fraiseql.toml --check")]
    Compile {
        /// Input file path: fraiseql.toml (TOML) or schema.json (legacy)
        #[arg(value_name = "INPUT")]
        input: String,

        /// Optional types.json from language implementation (used with fraiseql.toml)
        #[arg(long, value_name = "TYPES")]
        types: Option<String>,

        /// Directory for auto-discovery of schema files (recursive *.json)
        #[arg(long, value_name = "DIR")]
        schema_dir: Option<String>,

        /// Type files (repeatable): fraiseql compile fraiseql.toml --type-file a.json --type-file
        /// b.json
        #[arg(long = "type-file", value_name = "FILE")]
        type_files: Vec<String>,

        /// Query files (repeatable)
        #[arg(long = "query-file", value_name = "FILE")]
        query_files: Vec<String>,

        /// Mutation files (repeatable)
        #[arg(long = "mutation-file", value_name = "FILE")]
        mutation_files: Vec<String>,

        /// Output schema.compiled.json file path
        #[arg(
            short,
            long,
            value_name = "OUTPUT",
            default_value = "schema.compiled.json"
        )]
        output: String,

        /// Validate only, don't write output
        #[arg(long)]
        check: bool,

        /// Skip embedding content hash in compiled schema (for test fixtures)
        #[arg(long)]
        skip_hash: bool,

        /// Optional database URL for indexed column validation
        /// When provided, validates that indexed columns exist in database views
        #[arg(long, value_name = "DATABASE_URL")]
        database: Option<String>,

        /// Emit DDL files for all schema types to the given directory
        ///
        /// Writes `CREATE TABLE` DDL for each compiled type to `<DIR>/<type>.sql`.
        /// Output is compatible with confiture's `db/schema/` directory format,
        /// enabling `fraiseql migrate generate` to auto-detect schema drift.
        #[arg(long, value_name = "DIR")]
        emit_ddl: Option<String>,

        /// Check compiled schema against the database for migration drift
        ///
        /// Emits DDL to a temporary directory, then delegates to
        /// `confiture migrate validate` for drift detection.
        /// Exits non-zero when the compiled schema diverges from the database.
        #[arg(long)]
        check_migrations: bool,

        /// Compile despite error-severity schema↔database drift (advisory mode)
        ///
        /// With `--database`, drift the linter classifies as an error (a
        /// `sql_source` that does not exist, a required field's JSONB key
        /// absent from every sampled row, a mutation with no backing function)
        /// fails the compile. This flag downgrades those findings to reported
        /// advisories and writes the artifact anyway.
        #[arg(long, requires = "database")]
        allow_drift: bool,
    },

    /// Extract schema from annotated source files
    ///
    /// Parses FraiseQL annotations in any supported language and generates schema.json.
    /// No language runtime required — pure text processing.
    #[command(after_help = "\
EXAMPLES:
    fraiseql extract schema/schema.py
    fraiseql extract schema/ --recursive
    fraiseql extract schema.rs --language rust -o schema.json")]
    Extract {
        /// Source file(s) or directory to extract from
        #[arg(value_name = "INPUT")]
        input: Vec<String>,

        /// Override language detection (python, typescript, rust, java, kotlin, go, csharp, swift,
        /// scala)
        #[arg(short, long)]
        language: Option<String>,

        /// Recursively scan directories
        #[arg(short, long)]
        recursive: bool,

        /// Output file path
        #[arg(short, long, default_value = "schema.json")]
        output: String,
    },

    /// Explain query execution plan and complexity
    ///
    /// Shows GraphQL query execution plan, SQL, and complexity analysis.
    #[command(after_help = "\
EXAMPLES:
    fraiseql explain '{ users { id name } }'
    fraiseql explain '{ user(id: 1) { posts { title } } }' --json")]
    Explain {
        /// GraphQL query string
        #[arg(value_name = "QUERY")]
        query: String,
    },

    /// Calculate query complexity score
    ///
    /// Quick analysis of query complexity (depth, field count, score).
    #[command(after_help = "\
EXAMPLES:
    fraiseql cost '{ users { id name } }'
    fraiseql cost '{ deeply { nested { query { here } } } }' --json")]
    Cost {
        /// GraphQL query string
        #[arg(value_name = "QUERY")]
        query: String,
    },

    /// Analyze schema for optimization opportunities
    ///
    /// Provides recommendations across 6 categories:
    /// performance, security, federation, complexity, caching, indexing
    #[command(after_help = "\
EXAMPLES:
    fraiseql analyze schema.compiled.json
    fraiseql analyze schema.compiled.json --json")]
    Analyze {
        /// Path to schema.compiled.json
        #[arg(value_name = "SCHEMA")]
        schema: String,
    },

    /// Analyze schema type dependencies
    ///
    /// Exports dependency graph, detects cycles, and finds unused types.
    /// Supports multiple output formats for visualization and CI integration.
    #[command(after_help = "\
EXAMPLES:
    fraiseql dependency-graph schema.compiled.json
    fraiseql dependency-graph schema.compiled.json -f dot > graph.dot
    fraiseql dependency-graph schema.compiled.json -f mermaid
    fraiseql dependency-graph schema.compiled.json --json")]
    DependencyGraph {
        /// Path to schema.compiled.json
        #[arg(value_name = "SCHEMA")]
        schema: String,

        /// Output format (json, dot, mermaid, d2, console)
        #[arg(short, long, value_name = "FORMAT", default_value = "json")]
        format: String,
    },

    /// Export federation dependency graph
    ///
    /// Visualize federation structure in multiple formats.
    #[command(after_help = "\
EXAMPLES:
    fraiseql federation graph schema.compiled.json
    fraiseql federation graph schema.compiled.json -f dot
    fraiseql federation graph schema.compiled.json -f mermaid")]
    Federation {
        /// Schema path (positional argument passed to subcommand)
        #[command(subcommand)]
        command: FederationCommands,
    },

    /// Lint schema for FraiseQL design quality
    ///
    /// Analyzes schema using FraiseQL-calibrated design rules.
    /// Detects JSONB batching issues, compilation problems, auth boundaries, etc.
    #[command(after_help = "\
EXAMPLES:
    fraiseql lint schema.json
    fraiseql lint schema.compiled.json --federation
    fraiseql lint schema.json --fail-on-critical
    fraiseql lint schema.json --json")]
    Lint {
        /// Path to schema.json or schema.compiled.json
        #[arg(value_name = "SCHEMA")]
        schema: String,

        /// Only show federation audit
        #[arg(long)]
        federation: bool,

        /// Only show cost audit
        #[arg(long)]
        cost: bool,

        /// Only show cache audit
        #[arg(long)]
        cache: bool,

        /// Only show auth audit
        #[arg(long)]
        auth: bool,

        /// Only show compilation audit
        #[arg(long)]
        compilation: bool,

        /// Exit with error if any critical issues found
        #[arg(long)]
        fail_on_critical: bool,

        /// Exit with error if any warning or critical issues found
        #[arg(long)]
        fail_on_warning: bool,
    },

    /// Generate DDL for Arrow views (va_*, tv_*, ta_*)
    #[command(after_help = "\
EXAMPLES:
    fraiseql generate-views -s schema.json -e User --view va_users
    fraiseql generate-views -s schema.json -e Order --view tv_orders --refresh-strategy scheduled")]
    GenerateViews {
        /// Path to schema.json
        #[arg(short, long, value_name = "SCHEMA")]
        schema: String,

        /// Entity name from schema
        #[arg(short, long, value_name = "NAME")]
        entity: String,

        /// View name (must start with va_, tv_, or ta_)
        #[arg(long, value_name = "NAME")]
        view: String,

        /// Refresh strategy (trigger-based or scheduled)
        #[arg(long, value_name = "STRATEGY", default_value = "trigger-based")]
        refresh_strategy: String,

        /// Output file path (default: {view}.sql)
        #[arg(short, long, value_name = "PATH")]
        output: Option<String>,

        /// Include helper/composition views
        #[arg(long, default_value = "true")]
        include_composition_views: bool,

        /// Include monitoring functions
        #[arg(long, default_value = "true")]
        include_monitoring: bool,

        /// Validate the generated DDL by executing it against PostgreSQL
        /// (DATABASE_URL) in a rolled-back transaction; don't write a file
        #[arg(long)]
        validate: bool,

        /// Show generation steps (use global --verbose flag)
        #[arg(long, action = clap::ArgAction::SetTrue)]
        gen_verbose: bool,
    },

    /// Generate external-write capture-trigger DDL for @subscribable types (#366)
    ///
    /// Emits a self-contained, idempotent PostgreSQL script (the capture function
    /// plus per-table statement-level triggers) that brings raw external writes
    /// (psql / migrations / third-party tools) to a `@subscribable` type's table(s)
    /// onto the Change Spine, without double-emitting for FraiseQL-mediated writes.
    #[command(after_help = "\
EXAMPLES:
    fraiseql generate-capture-triggers -s schema.compiled.json | psql \"$DATABASE_URL\"
    fraiseql generate-capture-triggers -s schema.compiled.json -o capture.sql")]
    GenerateCaptureTriggers {
        /// Path to the compiled schema (schema.compiled.json)
        #[arg(short, long, value_name = "SCHEMA")]
        schema: String,

        /// Output file path (default: stdout, for piping into psql)
        #[arg(short, long, value_name = "PATH")]
        output: Option<String>,

        /// Omit the capture function definition (emit only the per-table triggers)
        #[arg(long)]
        no_function: bool,
    },

    /// Validate schema.json or fact tables
    ///
    /// Performs comprehensive schema validation including:
    /// - JSON structure validation
    /// - Type reference validation
    /// - Circular dependency detection (with --check-cycles)
    /// - Unused type detection (with --check-unused)
    #[command(after_help = "\
EXAMPLES:
    fraiseql validate schema.json
    fraiseql validate schema.json --check-unused
    fraiseql validate schema.json --strict
    fraiseql validate facts -s schema.json --database postgres://localhost/db")]
    Validate {
        #[command(subcommand)]
        command: Option<ValidateCommands>,

        /// Schema.json file path to validate (if no subcommand)
        #[arg(value_name = "INPUT")]
        input: Option<String>,

        /// Check for circular dependencies between types
        #[arg(long, default_value = "true")]
        check_cycles: bool,

        /// Check for unused types (no incoming references)
        #[arg(long)]
        check_unused: bool,

        /// Strict mode: treat warnings as errors (unused types become errors)
        #[arg(long)]
        strict: bool,

        /// Only analyze specific type(s) - comma-separated list
        #[arg(long, value_name = "TYPES", value_delimiter = ',')]
        types: Vec<String>,

        /// Validate the mutation contract against a live PostgreSQL database.
        ///
        /// For each DB-backed mutation, checks that its `sql_source` function
        /// exists with the argument layout the server sends and returns the
        /// columns the server decodes into `MutationResponse`. Requires a
        /// compiled schema (schema.compiled.json) as INPUT. (#397)
        #[arg(long, value_name = "DATABASE_URL")]
        against_db: Option<String>,
    },

    /// Introspect database for fact tables and output suggestions
    #[command(after_help = "\
EXAMPLES:
    fraiseql introspect facts --database postgres://localhost/db
    fraiseql introspect facts --database postgres://localhost/db -f json")]
    Introspect {
        #[command(subcommand)]
        command: IntrospectCommands,
    },

    /// Generate authoring-language source from schema.json
    ///
    /// The inverse of `fraiseql extract`: reads a schema.json and produces annotated
    /// source code in any of the 9 supported authoring languages.
    #[command(after_help = "\
EXAMPLES:
    fraiseql generate schema.json --language python
    fraiseql generate schema.json --language rust -o schema.rs
    fraiseql generate schema.json --language typescript")]
    Generate {
        /// Path to schema.json
        #[arg(value_name = "INPUT")]
        input: String,

        /// Target language (python, typescript, rust, java, kotlin, go, csharp, swift, scala)
        #[arg(short, long)]
        language: String,

        /// Output file path (default: schema.<ext> based on language)
        #[arg(short, long)]
        output: Option<String>,
    },

    /// Generate consumer-side typed clients from a compiled schema
    ///
    /// Distinct from `generate`: `generate` emits server-side authoring code (write
    /// FraiseQL types in another language, fed back into the compiler), whereas
    /// `generate-client` emits a typed client for callers of a FraiseQL API
    /// (interfaces + query/mutation functions) from a compiled schema.compiled.json.
    #[command(after_help = "\
EXAMPLES:
    fraiseql generate-client typescript --out ./src/generated
    fraiseql generate-client typescript --schema ./schema.compiled.json --out ./gen --force
    fraiseql generate-client python --out ./app/fraiseql_client
    fraiseql generate-client go --out ./internal/fraiseqlclient
    fraiseql generate-client rust --out ./src/generated")]
    GenerateClient {
        #[command(subcommand)]
        language: GenerateClientCommands,
    },

    /// Initialize a new FraiseQL project
    ///
    /// Creates project directory with fraiseql.toml, schema.json,
    /// database DDL structure, and authoring skeleton.
    #[command(after_help = "\
EXAMPLES:
    fraiseql init my-app
    fraiseql init my-app --language typescript --database postgres
    fraiseql init my-app --size xs --no-git")]
    Init {
        /// Project name (used as directory name)
        #[arg(value_name = "PROJECT_NAME")]
        project_name: String,

        /// Authoring language (python, typescript, rust, java, kotlin, go, csharp, swift, scala)
        #[arg(short, long, default_value = "python")]
        language: String,

        /// Target database (postgres — FraiseQL is PostgreSQL-only since v2.15.0)
        #[arg(long, default_value = "postgres")]
        database: String,

        /// Project size: xs (single file), s (flat dirs), m (per-entity dirs)
        #[arg(long, default_value = "s")]
        size: String,

        /// Skip git init
        #[arg(long)]
        no_git: bool,
    },

    /// Run database migrations
    ///
    /// Wraps confiture for a unified migration experience.
    /// Reads database URL from --database, fraiseql.toml, or DATABASE_URL env var.
    #[command(after_help = "\
EXAMPLES:
    fraiseql migrate up --database postgres://localhost/mydb
    fraiseql migrate down --steps 1
    fraiseql migrate status
    fraiseql migrate create add_posts_table")]
    Migrate {
        #[command(subcommand)]
        command: MigrateCommands,
    },

    /// Generate Software Bill of Materials
    ///
    /// Parses Cargo.lock and fraiseql.toml to produce a compliance-ready SBOM.
    #[command(after_help = "\
EXAMPLES:
    fraiseql sbom
    fraiseql sbom --format spdx
    fraiseql sbom --format cyclonedx --output sbom.json")]
    Sbom {
        /// Output format (cyclonedx, spdx)
        #[arg(short, long, default_value = "cyclonedx")]
        format: String,

        /// Output file path (default: stdout)
        #[arg(short, long, value_name = "FILE")]
        output: Option<String>,
    },

    /// Compile schema and immediately start the GraphQL server
    ///
    /// Compiles the schema in-memory (no disk artifact) and starts the HTTP server.
    /// With --watch, the server hot-reloads whenever the schema file changes.
    ///
    /// Server and database settings can be declared in fraiseql.toml under [server]
    /// and [database] sections.  CLI flags take precedence over TOML settings, which
    /// take precedence over defaults.  The database URL is resolved in this order:
    /// --database flag > DATABASE_URL env var > [database].url in fraiseql.toml.
    #[cfg(feature = "run-server")]
    #[command(after_help = "\
EXAMPLES:
    fraiseql run
    fraiseql run fraiseql.toml --database postgres://localhost/mydb
    fraiseql run --port 3000 --watch
    fraiseql run schema.json --introspection

TOML CONFIG:
    [server]
    host = \"127.0.0.1\"
    port = 9000

    [server.cors]
    origins = [\"https://app.example.com\"]

    [database]
    url      = \"${DATABASE_URL}\"
    pool_min = 2
    pool_max = 20")]
    Run {
        /// Input file path (fraiseql.toml or schema.json); auto-detected if omitted
        #[arg(value_name = "INPUT")]
        input: Option<String>,

        /// Database URL (overrides [database].url in fraiseql.toml and DATABASE_URL env var)
        // Long-only: the global `--debug` (`Cli.debug`) already owns `-d`. A local
        // `-d`/`--database` short here collides with it — clap's debug_asserts panic in
        // debug builds and the short is ambiguous in release builds (#650).
        #[arg(long, value_name = "DATABASE_URL")]
        database: Option<String>,

        /// Port to listen on (overrides [server].port in fraiseql.toml)
        #[arg(short, long, value_name = "PORT")]
        port: Option<u16>,

        /// Bind address (overrides [server].host in fraiseql.toml)
        #[arg(long, value_name = "HOST")]
        bind: Option<String>,

        /// Watch input file for changes and hot-reload the server
        #[arg(short, long)]
        watch: bool,

        /// Enable the GraphQL introspection endpoint (no auth required)
        #[arg(long)]
        introspection: bool,
    },

    /// Watch a schema source and recompile + live-reload a running server on change
    ///
    /// Recompiles `schema.compiled.json` on every save and, with `--reload-url`,
    /// POSTs it to a running server's `/api/v1/admin/reload-schema` endpoint for a
    /// zero-downtime `ArcSwap` reload (no restart). Unlike `run --watch`, this drives
    /// a server you started separately.
    Watch {
        /// Schema source to watch (fraiseql.toml or schema.json)
        #[arg(value_name = "INPUT")]
        input: String,

        /// Compiled-schema output path (the server reads this on reload)
        #[arg(short, long, default_value = "schema.compiled.json")]
        output: String,

        /// Base URL of a running server to live-reload (e.g. http://localhost:8080).
        /// Omit to recompile to disk only.
        #[arg(long, value_name = "URL")]
        reload_url: Option<String>,

        /// Bearer token for the server's admin reload endpoint
        #[arg(long, value_name = "TOKEN")]
        admin_token: Option<String>,

        /// Database URL for compile-time validation (overrides DATABASE_URL)
        #[arg(long, value_name = "DATABASE_URL")]
        database: Option<String>,
    },

    /// Validate a trusted documents manifest
    ///
    /// Checks that the manifest JSON is well-formed and that each key
    /// is a valid SHA-256 hex string matching its query body.
    #[command(after_help = "\
EXAMPLES:
    fraiseql validate-documents manifest.json
    fraiseql validate-documents manifest.json --max-cost 1000 --schema schema.compiled.json")]
    ValidateDocuments {
        /// Path to the trusted documents manifest JSON file
        #[arg(value_name = "MANIFEST")]
        manifest: String,

        /// Fail validation when any document's estimated operation cost exceeds
        /// this ceiling (#379). Costs are worst-case: a variable-valued
        /// pagination argument is scored at its fail-closed ceiling.
        #[arg(long, value_name = "COST")]
        max_cost: Option<u64>,

        /// Compiled schema (`schema.compiled.json`) supplying the
        /// `[fraiseql.cost_weights]` used to score documents — the same numbers
        /// the runtime enforces. Without it, cost equals the complexity score.
        #[arg(long, value_name = "SCHEMA")]
        schema: Option<String>,
    },

    /// Install FraiseQL mutation helper functions
    ///
    /// Installs SQL helper functions (fraiseql.mutation_ok, fraiseql.mutation_err, etc.)
    /// to reduce boilerplate when writing mutation functions under the v2.3.0 protocol.
    /// The helpers are installed in the `fraiseql` schema, which is owned by FraiseQL's
    /// database role.
    #[command(after_help = "\
EXAMPLES:
    fraiseql setup --database postgres://localhost/mydb
    fraiseql setup --dry-run
    fraiseql setup  # Uses DATABASE_URL or [database].url from fraiseql.toml")]
    Setup {
        /// Database connection URL (or use DATABASE_URL env var, or [database].url in
        /// fraiseql.toml)
        #[arg(long, value_name = "DATABASE_URL")]
        database: Option<String>,

        /// Print SQL without applying changes
        #[arg(long)]
        dry_run: bool,
    },

    /// Inspect schema metadata from a running FraiseQL server
    ///
    /// Fetches field-level security metadata (encryption, scope requirements, deny actions)
    /// from the server's `/api/v1/schema/metadata` endpoint and displays it as a table.
    #[command(after_help = "\
EXAMPLES:
    fraiseql schema metadata
    fraiseql schema metadata --server http://localhost:8080
    fraiseql schema metadata --server https://api.example.com --token mytoken")]
    Schema {
        #[command(subcommand)]
        command: SchemaCommands,
    },

    /// Execute one GraphQL operation against a database and print the JSON result
    ///
    /// Boots the compiled schema in-process (no long-lived server, no HTTP layer)
    /// against PostgreSQL, runs a single query or mutation, prints the GraphQL JSON
    /// response to stdout, and exits. Exits non-zero on a resolution error — a
    /// scriptable "does this actually resolve?" check for CI and the inner loop.
    ///
    /// Mutations COMMIT unless `--dry-run` is given, which runs the mutation inside
    /// a transaction that is rolled back (validate-bind-without-commit).
    #[command(after_help = "\
EXAMPLES:
    fraiseql query '{ orders(limit: 1) { id } }'
    fraiseql query --schema schema.compiled.json --database postgres://localhost/db '{ users { id } }'
    fraiseql query --variables '{\"id\": 42}' 'query($id: Int!) { user(id: $id) { id } }'
    fraiseql query --dry-run 'mutation { createUser(name: \"x\") { id } }'")]
    Query {
        /// GraphQL operation to execute (a single query or mutation document).
        #[arg(value_name = "QUERY")]
        query: String,

        /// Path to schema.compiled.json.
        #[arg(short = 's', long, default_value = "schema.compiled.json")]
        schema: std::path::PathBuf,

        /// Database URL (PostgreSQL only). Falls back to the DATABASE_URL env var.
        #[arg(long, value_name = "DATABASE_URL")]
        database: Option<String>,

        /// GraphQL variables as a JSON object string (e.g. '{"id": 42}').
        #[arg(long, value_name = "JSON")]
        variables: Option<String>,

        /// Run mutations inside a rolled-back transaction: the function binds and
        /// executes (constraints, triggers, and response shape are validated) but
        /// nothing is committed. No effect on queries. PostgreSQL only.
        #[arg(long)]
        dry_run: bool,
    },

    /// Run diagnostic checks for common FraiseQL setup problems
    ///
    /// Checks schema file, TOML config, DATABASE_URL, JWT secret, Redis, TLS,
    /// and cache/auth coherence. Prints a color-coded report and exits 0 if
    /// all checks pass or 1 if any check fails (warnings do not fail).
    #[command(after_help = "\
EXAMPLES:
    fraiseql doctor
    fraiseql doctor --schema schema.compiled.json --config fraiseql.toml
    fraiseql doctor --db-url postgres://user:pass@host:5432/db
    fraiseql doctor --runtime --against-db postgres://user:pass@host:5432/db
    fraiseql doctor --json")]
    Doctor {
        /// Path to fraiseql.toml configuration file.
        #[arg(long, default_value = "fraiseql.toml")]
        config: std::path::PathBuf,

        /// Path to schema.compiled.json.
        #[arg(long, default_value = "schema.compiled.json")]
        schema: std::path::PathBuf,

        /// Override DATABASE_URL for the connectivity check.
        #[arg(long)]
        db_url: Option<String>,

        /// Run the live-database passes against this PostgreSQL database: the
        /// change-log contract drift check (compares core.tb_entity_change_log
        /// against the shipped contract — #380), the PL/pgSQL body-resolution
        /// pass (reports internal calls that no longer resolve — #409), the
        /// mutation→function contract drift check (every declared mutation has a
        /// matching backing function with a mutation_response-shaped return —
        /// #384), and the view-drift check (the same L1/L2/L3 view-composition
        /// linter `compile --database` runs, reported as structured checks —
        /// #384).
        ///
        /// The body-resolution pass requires the `plpgsql_check` extension and
        /// skips with a hint when it is unavailable.
        #[arg(long, value_name = "DATABASE_URL")]
        against_db: Option<String>,

        /// Runtime smoke mode (#501): boot the compiled schema in-process and
        /// probe each root query field with a minimal selection, dry-running each
        /// no-argument mutation (rolled back). Confirms operations actually
        /// *resolve* end-to-end, complementing the static `--against-db` drift
        /// checks. Requires a PostgreSQL URL via `--against-db` (or `--db-url`).
        /// Queries / mutations that require arguments are skipped with a warning.
        #[arg(long)]
        runtime: bool,

        /// Schemas to scan in the body-resolution pass (comma-separated).
        #[arg(
            long,
            value_name = "SCHEMAS",
            value_delimiter = ',',
            default_value = "public"
        )]
        schemas: Vec<String>,

        /// Output machine-readable JSON (for CI integration).
        #[arg(long)]
        json: bool,
    },

    /// Change-log performance observability (#392)
    ///
    /// Reads the framework-owned change-log (`core.v_entity_change_log`) and turns
    /// it into operator-facing forensics: latency regressions between two time
    /// windows, and ad-hoc reads of the slowest mutations / duration completeness
    /// / per-operation percentiles.
    Perf {
        #[command(subcommand)]
        command: PerfCommands,
    },

    /// List scheduled ingress sources and their durable cursor state (#573)
    ///
    /// Reads the compiled schema for each source's schedule and `run_as` ceiling,
    /// and — when a database is reachable — its cursor value, version, and staleness
    /// (seconds since the last advance). Leadership and last-fire are not reported
    /// here (an advisory lock has no visible holder, and the lease is released
    /// between ticks): watch `fraiseql_source_*` metrics and the poller logs for
    /// those. Always exits 0 — it is a report.
    #[command(after_help = "\
EXAMPLES:
    fraiseql sources
    fraiseql sources --schema schema.compiled.json
    fraiseql sources --db-url postgres://user:pass@host:5432/db
    fraiseql sources --json")]
    Sources {
        /// Path to schema.compiled.json.
        #[arg(long, default_value = "schema.compiled.json")]
        schema: std::path::PathBuf,

        /// PostgreSQL URL for cursor reads (defaults to `fraiseql.toml` /
        /// `DATABASE_URL`). Without one, definitions are listed with no cursor state.
        #[arg(long)]
        db_url: Option<String>,

        /// Output machine-readable JSON.
        #[arg(long)]
        json: bool,
    },

    /// Author-side function tooling (local test harness).
    #[cfg(feature = "functions-invoke")]
    #[command(subcommand)]
    Functions(FunctionsCommands),
}

/// `fraiseql functions` subcommands.
#[cfg(feature = "functions-invoke")]
#[derive(Subcommand)]
pub(crate) enum FunctionsCommands {
    /// Run a compiled function in a real V8 isolate against a fixture payload,
    /// with mocked host ops — the author's inner test loop.
    ///
    /// Exit codes: 0 = ran; 3 = the `when` predicate did not match (nothing would
    /// fire); 4 = the guest errored; 1 = a config/harness error.
    #[command(long_about = "\
Run a compiled function against a fixture payload in a real V8 isolate.

The module is loaded exactly as the server loads it (from the compiled schema's
module_dir); host ops are mocked so no live server, database, or network is needed.
Every host-op call the function makes is printed.

EXAMPLES:
    fraiseql functions invoke notifyApproved --payload event.json
    fraiseql functions invoke notifyApproved --payload event.json --explain
    fraiseql functions invoke syncDeal --payload deal.json \\
        --mock-http http.json --mock-query query.json")]
    Invoke {
        /// The function name (matches a definition in the compiled schema).
        name: String,

        /// Path to the fixture payload JSON. For after:mutation / after:capture:
        /// `{ \"event_kind\": \"update\", \"old\": {…}, \"new\": {…} }` (a bare
        /// object is treated as an insert's `new` image).
        #[arg(long)]
        payload: std::path::PathBuf,

        /// Path to schema.compiled.json.
        #[arg(long, default_value = "schema.compiled.json")]
        schema: std::path::PathBuf,

        /// Canned HTTP responses (JSON array of `{url_contains, method?, status?, body?}`);
        /// a request matching none fails loud.
        #[arg(long)]
        mock_http: Option<std::path::PathBuf>,

        /// Canned query responses (JSON array of `{query_contains?, response}`) for the
        /// `fraiseql_query` bridge; a query matching none fails loud.
        #[arg(long)]
        mock_query: Option<std::path::PathBuf>,

        /// Inject a fixed idempotency token the guest reads via the host op.
        #[arg(long)]
        idempotency_token: Option<String>,

        /// Print why the `when` predicates did or did not match this payload.
        #[arg(long)]
        explain: bool,
    },
}

/// `fraiseql perf` subcommands.
#[derive(Subcommand)]
pub(crate) enum PerfCommands {
    /// Flag mutations whose latency regressed between a baseline and a recent
    /// window, per `(object_type, modification_type)`.
    ///
    /// Only rows carrying the current `duration_calc_version` are compared, and
    /// latency is never aggregated across modification types — so a shift in the
    /// operation mix cannot mask a regression as a false improvement. Exits 0 even
    /// when regressions are found (it is a report); pass `--fail-on-regression`
    /// for CI gating.
    RegressionScan {
        /// PostgreSQL URL (defaults to `fraiseql.toml` / `DATABASE_URL`).
        #[arg(long, value_name = "DATABASE_URL")]
        database: Option<String>,

        /// Recent window size, in days.
        #[arg(long, default_value_t = 7)]
        recent_days: i64,

        /// Baseline window size (immediately before the recent window), in days.
        #[arg(long, default_value_t = 7)]
        baseline_days: i64,

        /// Minimum comparable samples required on each side; thinner groups are
        /// skipped rather than flagged.
        #[arg(long, default_value_t = 20)]
        min_samples: usize,

        /// Minimum p50 increase to flag, in percent.
        #[arg(long, default_value_t = 25.0)]
        threshold_pct: f64,

        /// Minimum absolute p50 increase to flag, in milliseconds (the noise floor).
        #[arg(long, default_value_t = 5.0)]
        min_delta_ms: f64,

        /// Restrict the scan to a single object_type.
        #[arg(long, value_name = "TYPE")]
        object_type: Option<String>,

        /// Exit non-zero when any regression is found (for CI gating).
        #[arg(long)]
        fail_on_regression: bool,
    },

    /// Ad-hoc forensic reads of the change-log.
    Explore {
        #[command(subcommand)]
        command: PerfExploreCommands,
    },
}

/// `fraiseql perf explore` subcommands — read-only views over comparable (v2)
/// change-log rows in a trailing window.
#[derive(Subcommand)]
pub(crate) enum PerfExploreCommands {
    /// The slowest individual mutations, slowest first.
    Slowest {
        /// PostgreSQL URL (defaults to `fraiseql.toml` / `DATABASE_URL`).
        #[arg(long, value_name = "DATABASE_URL")]
        database: Option<String>,

        /// Trailing window to scan, in days.
        #[arg(long, default_value_t = 7)]
        days: i32,

        /// Restrict to a single object_type.
        #[arg(long, value_name = "TYPE")]
        object_type: Option<String>,

        /// Maximum rows to return.
        #[arg(long, default_value_t = 20)]
        limit: usize,
    },

    /// `duration_ms` completeness (NULL / pre-fix rates), per operation.
    NullRate {
        /// PostgreSQL URL (defaults to `fraiseql.toml` / `DATABASE_URL`).
        #[arg(long, value_name = "DATABASE_URL")]
        database: Option<String>,

        /// Trailing window to scan, in days.
        #[arg(long, default_value_t = 7)]
        days: i32,

        /// Restrict to a single object_type.
        #[arg(long, value_name = "TYPE")]
        object_type: Option<String>,
    },

    /// Latency percentiles (p50/p95/p99/max), per operation.
    Summary {
        /// PostgreSQL URL (defaults to `fraiseql.toml` / `DATABASE_URL`).
        #[arg(long, value_name = "DATABASE_URL")]
        database: Option<String>,

        /// Trailing window to scan, in days.
        #[arg(long, default_value_t = 7)]
        days: i32,

        /// Restrict to a single object_type.
        #[arg(long, value_name = "TYPE")]
        object_type: Option<String>,
    },
}

#[derive(Subcommand)]
pub(crate) enum ValidateCommands {
    /// Validate that declared fact tables match database schema
    Facts {
        /// Schema.json file path
        #[arg(short, long, value_name = "SCHEMA")]
        schema: String,

        /// Database connection string
        // Long-only: `-d` is the global `--debug` short (#650).
        #[arg(long, value_name = "DATABASE_URL")]
        database: String,
    },
}

#[derive(Subcommand)]
pub(crate) enum GenerateClientCommands {
    /// Generate a TypeScript client (interfaces + typed query/mutation functions).
    Typescript {
        /// Path to schema.compiled.json (auto-detected from conventional
        /// locations if omitted).
        #[arg(long, value_name = "SCHEMA")]
        schema: Option<std::path::PathBuf>,

        /// Output directory for the generated client.
        #[arg(long, value_name = "DIR")]
        out: std::path::PathBuf,

        /// Overwrite an existing generated client in the output directory.
        #[arg(long, default_value_t = false)]
        force: bool,
    },

    /// Generate a Python client (TypedDicts + typed query/mutation functions;
    /// requires Python >= 3.12).
    Python {
        /// Path to schema.compiled.json (auto-detected from conventional
        /// locations if omitted).
        #[arg(long, value_name = "SCHEMA")]
        schema: Option<std::path::PathBuf>,

        /// Output directory for the generated client (becomes a Python package).
        #[arg(long, value_name = "DIR")]
        out: std::path::PathBuf,

        /// Overwrite an existing generated client in the output directory.
        #[arg(long, default_value_t = false)]
        force: bool,
    },

    /// Generate a Go client (structs + typed query/mutation functions; requires
    /// Go >= 1.21 for the Relay `Connection[T]`).
    Go {
        /// Path to schema.compiled.json (auto-detected from conventional
        /// locations if omitted).
        #[arg(long, value_name = "SCHEMA")]
        schema: Option<std::path::PathBuf>,

        /// Output directory for the generated client (becomes package
        /// `fraiseqlclient`).
        #[arg(long, value_name = "DIR")]
        out: std::path::PathBuf,

        /// Overwrite an existing generated client in the output directory.
        #[arg(long, default_value_t = false)]
        force: bool,
    },

    /// Generate a Rust client (serde types + typed query/mutation functions;
    /// depends only on serde and serde_json).
    Rust {
        /// Path to schema.compiled.json (auto-detected from conventional
        /// locations if omitted).
        #[arg(long, value_name = "SCHEMA")]
        schema: Option<std::path::PathBuf>,

        /// Output directory for the generated client (becomes a module tree with
        /// its own `mod.rs`).
        #[arg(long, value_name = "DIR")]
        out: std::path::PathBuf,

        /// Overwrite an existing generated client in the output directory.
        #[arg(long, default_value_t = false)]
        force: bool,
    },
}

#[derive(Subcommand)]
pub(crate) enum FederationCommands {
    /// Export federation graph
    Graph {
        /// Path to schema.compiled.json
        #[arg(value_name = "SCHEMA")]
        schema: String,

        /// Output format (json, dot, mermaid)
        #[arg(short, long, value_name = "FORMAT", default_value = "json")]
        format: String,
    },

    /// Validate subgraph composition
    Check {
        /// Path to local schema.compiled.json
        #[arg(value_name = "SCHEMA")]
        schema: String,

        /// Path to supergraph schema for composition validation
        #[arg(short, long, value_name = "SUPERGRAPH")]
        against: Option<String>,

        /// Output result as JSON
        #[arg(long)]
        json: bool,
    },
}

#[derive(Subcommand)]
pub(crate) enum IntrospectCommands {
    /// Introspect database for fact tables (tf_* tables)
    Facts {
        /// Database connection string
        // Long-only: `-d` is the global `--debug` short (#650).
        #[arg(long, value_name = "DATABASE_URL")]
        database: String,

        /// Output format (python, json)
        #[arg(short, long, value_name = "FORMAT", default_value = "python")]
        format: String,
    },
}

#[derive(Subcommand)]
pub(crate) enum SchemaCommands {
    /// Display field-level security metadata from a running server
    Metadata {
        /// Server base URL
        #[arg(
            short,
            long,
            value_name = "URL",
            default_value = "http://localhost:8080"
        )]
        server: String,

        /// Bearer token for authentication
        #[arg(short, long, value_name = "TOKEN")]
        token: Option<String>,
    },
}

#[derive(Subcommand)]
pub(crate) enum MigrateCommands {
    /// Apply pending migrations
    Up {
        /// Database connection URL
        #[arg(long, value_name = "DATABASE_URL")]
        database: Option<String>,

        /// Migration directory
        #[arg(long, value_name = "DIR")]
        dir: Option<String>,
    },

    /// Roll back migrations
    Down {
        /// Database connection URL
        #[arg(long, value_name = "DATABASE_URL")]
        database: Option<String>,

        /// Migration directory
        #[arg(long, value_name = "DIR")]
        dir: Option<String>,

        /// Number of migrations to roll back
        #[arg(long, default_value = "1")]
        steps: u32,
    },

    /// Show migration status
    Status {
        /// Database connection URL
        #[arg(long, value_name = "DATABASE_URL")]
        database: Option<String>,

        /// Migration directory
        #[arg(long, value_name = "DIR")]
        dir: Option<String>,
    },

    /// Create a new migration file
    Create {
        /// Migration name
        #[arg(value_name = "NAME")]
        name: String,

        /// Migration directory
        #[arg(long, value_name = "DIR")]
        dir: Option<String>,
    },

    /// Generate a new migration from schema diff
    ///
    /// Delegates to `confiture migrate generate`.
    /// Creates a timestamped migration file.
    Generate {
        /// Migration name
        #[arg(value_name = "NAME")]
        name: String,

        /// Migration directory
        #[arg(long, value_name = "DIR")]
        dir: Option<String>,
    },

    /// Validate migration files for naming, idempotency, and drift
    ///
    /// Delegates to `confiture migrate validate`.
    /// Checks naming conventions, idempotency, and schema drift.
    Validate {
        /// Migration directory
        #[arg(long, value_name = "DIR")]
        dir: Option<String>,
    },

    /// Pre-deploy safety check on pending migrations
    ///
    /// Delegates to `confiture migrate preflight`.
    /// Verifies reversibility, detects non-transactional statements, checks checksums.
    Preflight {
        /// Migration directory
        #[arg(long, value_name = "DIR")]
        dir: Option<String>,
    },
}