tsk-8: Schedule message (#15 )

Closes #8 Reviewed-on: #15 Co-authored-by: phoenix <kundeng00@pm.me> Co-committed-by: phoenix <kundeng00@pm.me>
tsk-7: Verify if scheduled message can be sent (#13 )
2025-11-29 19:28:05 +00:00 · 2025-11-28 18:23:47 +00:00 · 2025-11-28 18:01:18 +00:00 · 2025-11-28 16:54:11 +00:00 · 2025-11-27 01:26:09 +00:00
16 changed files with 747 additions and 31 deletions
@@ -0,0 +1,8 @@
+AUTH_URL=https://auth.txt.com
+API_URL=https://txt.com
+SERVICE_USERNAME=suave
+SERVICE_PASSPHRASE=9238urc9328nr329
+TWILIO_AUTH_SID=9M438C93R943U4329MCU43C34U
+TWILIO_SERVICE_SID=9M4J3X8439U398NUVT3342MC349C348T
+TWILIO_AUTH_TOKEN=OJ8mU98U8UUU098u0U08kd9IDKaeoijtritjerDFISFGOS
+TWILIO_PHONE_NUMBER=10123456789
@@ -1 +1,5 @@
 catapult
+/vendor
+
+.env
+.env.local
@@ -6,16 +6,17 @@ GO_VERSION ?= $(shell go version | awk '{print $$3}')
 .PHONY: build
 build:
 	go build -ldflags="\
-		-X 'git.kundeng.us/phoenix/catapult/version.Version=$(VERSION)' \
-		-X 'git.kundeng.us/phoenix/catapult/version.BuildTime=$(BUILD_TIME)' \
-		-X 'git.kundeng.us/phoenix/catapult/version.Commit=$(COMMIT)' \
-		-X 'git.kundeng.us/phoenix/catapult/version.GoVersion=$(GO_VERSION)'" \
-		-o catapult main.go
+		-X 'git.kundeng.us/phoenix/catapult/internal/version.Version=$(VERSION)' \
+		-X 'git.kundeng.us/phoenix/catapult/internal/version.BuildTime=$(BUILD_TIME)' \
+		-X 'git.kundeng.us/phoenix/catapult/internal/version.Commit=$(COMMIT)' \
+		-X 'git.kundeng.us/phoenix/catapult/internal/version.GoVersion=$(GO_VERSION)'" \
+		-o catapult cmd/catapult/main.go

 .PHONY: install
 install:
 	go install -ldflags="\
-		-X 'git.kundeng.us/phoenix/catapult/version.Version=$(VERSION)' \
-		-X 'git.kundeng.us/phoenix/catapult/version.BuildTime=$(BUILD_TIME)' \
-		-X 'git.kundeng.us/phoenix/catapult/version.Commit=$(COMMIT)' \
-		-X 'git.kundeng.us/phoenix/catapult/version.GoVersion=$(GO_VERSION)'"
+		-X 'git.kundeng.us/phoenix/catapult/internal/version.Version=$(VERSION)' \
+		-X 'git.kundeng.us/phoenix/catapult/internal/version.BuildTime=$(BUILD_TIME)' \
+		-X 'git.kundeng.us/phoenix/catapult/internal/version.Commit=$(COMMIT)' \
+		-X 'git.kundeng.us/phoenix/catapult/internal/version.GoVersion=$(GO_VERSION)'"
+		-o catapult cmd/catapult/main.go
@@ -0,0 +1,38 @@
+package main
+
+import (
+	"fmt"
+	"os"
+	"os/signal"
+	"syscall"
+
+	"git.kundeng.us/phoenix/catapult/internal/app"
+	"git.kundeng.us/phoenix/catapult/internal/config"
+	"git.kundeng.us/phoenix/catapult/internal/service/core"
+	"git.kundeng.us/phoenix/catapult/internal/version"
+)
+
+func main() {
+	fmt.Println(app.App_Name)
+
+	versionFlag := config.CheckVersionFlag()
+	if *versionFlag {
+		fmt.Println(version.String())
+		return
+	}
+
+	myApp, err := app.Load()
+	if err != nil {
+		fmt.Println("Error loading app: %w", err)
+		return
+	}
+
+	service := core.NewService(myApp)
+	sigChan := make(chan os.Signal, 1)
+	signal.Notify(sigChan, syscall.SIGINT, syscall.SIGTERM)
+
+	service.Start()
+
+	<-sigChan
+	service.Stop()
+}
@@ -1,3 +1,17 @@
 module git.kundeng.us/phoenix/catapult

 go 1.25.4
+
+require (
+	git.kundeng.us/phoenix/swoosh v0.0.5
+	git.kundeng.us/phoenix/textsender-models v0.0.10
+	github.com/google/uuid v1.6.0
+	github.com/joho/godotenv v1.5.1
+)
+
+require (
+	github.com/golang-jwt/jwt/v5 v5.3.0 // indirect
+	github.com/golang/mock v1.6.0 // indirect
+	github.com/pkg/errors v0.9.1 // indirect
+	github.com/twilio/twilio-go v1.28.7 // indirect
+)
@@ -0,0 +1,60 @@
+git.kundeng.us/phoenix/swoosh v0.0.5 h1:++kc6xRlt01ToMeIOSzYtGnYjug6x0p0euZwJ+xHDs4=
+git.kundeng.us/phoenix/swoosh v0.0.5/go.mod h1:BTn6gDaHWTP/OpvDjOFZJwN9kJ1xd9Rl6yFJGy8xV1k=
+git.kundeng.us/phoenix/textsender-models v0.0.10 h1:0AMe/zm4Xte2BcuqqhRP7+42m+4To+rUnHkR2a9eXlI=
+git.kundeng.us/phoenix/textsender-models v0.0.10/go.mod h1:9iPDQJg1Tc6WMNoW5+f8YKmnosMwlWHJ++hmxNLDEe0=
+github.com/beevik/etree v1.1.0/go.mod h1:r8Aw8JqVegEf0w2fDnATrX9VpkMcyFeM0FhwO62wh+A=
+github.com/creack/pty v1.1.9/go.mod h1:oKZEueFk5CKHvIhNR5MUki03XCEU+Q6VDXinZuGJ33E=
+github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
+github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
+github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
+github.com/golang-jwt/jwt/v5 v5.2.2/go.mod h1:pqrtFR0X4osieyHYxtmOUWsAWrfe1Q5UVIyoH402zdk=
+github.com/golang-jwt/jwt/v5 v5.3.0 h1:pv4AsKCKKZuqlgs5sUmn4x8UlGa0kEVt/puTpKx9vvo=
+github.com/golang-jwt/jwt/v5 v5.3.0/go.mod h1:fxCRLWMO43lRc8nhHWY6LGqRcf+1gQWArsqaEUEa5bE=
+github.com/golang/mock v1.6.0 h1:ErTB+efbowRARo13NNdxyJji2egdxLGQhRaY+DUumQc=
+github.com/golang/mock v1.6.0/go.mod h1:p6yTPP+5HYm5mzsMV8JkE6ZKdX+/wYM6Hr+LicevLPs=
+github.com/google/uuid v1.6.0 h1:NIvaJDMOsjHA8n1jAhLSgzrAzy1Hgr+hNrb57e+94F0=
+github.com/google/uuid v1.6.0/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
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+github.com/localtunnel/go-localtunnel v0.0.0-20170326223115-8a804488f275 h1:IZycmTpoUtQK3PD60UYBwjaCUHUP7cML494ao9/O8+Q=
+github.com/localtunnel/go-localtunnel v0.0.0-20170326223115-8a804488f275/go.mod h1:zt6UU74K6Z6oMOYJbJzYpYucqdcQwSMPBEdSvGiaUMw=
+github.com/niemeyer/pretty v0.0.0-20200227124842-a10e7caefd8e/go.mod h1:zD1mROLANZcx1PVRCS0qkT7pwLkGfwJo4zjcN/Tysno=
+github.com/pkg/errors v0.9.1 h1:FEBLx1zS214owpjy7qsBeixbURkuhQAwrK5UwLGTwt4=
+github.com/pkg/errors v0.9.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0=
+github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
+github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
+github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
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+github.com/twilio/twilio-go v1.28.7 h1:WzzQDR/rqmNkVs1TwtcHFPYGTdSdPnx/eAZf5UIXzr4=
+github.com/twilio/twilio-go v1.28.7/go.mod h1:FpgNWMoD8CFnmukpKq9RNpUSGXC0BwnbeKZj2YHlIkw=
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+gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
+gopkg.in/check.v1 v1.0.0-20200227125254-8fa46927fb4f/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
+gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c h1:dUUwHk2QECo/6vqA44rthZ8ie2QXMNeKRTHCNY2nXvo=
+gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
@@ -0,0 +1,81 @@
+package app
+
+import (
+	"fmt"
+	"os"
+	"path"
+
+	"git.kundeng.us/phoenix/textsender-models/tx0/config"
+	"github.com/joho/godotenv"
+)
+
+const App_Name = "catapult"
+
+type App struct {
+	ApiUrl            string
+	AuthUrl           string
+	ServiceUsername   string
+	ServicePassphrase string
+	TwilioConfig *config.TwiloConfig
+}
+
+func Load() (*App, error) {
+	err := godotenv.Load()
+	if err != nil {
+		cwd, _ := os.Getwd()
+		envPath := path.Join(cwd, "../..", ".env")
+		if err = godotenv.Load(envPath); err != nil {
+			prevPath := path.Join(envPath, "../..", ".env")
+			if err = godotenv.Load(prevPath); err != nil {
+				return nil, fmt.Errorf("Error loading .env file: %w", err)
+			}
+		}
+	}
+
+	apiUrl := os.Getenv("API_URL")
+	authUrl := os.Getenv("AUTH_URL")
+	serviceUsername := os.Getenv("SERVICE_USERNAME")
+	servicePassphrase := os.Getenv("SERVICE_PASSPHRASE")
+
+	if len(apiUrl) == 0 {
+		return nil, fmt.Errorf("Api Url not provided")
+	} else if len(authUrl) == 0 {
+		return nil, fmt.Errorf("Auth url not provided")
+	} else if len(serviceUsername) == 0 {
+		return nil, fmt.Errorf("Service username not provided")
+	} else if len(servicePassphrase) == 0 {
+		return nil, fmt.Errorf("Service passphrase not provided")
+	} else {
+		if cfg, err := loadTwilioConfig(); err != nil {
+			return nil, err
+		} else {
+			return &App{
+				ApiUrl: apiUrl, AuthUrl: authUrl, ServiceUsername: serviceUsername, ServicePassphrase: servicePassphrase, TwilioConfig: cfg,
+			}, nil
+		}
+	}
+}
+
+func loadTwilioConfig() (*config.TwiloConfig, error) {
+	authSid := os.Getenv("TWILIO_AUTH_SID")
+	serviceSid := os.Getenv("TWILIO_SERVICE_SID")
+	authToken := os.Getenv("TWILIO_AUTH_TOKEN")
+	phoneNumber := os.Getenv("TWILIO_PHONE_NUMBER")
+
+	if len(authSid) == 0 {
+		return nil, fmt.Errorf("Twilio config auth sid not provided")
+	} else if len(serviceSid) == 0 {
+		return nil, fmt.Errorf("Twilio config service sid not provided")
+	} else if len(authToken) == 0 {
+		return nil, fmt.Errorf("Twilio config token not provided")
+	} else if len(phoneNumber) == 0 {
+		return nil, fmt.Errorf("Twilio config phone number not provided")
+	} else {
+		cfg := config.TwiloConfig{}
+		cfg.AccountSID = authSid
+		cfg.AuthToken = authToken
+		cfg.ServiceSID = serviceSid
+		cfg.Number = phoneNumber
+		return &cfg, nil
+	}
+}
@@ -0,0 +1,12 @@
+package config
+
+import (
+	"flag"
+)
+
+func CheckVersionFlag() *bool {
+	versionFlag := flag.Bool("version", false, "Print version information")
+	flag.Parse()
+
+	return versionFlag
+}
@@ -0,0 +1,55 @@
+package service
+
+import (
+	"bytes"
+	"encoding/json"
+	"fmt"
+	"net/http"
+
+	"git.kundeng.us/phoenix/textsender-models/tx0/token"
+
+	"git.kundeng.us/phoenix/catapult/internal/app"
+)
+
+type Auth struct {
+	Application *app.App
+}
+
+type service struct {
+	Username   string `json:"username"`
+	Passphrase string `json:"passphrase"`
+}
+
+type tokenResponse struct {
+	Message string         `json:"message"`
+	Data    []*token.Login `json:"data"`
+}
+
+func (a *Auth) GetToken() (*token.Login, error) {
+	serv := service{
+		Username:   a.Application.ServiceUsername,
+		Passphrase: a.Application.ServicePassphrase,
+	}
+
+	jsonData, err := json.Marshal(serv)
+	if err != nil {
+		return nil, err
+	}
+	resp, err := http.Post(
+		fmt.Sprintf("%s/api/v1/service/login", a.Application.AuthUrl),
+		"application/json",
+		bytes.NewBuffer(jsonData),
+	)
+	if err != nil {
+		return nil, err
+	}
+	defer resp.Body.Close()
+
+	var r tokenResponse
+	err = json.NewDecoder(resp.Body).Decode(&r)
+	if err != nil {
+		return nil, err
+	}
+
+	return r.Data[0], nil
+}
@@ -0,0 +1,58 @@
+package service
+
+import (
+	"encoding/json"
+	"fmt"
+	"net/http"
+	"net/url"
+
+	"git.kundeng.us/phoenix/textsender-models/tx0/contact"
+	"git.kundeng.us/phoenix/textsender-models/tx0/token"
+	"github.com/google/uuid"
+
+	"git.kundeng.us/phoenix/catapult/internal/app"
+)
+
+type Contact struct {
+	Application *app.App
+	Token       *token.Login
+}
+
+type getContactResponse struct {
+	Message string `json:"message"`
+	Data []*contact.Contact `json:"data"`
+}
+
+func (c *Contact) GetContact(id uuid.UUID) (*contact.Contact, error) {
+	params := url.Values{}
+	params.Add("id", id.String())
+	pm := params.Encode()
+	fullUrl := fmt.Sprintf("%s/api/v1/contact?%s", c.Application.ApiUrl, pm) 
+	fmt.Println("Url:", fullUrl)
+	req, err := http.NewRequest("GET", fullUrl, nil)
+	if err != nil {
+		return nil, err
+	}
+
+	token := c.Token.AccessToken
+	req.Header.Set("Authorization", "Bearer "+token)
+
+	client := &http.Client{}
+	resp, err := client.Do(req)
+	if err != nil {
+		return nil, err
+	}
+	defer resp.Body.Close()
+
+	var r getContactResponse
+	err = json.NewDecoder(resp.Body).Decode(&r)
+	if err != nil {
+		return nil, err
+	} else {
+		if len(r.Data) == 0 {
+			return nil, nil
+		} else {
+			return r.Data[0], nil
+		}
+	}
+}
@@ -0,0 +1,178 @@
+package core
+
+import (
+	"context"
+	"encoding/json"
+	"fmt"
+	"log"
+	"sync"
+	"time"
+
+	"git.kundeng.us/phoenix/textsender-models/tx0/message/scheduling"
+	"git.kundeng.us/phoenix/textsender-models/tx0/token"
+
+	"git.kundeng.us/phoenix/catapult/internal/app"
+	"git.kundeng.us/phoenix/catapult/internal/service"
+)
+
+type Service struct {
+	wg     sync.WaitGroup
+	ctx    context.Context
+	cancel context.CancelFunc
+	App    *app.App
+	token  *token.Login
+}
+
+func NewService(application *app.App) *Service {
+	ctx, cancel := context.WithCancel(context.Background())
+	return &Service{
+		ctx:    ctx,
+		cancel: cancel,
+		App:    application,
+	}
+}
+
+func (s *Service) Start() {
+	log.Println("Starting service...")
+
+	// Start multiple background workers
+	s.wg.Add(3)
+	go s.worker1()
+	go s.worker2()
+	go s.healthChecker()
+}
+
+func (s *Service) worker1() {
+	defer s.wg.Done()
+
+	ticker := time.NewTicker(5 * time.Second)
+	defer ticker.Stop()
+
+	for {
+		select {
+		case <-s.ctx.Done():
+			log.Println("Worker 1 shutting down...")
+			return
+		case <-ticker.C:
+			// Do some work
+			now := time.Now()
+			log.Println("Worker 1: Processing...")
+			if s.token == nil {
+				catapultAuth := service.Auth{Application: s.App}
+				if token, err := catapultAuth.GetToken(); err != nil {
+					fmt.Println("Error:", err)
+				} else {
+					fmt.Println("Access token:", token.AccessToken)
+					s.token = token
+				}
+			}
+
+			log.Println("Twilio config account sid:", s.App.TwilioConfig.AccountSID)
+			log.Println("Twilio config auth token:", s.App.TwilioConfig.AuthToken)
+			log.Println("Twilio config service sid:", s.App.TwilioConfig.ServiceSID)
+			log.Println("Twilio config number:", s.App.TwilioConfig.Number)
+
+			queue := service.Queue{Application: s.App, Token: s.token}
+			if item, exists, err := queue.GetQueue(); err != nil {
+				fmt.Println("Error:", err)
+			} else {
+				if *exists {
+					fmt.Println("Scheduled message Id:", item.Id)
+					fmt.Println("Created:", item.Created)
+					fmt.Println("Scheduled:", item.Scheduled)
+					fmt.Println("Status:", item.Status)
+					log.Println("User Id:", item.UserId)
+					if scheduledMessageValid(item, now) {
+						fmt.Println("Scheduled Message can be sent")
+						scheduler := service.Scheduler{Application: s.App, Token: s.token}
+						if events, err := scheduler.GetEvents(item.Id); err != nil {
+							fmt.Println("Error getting event:", err)
+						} else {
+							for _, event := range events {
+								if msg, err := scheduler.GetMessage(event.MessageId); err != nil {
+									fmt.Println("Error getting message:", err)
+								} else {
+									if c, err := scheduler.GetContact(event.RecipientId); err != nil {
+										fmt.Println("Error getting contact:", err)
+									} else {
+										fmt.Println("Message Id:", msg.Id)
+										fmt.Println("Contact Id:", c.Id)
+										if res, err := scheduler.ScheduleMessage(*item, *event, *c, *msg); err != nil {
+											log.Println("Failure with scheduling the message:", err)
+										} else {
+											if res != nil {
+												bytes, err := json.Marshal(res)
+												if err != nil {
+													log.Println("Error parsing result:", err)
+												} else {
+													jsonValue := string(bytes)
+													log.Println("Result:", jsonValue)
+												}
+											} else {
+												log.Println("Result should not be empty")
+											}
+										}
+									}
+								}
+							}
+						}
+					} else {
+						fmt.Println("Invalid scheduled message")
+					}
+				} else {
+					fmt.Println("Empty queue")
+				}
+			}
+		}
+	}
+}
+
+func (s *Service) worker2() {
+	defer s.wg.Done()
+
+	ticker := time.NewTicker(10 * time.Second)
+	defer ticker.Stop()
+
+	for {
+		select {
+		case <-s.ctx.Done():
+			log.Println("Worker 2 shutting down...")
+			return
+		case <-ticker.C:
+			// Do some work
+			log.Println("Worker 2: Processing...")
+		}
+	}
+}
+
+func (s *Service) healthChecker() {
+	defer s.wg.Done()
+
+	ticker := time.NewTicker(30 * time.Second)
+	defer ticker.Stop()
+
+	for {
+		select {
+		case <-s.ctx.Done():
+			log.Println("Health checker shutting down...")
+			return
+		case <-ticker.C:
+			log.Println("Health check: Service is healthy")
+		}
+	}
+}
+
+func (s *Service) Stop() {
+	log.Println("Shutting down service...")
+	s.cancel()
+	s.wg.Wait()
+	log.Println("Service stopped gracefully")
+}
+
+func scheduledMessageValid(schMsg *scheduling.ScheduledMessage, now time.Time) bool {
+	if schMsg.Scheduled.Before(now) {
+		return false
+	} else {
+		return true
+	}
+}
@@ -0,0 +1,58 @@
+package service
+
+import (
+	"encoding/json"
+	"fmt"
+	"net/http"
+	"net/url"
+
+	"git.kundeng.us/phoenix/textsender-models/tx0/message"
+	"git.kundeng.us/phoenix/textsender-models/tx0/token"
+	"github.com/google/uuid"
+
+	"git.kundeng.us/phoenix/catapult/internal/app"
+)
+
+type Message struct {
+	Application *app.App
+	Token       *token.Login
+}
+
+type getMessageResponse struct {
+	Message string `json:"message"`
+	Data []*message.Message `json:"data"`
+}
+
+func (m *Message) GetMessage(id uuid.UUID) (*message.Message, error) {
+	params := url.Values{}
+	params.Add("id", id.String())
+	pm := params.Encode()
+	fullUrl := fmt.Sprintf("%s/api/v1/message?%s", m.Application.ApiUrl, pm) 
+	fmt.Println("Url:", fullUrl)
+	req, err := http.NewRequest("GET", fullUrl, nil)
+	if err != nil {
+		return nil, err
+	}
+
+	token := m.Token.AccessToken
+	req.Header.Set("Authorization", "Bearer "+token)
+
+	client := &http.Client{}
+	resp, err := client.Do(req)
+	if err != nil {
+		return nil, err
+	}
+	defer resp.Body.Close()
+
+	var r getMessageResponse
+	err = json.NewDecoder(resp.Body).Decode(&r)
+	if err != nil {
+		return nil, err
+	} else {
+		if len(r.Data) == 0 {
+			return nil, nil
+		} else {
+			return r.Data[0], nil
+		}
+	}
+}
@@ -0,0 +1,54 @@
+package service
+
+import (
+	"encoding/json"
+	"fmt"
+	"net/http"
+
+	"git.kundeng.us/phoenix/textsender-models/tx0/message/scheduling"
+	"git.kundeng.us/phoenix/textsender-models/tx0/token"
+
+	"git.kundeng.us/phoenix/catapult/internal/app"
+)
+
+type Queue struct {
+	Application *app.App
+	Token       *token.Login
+}
+
+type queueResponse struct {
+	Message string                         `json:"message"`
+	Data    []*scheduling.ScheduledMessage `json:"data"`
+}
+
+func (q *Queue) GetQueue() (*scheduling.ScheduledMessage, *bool, error) {
+	req, err := http.NewRequest("GET", fmt.Sprintf("%s/api/v1/schedule/message/fetch", q.Application.ApiUrl), nil)
+	if err != nil {
+		return nil, nil, err
+	}
+
+	token := q.Token.AccessToken
+	req.Header.Set("Authorization", "Bearer "+token)
+
+	client := &http.Client{}
+	resp, err := client.Do(req)
+	if err != nil {
+		return nil, nil, err
+	}
+	defer resp.Body.Close()
+
+	var r queueResponse
+	err = json.NewDecoder(resp.Body).Decode(&r)
+	if err != nil {
+		return nil, nil, err
+	} else {
+		var exists bool
+		if len(r.Data) == 0 {
+			exists = false
+			return nil, &exists, nil
+		} else {
+			exists = true
+			return r.Data[0], &exists, nil
+		}
+	}
+}
@@ -0,0 +1,59 @@
+package service
+
+import (
+	"encoding/json"
+	"fmt"
+	"net/http"
+	"net/url"
+
+	"github.com/google/uuid"
+	"git.kundeng.us/phoenix/textsender-models/tx0/message/scheduling"
+	"git.kundeng.us/phoenix/textsender-models/tx0/token"
+
+	"git.kundeng.us/phoenix/catapult/internal/app"
+)
+
+
+type ScheduledMessageEvent struct {
+	Application *app.App
+	Token       *token.Login
+}
+
+type getScheduledMessageEventResponse struct {
+	Message string `json:"message"`
+	Data []*scheduling.ScheduledMessageEvent `json:"data"`
+}
+
+func (s *ScheduledMessageEvent) GetEvents(scheduledMessageId uuid.UUID) ([]*scheduling.ScheduledMessageEvent, error) {
+	params := url.Values{}
+	params.Add("scheduled_message_id", scheduledMessageId.String())
+	pm := params.Encode()
+	fullUrl := fmt.Sprintf("%s/api/v1/schedule/message/event?%s", s.Application.ApiUrl, pm)
+
+	req, err := http.NewRequest("GET", fullUrl, nil)
+	if err != nil {
+		return nil, err
+	}
+
+	token := s.Token.AccessToken
+	req.Header.Set("Authorization", "Bearer "+token)
+
+	client := &http.Client{}
+	resp, err := client.Do(req)
+	if err != nil {
+		return nil, err
+	}
+	defer resp.Body.Close()
+
+	var r getScheduledMessageEventResponse
+	err = json.NewDecoder(resp.Body).Decode(&r)
+	if err != nil {
+		return nil, err
+	} else {
+		if len(r.Data) == 0 {
+			return nil, nil
+		} else {
+			return r.Data, nil
+		}
+	}
+}
@@ -0,0 +1,58 @@
+package service
+
+import (
+	"fmt"
+
+	"git.kundeng.us/phoenix/swoosh/swoop/send"
+	"git.kundeng.us/phoenix/swoosh/swoop/types"
+	"git.kundeng.us/phoenix/textsender-models/tx0/contact"
+	"git.kundeng.us/phoenix/textsender-models/tx0/message"
+	"git.kundeng.us/phoenix/textsender-models/tx0/message/scheduling"
+	"git.kundeng.us/phoenix/textsender-models/tx0/token"
+	"github.com/google/uuid"
+
+	"git.kundeng.us/phoenix/catapult/internal/app"
+)
+
+
+type Scheduler struct {
+	Application *app.App
+	Token *token.Login
+}
+
+func (s *Scheduler) GetEvents(scheduledMessageId uuid.UUID) ([]*scheduling.ScheduledMessageEvent, error) {
+	sme := ScheduledMessageEvent{Application: s.Application, Token: s.Token}
+	if events, err := sme.GetEvents(scheduledMessageId); err != nil {
+		return nil, err
+	} else {
+		return events, nil
+	}
+}
+
+func (s *Scheduler) GetMessage(id uuid.UUID) (*message.Message, error) {
+	msg := Message{Application: s.Application, Token: s.Token}
+	if letter, err := msg.GetMessage(id); err != nil {
+		return nil, err
+	} else {
+		return letter, nil
+	}
+}
+
+func (s *Scheduler) GetContact(id uuid.UUID) (*contact.Contact, error) {
+	ctct := Contact{Application: s.Application, Token: s.Token}
+	if c, err := ctct.GetContact(id); err != nil {
+		return nil ,err
+	} else {
+		return c, nil
+	}
+}
+
+func (s *Scheduler) ScheduleMessage(schMsg scheduling.ScheduledMessage, event scheduling.ScheduledMessageEvent, c contact.Contact, msg message.Message) (*types.TwilioResult, error) {
+	msgSender := send.MessageSender{Config: s.Application.TwilioConfig}
+	if res, err := msgSender.Send(msg, c, &schMsg.Scheduled); err != nil {
+		return nil, err
+	} else {
+		fmt.Println(res.AccountSid)
+		return res, nil
+	}
+}
@@ -1,22 +0,0 @@
-package main
-
-import (
-	"flag"
-	"fmt"
-
-	"git.kundeng.us/phoenix/catapult/internal/version"
-)
-
-const App_Name = "catapult"
-
-func main() {
-	fmt.Println(App_Name)
-
-	versionFlag := flag.Bool("version", false, "Print version information")
-	flag.Parse()
-
-	if *versionFlag {
-		fmt.Println(version.String())
-		return
-	}
-}
Author	SHA1	Message	Date
phoenixandphoenix	04da7785c8	tsk-8: Schedule message (#15 ) Closes #8 Reviewed-on: #15 Co-authored-by: phoenix <kundeng00@pm.me> Co-committed-by: phoenix <kundeng00@pm.me>	2025-11-29 19:28:05 +00:00
phoenixandphoenix	9af11dc961	tsk-7: Verify if scheduled message can be sent (#13 ) Closes #7 Reviewed-on: #13 Co-authored-by: phoenix <kundeng00@pm.me> Co-committed-by: phoenix <kundeng00@pm.me>	2025-11-28 18:23:47 +00:00
phoenixandphoenix	6fa19ea4f6	tsk-6: Check queue (#12 ) Closes #6 Reviewed-on: #12 Co-authored-by: phoenix <kundeng00@pm.me> Co-committed-by: phoenix <kundeng00@pm.me>	2025-11-28 18:01:18 +00:00
phoenixandphoenix	cef7f8a150	tsk-5: Fetch token (#9 ) Closes #5 Reviewed-on: #9 Co-authored-by: phoenix <kundeng00@pm.me> Co-committed-by: phoenix <kundeng00@pm.me>	2025-11-28 16:54:11 +00:00
phoenixandphoenix	c47941acaf	tsk-3: Create async loop (#4 ) Closes #3 Reviewed-on: #4 Co-authored-by: phoenix <kundeng00@pm.me> Co-committed-by: phoenix <kundeng00@pm.me>	2025-11-27 01:26:09 +00:00