sys.rkt

#lang racket
(require racket/list
         racket/string
         racket/hash
         racket/future
         racket/path
         json)
;; ===========Syntax-&-Macros===============
;; ----'RPN',-Functional-notation---------
(define f (future (lambda () (displayln "Integers:"))))
(define result (touch f))
;; macros are a function that takes syntax obj -> syntax obj
(provide mapprox)
(require (for-syntax syntax/parse))
;; a macro which prints <char>(s) to terminal
(define-syntax mapprox
  (syntax-parser ; syntax obj are S-expressions+data
    [(_ ([el:id l:expr])
        body:expr ...)
     #'(map (lambda (el) body ...)
            l)]))
;; ===========Logging-Utilities===========
;; ---------------------------------------
(mapprox ([x `(0 1 2 3 4 5 6 7 8 9)])
  (+ x 1)) ; binds 'x' to each element in-turn using mapprox
;; map + proxy S-expression list comprehension
(define compute-sums
  (mapprox ([i (range 0 9)])
    (future (λ () (+ i 1)))))
;; Retrieve and print the results
(for-each (λ (vals)
            (displayln (touch vals)))
          compute-sums)
;; ===========Logging-Utilities===========
;; Function to log messages with timestamps
(define (log-message message)
  (displayln (format "[~a] ~a" (current-seconds) message)))
;; ========== JSON-File-Handling===========
;; --------Read-JSON-input-file------------
(define (read-json-file file-path)
  (with-handlers ([exn:fail?
                   (lambda (e)
                     (log-message (format "ERROR: Failed to read file '~a': ~a" file-path (exn-message e)))
                     #f)])
    (call-with-input-file file-path
      (lambda (in)
        (bytes->jsexpr (port->bytes in))))))
;; =====Validate-input-JSON-structure======
;; --------Read-JSON-input-file------------
(define (validate-json data expected-key)
  (cond
    [(hash-has-key? data expected-key) (hash-ref data expected-key)]
    [else
     (log-message (format "ERROR: JSON does not contain expected key '~a'." expected-key))
     #f]))
;; ========== Repository Validation ==========
;; ----Validate-repository-instance-data------
(define (validate-repository-state repository)
  (for-each
   (lambda (instance)
     (let* ([id (hash-ref instance 'id #f)]
            [branch (hash-ref instance 'branch #f)]
            [permissions (hash-ref instance 'permissions #f)]
            [state (hash-ref instance 'state #f)])
       (if (and id branch permissions state)
           (log-message (format "INFO: Instance ID: ~a, Branch: ~a, Permissions: ~a, State: ~a"
                                id branch permissions state))
           (log-message (format "ERROR: Invalid instance data: ~a" instance)))))
   repository))
;; ========== Main Functionality ==========
;; ----------------------------------------
(define (main args)
  (when (not (vector? args))
    (error "Expected a vector for arguments, got: ~a" args))

  (define json-file (vector-ref args 0))
  (when (not (string? json-file))
    (error "Expected a string for JSON file, got: ~a" json-file))

  (define json-data
    (with-handlers ([exn:fail? (lambda (e) (error "Failed to read JSON: ~a" (exn-message e)))])
      (call-with-input-file json-file read-json)))
  ;; Perform validation on `json-data` as needed
  (printf "Parsed JSON: ~a\n" json-data)
  ;; Example of validating the `repository` field
  (define repository (hash-ref json-data 'repository))
  (unless (list? repository)
    (error "'repository' must be a list, got: ~a" repository))

  (for ([item repository])
    (printf "Processing item: ~a\n" item)))

(provide main)
;; ==========python-app-bridge============
;; ---Python-process-management-and-IPC---
(define python-process #f)
(define python-input-port #f)
(define python-output-port #f)
;; Initialize Python bridge
(define (init-python-bridge)
  (let-values ([(proc in out err) 
                (subprocess #f #f #f "python" "-u" "src/app.py")])
    (set! python-process proc)
    (set! python-input-port in)
    (set! python-output-port out)))
;; Send command to Python process
(define (send-python-command cmd args)
  (let ([command-obj (hash 'command cmd 
                          'args args
                          'timestamp (current-inexact-milliseconds))])
    (write-json command-obj python-input-port)
    (newline python-input-port)
    (flush-output python-input-port)
    (read-json python-output-port)))
;; Module operations interface
(define (create-module name state)
  (send-python-command 'create-module 
                      (hash 'name name 
                           'state (hash->list state))))

(define (update-module name new-state)
  (send-python-command 'update-module 
                      (hash 'name name 
                           'state (hash->list new-state))))

(define repository
  (list (hash 'id 1 'branch "production" 'permissions '(x) 'state 'valid)
        (hash 'id 2 'branch "staging" 'permissions '(r x) 'state 'stale)
        (hash 'id 3 'branch "dev" 'permissions '(r w x) 'state 'valid)))
;; Merge branches into a single unified hash
(define (merge-branches branches)
  (foldl (λ (branch acc) (hash-union branch acc)) #hash() branches))
;; Retrieve the branch of an instance
(define (branch-of instance)
  (hash-ref instance 'branch))
;; Filter repository by branch
(define (population branch)
  (filter (λ (x) (equal? (branch-of x) branch)) repository))
;; Check for sufficient permissions
(define (has-permissions? instance permissions)
  (subset? permissions (hash-ref instance 'permissions '())))
;; Validate temporal and filesystem state
(define (validate-temporal-state? instance)
  (not (equal? (hash-ref instance 'state) 'stale)))

(define (validate-fs-state? instance)
  (not (equal? (hash-ref instance 'state) 'corrupt)))
;; Check overall instance viability
(define (viable? instance)
  (let* ([p (has-permissions? instance '(r w x))]
         [t (validate-temporal-state? instance)]
         [s (validate-fs-state? instance)])
    (and p t s)))
;; Git history and inheritance
(define (git-history commit)
  '("production" "staging" "dev"))
;; Git operations interface
(define (git-snapshot branch)
  (send-python-command 'git-snapshot 
                      (hash 'branch branch)))

(define (git-quantum-commit message state)
  (send-python-command 'quantum-commit 
                      (hash 'message message
                           'quantum-state (hash-ref state 'quantum-state)
                           'metadata (hash->list state))))

(define (inherit-properties state commit)
  (hash-union state (hash 'commit-info commit)))

(define base-state (hash 'state 'initial))
;; Helper function to create a state mutation with metadata
(define (state-mutation instance metadata)
  (hash 'id (hash-ref instance 'id)
        'branch (hash-ref instance 'branch)
        'permissions (hash-ref instance 'permissions)
        'state (if (viable? instance) 'valid 'stale)
        'metadata metadata))
;; Temporal-flow with Python integration (single definition)
(define (temporal-flow instance Δt)
  (let* ([module-name (hash-ref instance 'id)]
         [python-state (create-module (symbol->string module-name) instance)])
    (define (loop inst time history)
      (if (or (<= time 0) (not (viable? inst)))
          (list inst history)
          (let* ([next-state (runtime inst (extract-metadata inst))]
                 [python-update (update-module (symbol->string module-name) next-state)]
                 [quantum-snapshot (git-snapshot (branch-of inst))])
            (loop (hash-union next-state quantum-snapshot)
                  (- time 1)
                  (cons next-state history)))))
    (loop instance Δt '())))
;; Temporal-flow parallel (using futures for concurrent processing)
(define (temporal-flow-parallel instances Δt)
  (define (process-instance inst)
    (temporal-flow inst Δt))
  (map force
       (map future
            (λ (inst) (process-instance inst))
            instances)))
;; Parallel temporal flow using futures (alternative approach)
(define (parallel-temporal-flows-future instances Δt)
  (for/list ([inst instances])
    (future (λ () (temporal-flow inst Δt)))))
;; Epigenetic state inheritance with branching
(define (epigenetic-state commit)
  (foldl (λ (commit acc)
           (inherit-properties acc commit))
         base-state
         (git-history commit)))
;; Population evolution over time
(define (population-evolution pop t)
  (let* ([viable-instances (filter viable? pop)]
         [evolved-populations (map (λ (x) (temporal-flow x t)) viable-instances)])
    (merge-branches evolved-populations)))

(define (fs-snapshot)
  (hash 'last-update-time (current-inexact-milliseconds)
        'disk-usage "low"))
;; Retrieve lineage for an instance
(define (git-lineage instance)
  (let ([lineage-history (git-history (hash-ref instance 'id))])
    (cons (fs-snapshot) lineage-history)))
;; Helper functions
(define (current-inexact-milliseconds)
  (inexact->exact (round (* 1000 (current-seconds)))))

(define (extract-metadata instance)
  (hash 'id (hash-ref instance 'id "unknown")
        'permissions (hash-ref instance 'permissions '())
        'branch (hash-ref instance 'branch "default")))

(define (runtime instance metadata)
  (hash 'instance instance
        'runtime-metadata metadata))
;; Complex computation and async composition
(define (async-compose a b)
  (list a b))

(define (self-aware-runtime instance)
  (let* ([canonical-time (current-inexact-milliseconds)]
         [instance-metadata (extract-metadata instance)]
         [fs-state (fs-snapshot)]
         [lineage (git-lineage instance)])
    (runtime instance
             (hash 'time canonical-time
                   'metadata instance-metadata
                   'state fs-state
                   'lineage lineage))))
;; Cleanup
(define (cleanup-bridge)
  (when python-process
    (subprocess-kill python-process #t)
    (set! python-process #f)
    (set! python-input-port #f)
    (set! python-output-port #f)))