Add support for Alipay

[eurias-stripe]

Summary

Add support for Alipay in PaymentSheet.

Motivation

LPM Sprint

Testing

• Added tests
• Manually verified

Screencast

Alipay_android.mp4

Changelog

• [ADDED] PaymentSheet now supports Alipay for PaymentIntents.

[jaynewstrom-stripe]

There's a file you'll have to add (otherwise a test will fail), but otherwise LGTM.

You can run SupportedPaymentMethodTest Locally.

[github-actions]

Diffuse output:

OLD: paymentsheet-example-release-master.apk (signature: V1, V2)
NEW: paymentsheet-example-release-pr.apk (signature: V1, V2)

          │            compressed            │           uncompressed           
          ├───────────┬───────────┬──────────┼───────────┬───────────┬──────────
 APK      │ old       │ new       │ diff     │ old       │ new       │ diff     
──────────┼───────────┼───────────┼──────────┼───────────┼───────────┼──────────
      dex │   3.5 MiB │   3.5 MiB │   +113 B │   7.8 MiB │   7.8 MiB │   +124 B 
     arsc │   2.1 MiB │   2.1 MiB │   +720 B │   2.1 MiB │   2.1 MiB │   +720 B 
 manifest │   4.9 KiB │   4.9 KiB │      0 B │  24.1 KiB │  24.1 KiB │      0 B 
      res │ 878.8 KiB │ 879.5 KiB │   +757 B │   1.4 MiB │   1.4 MiB │ +1.2 KiB 
   native │   2.6 MiB │   2.6 MiB │      0 B │     6 MiB │     6 MiB │      0 B 
    asset │     3 MiB │     3 MiB │    +41 B │     3 MiB │     3 MiB │   +239 B 
    other │   200 KiB │ 200.1 KiB │    +86 B │ 447.5 KiB │ 447.6 KiB │   +164 B 
──────────┼───────────┼───────────┼──────────┼───────────┼───────────┼──────────
    total │  12.3 MiB │  12.3 MiB │ +1.7 KiB │  20.7 MiB │  20.7 MiB │ +2.4 KiB 

 DEX     │ old   │ new   │ diff       
─────────┼───────┼───────┼────────────
   files │     1 │     1 │  0         
 strings │ 38367 │ 38367 │  0 (+1 -1) 
   types │ 12687 │ 12687 │  0 (+0 -0) 
 classes │ 10710 │ 10710 │  0 (+0 -0) 
 methods │ 56194 │ 56194 │  0 (+0 -0) 
  fields │ 35245 │ 35246 │ +1 (+1 -0) 

 ARSC    │ old  │ new  │ diff       
─────────┼──────┼──────┼────────────
 configs │  290 │  290 │  0         
 entries │ 6932 │ 6934 │ +2 (+2 -0)

APK

     compressed      │     uncompressed     │                        
──────────┬──────────┼───────────┬──────────┤                        
 size     │ diff     │ size      │ diff     │ path                   
──────────┼──────────┼───────────┼──────────┼────────────────────────
    758 B │   +758 B │   1.2 KiB │ +1.2 KiB │ + res/4X.xml           
  2.1 MiB │   +720 B │   2.1 MiB │   +720 B │ ∆ resources.arsc       
  3.5 MiB │   +113 B │   7.8 MiB │   +124 B │ ∆ classes.dex          
 62.9 KiB │    +52 B │ 141.3 KiB │    +82 B │ ∆ META-INF/CERT.SF     
  2.7 KiB │    +41 B │    22 KiB │   +239 B │ ∆ assets/lpms.json     
 48.7 KiB │    +36 B │ 141.2 KiB │    +82 B │ ∆ META-INF/MANIFEST.MF 
  1.2 KiB │     -2 B │   1.2 KiB │      0 B │ ∆ META-INF/CERT.RSA    
    950 B │     -1 B │   2.5 KiB │      0 B │ ∆ res/9N.xml           
    996 B │     -1 B │   2.8 KiB │      0 B │ ∆ res/XB.xml           
    850 B │     +1 B │   1.8 KiB │      0 B │ ∆ res/lK.xml           
──────────┼──────────┼───────────┼──────────┼────────────────────────
  5.8 MiB │ +1.7 KiB │  10.2 MiB │ +2.4 KiB │ (total)

DEX

STRINGS:

   old   │ new   │ diff      
  ───────┼───────┼───────────
   38367 │ 38367 │ 0 (+1 -1) 
  + ~~R8{backend:dex,compilation-mode:release,has-checksums:false,min-api:21,pg-map-id:827b8c9,r8-mode:full,version:8.0.46}
  
  - ~~R8{backend:dex,compilation-mode:release,has-checksums:false,min-api:21,pg-map-id:5d6c7ab,r8-mode:full,version:8.0.46}
  

FIELDS:

   old   │ new   │ diff       
  ───────┼───────┼────────────
   35245 │ 35246 │ +1 (+1 -0) 
  + oe.a0 x: z

ARSC

ENTRIES:

   old  │ new  │ diff       
  ──────┼──────┼────────────
   6932 │ 6934 │ +2 (+2 -0) 
  + drawable/stripe_ic_paymentsheet_pm_alipay
  + string/stripe_paymentsheet_payment_method_alipay