The E string is tuned down to a C# but other than that this should all be fine.
Comments appreciated.

Main riff part 1
G|------------------|
D|------------------|
A|------------------|
E|--0--12-/-0---7-3-|  

Main riff part 2
G|----------------------|
D|----------------------|
A|----------------------|
E|--0--12--10-7-5-/-7-3-| 

Intro into verse 1 goes
Riff 1, 1, 1, 2, 1, 2, 1, 2, 1, 2, 1, 2, 2, 1, 1, 2, 1, 2, 1, 1, 2, 2
 
Pre-chorus
G|-----------------------------------------------------------------|
D|-----------------------------------------------------------------|
A|-----------------------------------------------------------------|
E|-0000000022222222333333335555777700000000222222223333333355557777|

G|---------|
D|---------|
A|---------|
E|-7?7?7?7-|

Chorus
G|-----------------------------------------|
D|-----------------------------------------|
A|-----------------------------------------|
E|-3-3-3-3-10-10-10-10-12-12-12-12-8-8-8-8-|

G|-----------------------------------------|
D|-----------------------------------------|
A|-----------------------------------------|
E|-3-3-3-3-10-10-10-10-12-12-12-12-7-7-7-7-|

G|-----------------------------------------|
D|-----------------------------------------|
A|-----------------------------------------|
E|-8-8-8-8-10-10-10-10-12-12-12-12-7-7-7-7-|

Post Chorus
G|-------------------|
D|-------------------|
A|-7-6-4-2-----------|
E|---------12-10-8-7-|

Verse 2 goes
Riff 1, 2, 2, 2, 1, 1, 2, 1, 1, 2

Pre-chorus

Chorus

Ending
G|--------------------------------------|
D|--------------------------------------|
A|-7-6-4-2------------------------------|
E|---------12-10-8-7-10-7-5-3-8-7-5-2-3-|